2BVMG-FLOW22Pool heat pump

INVERTERPOOLHEATPUMPUSERMANUAL Thismanualcontainscriticalinformationregardingsafety,operation,maintenance,and storage.Topreventseverepersonalinjuryorpropertydamage,readandfullyunderstand allinstructionsandsafetyprecautionspriortoinstallationoruse.Improperoperationmay resultinpersonalinjuryorequipmentdamage. OfficialStoreEmailUsPDF(EN&ESVersion)TutorialVideo CONTENTS [email protected]|www.blueplenum.com|BluePlenumAllRightsReserved 1 1.SAFETYGUIDELINES...........................................................................................................................2 2.UNPACKINGINSPECTION...................................................................................................................6 3.INSTALLATION.....................................................................................................................................11 3.1HANDLINGANDTRANSPORT......................................................................................................11 3.2INSTALLATIONSITESELECTION................................................................................................12 3.3PRE-INSTALLATIONCHECKLIST.................................................................................................14 3.4CONDENSATEDRAINAGEINSTALLATION................................................................................15 3.5PLUMBINGINSTALLATION...........................................................................................................16 3.6ELECTRICALINSTALLATION.......................................................................................................22 3.7POST-INSTALLATIONTESTING...................................................................................................24 4.CONTROLPANELOPERATION.........................................................................................................27 5.APPCONTROL....................................................................................................................................38 5.1PREPARATIONBEFORECONNECTING.....................................................................................38 5.2LAUNCHTHETUYASMARTAPP.................................................................................................39 5.3PAIRINGMETHOD.........................................................................................................................40 5.4TUYASMARTAPPFUNCTIONS...................................................................................................48 6.TROUBLESHOOTING..........................................................................................................................49 7.MAINTAINANCE...................................................................................................................................51 7.1WINTERIZING...................................................................................................................................51 7.2ROUTINECLEANINGPROCEDURES..............................................................................................51 7.3ANNUALINSPECTIONS..................................................................................................................52 8.WARRANTY..........................................................................................................................................53 8.1TWO-YEARWARRANTY...............................................................................................................53 SAFETYGUIDELINES [email protected]|www.blueplenum.com|BluePlenumAllRightsReserved 2 1.SAFETYGUIDELINES 1.1IMPORTANT:RETAINTHISMANUALFORFUTUREREFERENCE Thismanualcontainscriticalinformationregardingsafety,operation,maintenance,and storage.Topreventseverepersonalinjuryorpropertydamage,readandfully understandallinstructionsandsafetyprecautionspriortoinstallationoruse. Improperoperationmayresultinpersonalinjuryorequipmentdamage. Note:Illustrationsinthismanualareforreferenceonly.Theactualproductmayvarydue toenhancementsormodelspecifications.Refertotheactualproductforprecisedetails. Designandspecificationsaresubjecttochangewithoutnotice. Toensurethesafetyofpersonnelandproperty,strictlyadheretothefollowing directives: 1.Compliance:Ensureallinstallationscomplywithlocalcodes,regulations,and standards.Onlyaqualifiedtechnicianshouldinstall,remove,orservicetheunit. 2.PowerSupply:Verifythatthepowersupplymatchesthespecifiedvoltageand frequencyoftheunit. 3.Grounding:Theunitmustbereliablygroundedbeforeuse;failuretodosomayresult inseriousinjuryordeath. SAFETYGUIDELINES [email protected]|www.blueplenum.com|BluePlenumAllRightsReserved 3 4.SafeHandling:Refrainfromhandlingtheunitwithwethandstopreventelectric shock.Avoidconnectingordisconnectingthepowerwhiletheunitisinoperation. 5.DedicatedCircuit:Thisunitrequiresadedicatedbranchcircuit.Adedicated HACR-rated(Heating,AirConditioning,andRefrigeration)circuitbreakerisrequired forthisinstallation. 6.LeakageProtection:AcertifiedClassAGroundFaultCircuitInterrupter(GFCI)must beinstalledandsecurelyconnectedtopreventelectricshockorfire. 7.EmergencyProtocol:Readallproductlabelscarefully.Intheeventofabnormalities —includingunusualnoise,odors,smoke,excessiveheat,orelectricalleakage —immediatelydisconnectthepower.PromptlycontactourServiceCenterfor repairs.Incaseoffire,alertlocalemergencyservicesandensureadrypowderorCO2 fireextinguisherisnearby. 8.Winterizing:whentheunitisrunningatanambienttemperaturebelow32°F,DONOT disconnectthepowersupply.Theunitrequiresconstantpowertoactivateits automaticanti-freezeprotection,whichrunsthecompressororwaterpumpto preventsystemdamage.Iftheheatpumpisdecommissionedduringwinter,usea wrenchtounscrewthedrainagecaponthesideoftheunit(seefigurebelow)and drainallwatercompletely. Note:Somemodelshaveremovedthedrainageportduetoupgrades;thewaterinsidethe unitcanbedraineddirectlythroughthewaterinletandoutlet. Thispreventsfreezingandexpansion,whichcanleadtointernalpipeburstsandse…

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Shenzhen HTT Technology Co., Ltd. Report No.: HTT202603062 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 1 of 3 Product Name: Pool heat pump Model No.: Flow 22 EUT Constructional Details External Photo Report No.: HTT202603062 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 2 of 3 Report No.: HTT202603062 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 3 of 3 ------End------

Label and Location Size: L: 3.0cm*W: 2.0cm Label and Location FCC ID : 2BVMG-FLOW22

Shenzhen HTT Technology Co., Ltd. Report No.: HTT202603062 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 1 of 7 Product Name: Pool heat pump Model No.: Flow 22 EUT Constructional Details Internal Photo Report No.: HTT202603062 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 2 of 7 Report No.: HTT202603062 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 3 of 7 Report No.: HTT202603062 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 4 of 7 Report No.: HTT202603062 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 5 of 7 ANTENNA Report No.: HTT202603062 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 6 of 7 Report No.: HTT202603062 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 7 of 7 ------End------

Shenzhen HTT Technology Co., Ltd. Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 1 of 8 RF Exposure MPE Report Reference No. ..................... : FCC ID............................................. : HTT202603062F03 2BVMG-FLOW22 Compiled by ( position+printed name+signature) . : File administrators Supervised by ( position+printed name+signature) . : Project Engineer Approved by ( position+printed name+signature) . : RF Manager Date of issue .................................... : Mar. 17, 2026 Testing Laboratory Name .............. : Shenzhen HTT Technology Co.,Ltd. Address............................................ : 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao’an District, Shenzhen, Guangdong, China Applicant’s name ............................ : Shenzhenzhenjinwangluoxinxikejiyouxiangongsi Address............................................ : Room 1801B1, Unit A, Xinian Center, No. 6021 Shennan Avenue, Tian'an Community, Shatou Street, Futian District, Shenzhen Standard ........................................... : 47CFR §1.1310 47CFR §2.1091 KDB447498 D01 General RF Exposure Guidance v06 Shenzhen HTT Technology Co.,Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen HTT Technology Co.,Ltd. is acknowledged as copyright owner and source of the material. Shenzhen HTT Technology Co.,Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Test item description ..................... : Pool heat pump Manufacturer .................................... : Shenzhenzhenjinwangluoxinxikejiyouxiangongsi Trade Mark ........................................ BluePlenum Model/Type reference ...................... : Flow 22 Rating ............................................... : AC 110-220V Result ............................................... : PASS Report No.: HTT202603062F03 Page 2 of 8 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 2 of 8 T E S T R E P O R T Equipment under Test : Pool heat pump Model /Type : Flow 22 Listed Models : Flow 29,Flow 37,Flow Pro 48,Flow Pro 58,Flow Max 80,Flow Max 107 Model difference : The PCB board, circuit, structure and internal of these models are the same, Only model number is different for these model. Applicant : Shenzhenzhenjinwangluoxinxikejiyouxiangongsi Address : Room 1801B1, Unit A, Xinian Center, No. 6021 Shennan Avenue, Tian'an Community, Shatou Street, Futian District, Shenzhen Manufacturer : Shenzhenzhenjinwangluoxinxikejiyouxiangongsi Address : Room 1801B1, Unit A, Xinian Center, No. 6021 Shennan Avenue, Tian'an Community, Shatou Street, Futian District, Shenzhen Test Result: PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Report No.: HTT202603062F03 Page 3 of 8 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 3 of 8 Contents 1 T E S T S T A N D A R D S ................................................... 4 2 S U M M A R Y .............................................................. 5 2.1 General Remarks 5 2.2 Product Description 5 2.3 Special Accessories 5 2.4 Modifications 5 3 T E S T E N V I R O N M E N T 6 3.1 Address of the test laboratory 6 3.2 Test Facility 6 3.3 Statement of the measurement uncertainty 6 4 T E S T L I M I T 7 4.1 Requirement 7 4.2 Conducted Power Results 7 4.3 Manufacturing tolerance 8 4.4 Evaluation Result 错误!未定义书签。 4.5 Simultaneous Transmission for SAR Exclusion 8 5 C O N C L U S I O N 8 Report No.: HTT202603062F03 Page 4 of 8 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 4 of 8 1 T E S T S T A N D A R D S The tests were performed according to following standards: ANSI C95.1–1999: IEEE Standard for Safety Levels with Respect to Human Exposure to Radio Frequency Electromagnetic Fields, 3 kHz to 300 GHz. FCC KDB 447498 D01 General RF Exposure Guidance v06: Mobile and Portable Device, RF Exposure, Equipment Authorization Procedures. FCC CFR 47 part1 1.1310: Radiofrequency radiation exposure limits. FCC CFR 47 part2 2.1091: Radiofrequency radiation exposure evaluation: mobile devices Report No.: HTT202603062F03 Page 5 of 8 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 5 of 8 2 S U M M A R Y 2.1 General Remarks Date of receipt of test sample : Mar. 03, 2026 Testing commenced on : Mar. 03, 2026 Testing concluded on : Mar. 17, 2026 2.2 Product Description WIFI : Supported type: 802.11b/802.11g/802.11n(HT20) Modulation: 802.11b: DSSS 802.11g/802.11n(HT20): OFDM Operation frequency: 802.11b/802.11g/802.11n(H20): 2412MHz~2462MHz Channel number: 802.11b/802.11g/802.11n(HT20): 11 Channel separation: 5MHz Antenna type: PCB Antenna Antenna gain: 1.95 dBi Bluetooth BLE Supported type: Bluetooth low Energy Modulation: GFSK Operation frequency: 2402MHz to 2480MHz Channel number: 40 Channel separation: 2 MHz Bit Rate of T…

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Shenzhen South Star Technology Co. Ltd. Shanghai South Star Technology Co. Ltd. SPECIFICATION FOR APPROVAL CUSTOMER : PART NAME : PART NO. : NDX NO. : REV. : MANUFACTURERR SIGNATURE CUSTOMER SIGNATURE APPROVED BY: DATE: Shenzhen southstar technology.co.,LTD 深圳市南斗星科技有限公司 Address：No.1606,Build C6,HengFeng industrial city,xixiang street,baoan district,Shenzhen Shenzhen southstar technology co., LTD. Shanghai branch 深圳市南斗星科技有限公司上海分公司 103B, Build10, No.198 Zhang Heng Road , Pudong New Area,Shanghai TUYA WBRXD Antenna PCB 2.4G- 5.8G CONTENTS Item Description Page 1. ... ...............天线规格表........................1 2. ....................测试报告 ..........................3~11 Antenna Assembly Specification(With housing) 1.Electrical Properties 1.1 Frequecy range.............................................2.412~2.472GHz 1.2 Impedance.......................................................50Ω Norminal 1.3 VSWR ................................................................ ...<2 1.4 Radiation................................................................Omni 1.5 Gain(Peak).............................................................1dBi 1.6 Polarization............................................................Linear 1.7 Admitted Power.....................................................1W 1.8 Connector...............................................................MHF 2.Physical Properties 2.1 Working Temperature.........................................-20°C~+65°C 2.2 Storage Temperature...........................................-30°C~+75°C Shenzhen South Star Technology Co. Ltd. 103B, Build10, No.198 Zhang Heng Road , Pudong New Area,Shanghai Antenna Design for 2.4G-5.8G Document NumberNDX-1908020 Released Date20/08/2019 AuthorMingchao Zhang Review ByZhongyi Zhao Shenzhen South Star Technology Co. Ltd. 103B, Build10, No.198 Zhang Heng Road , Pudong New Area,Shanghai Revised History DateVersionRevised Recored 20/08/20191.00 1st Released Shenzhen South Star Technology Co. Ltd. 103B, Build10, No.198 Zhang Heng Road , Pudong New Area,Shanghai 1.Antennas' setup and enviroment With housing 板载2.4G-5.8G Shenzhen South Star Technology Co. Ltd. 103B, Build10, No.198 Zhang Heng Road , Pudong New Area,Shanghai 2.Analyzer Measurement 2.1 Ant 2.4G -5.8G S11 VSWR Shenzhen South Star Technology Co. Ltd. 103B, Build10, No.198 Zhang Heng Road , Pudong New Area,Shanghai 3.Gain & Patterns test results 3.1 Measurement setting 示范XYZ轴坐标 Shenzhen South Star Technology Co. Ltd. 103B, Build10, No.198 Zhang Heng Road , Pudong New Area,Shanghai 3.2 Ant 2.4G 3D Patterns Shenzhen South Star Technology Co. Ltd. 103B, Build10, No.198 Zhang Heng Road , Pudong New Area,Shanghai 3.2 Ant 5.8G 3D Patterns Shenzhen South Star Technology Co. Ltd. 103B, Build10, No.198 Zhang Heng Road , Pudong New Area,Shanghai 3.2 Ant 2.4G WIFI 2D Patterns Shenzhen South Star Technology Co. Ltd. 103B, Build10, No.198 Zhang Heng Road , Pudong New Area,Shanghai 3.2 Ant 5.8G WIFI 2D Patterns Shenzhen South Star Technology Co. Ltd. 103B, Build10, No.198 Zhang Heng Road , Pudong New Area,Shanghai 4. 2.4G WIFI Peak Gain & Efficiency FreqEffiEffiGain (MHz)(%)(dB)(dBi) 240021.72-6.630.47 241024.64-6.081.17 242027.86-5.551.95 243026.18-5.821.71 244024.58-6.091.5 245023.27-6.331.17 246024.25-6.151.22 247021.7-6.630.55 248019.44-7.11-0.22 249016.86-7.73-1.02 510032.86-4.831.22 520039.24-4.061.97 530032.14-4.931.08 540054.54-2.632.64 550033.93-4.691.6 560034.27-4.650.65 570030.77-5.12-0.76 580035.7-4.47-0.84

1 Appendix RF Test Data for 2.4G WIFI Company: : Shenzhenzhenjinwangluoxinxikejiyouxiangongsi EUT : Pool heat pump FCC ID: : 2BVMG-FLOW22 Model Number : Flow 22 Report No. : HTT202603062F01 Reviewed By : Heber He 2 1. Duty Cycle 1.1 Test Result 1.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) T_on (ms) Period (ms) Duty Cycle (%) Duty Cycle Correction Factor (dB) Max. DC Variation (%) 802.11b SISO 2412 1.224 2.018 60.65 2.17 1.10 2437 1.224 2.213 55.31 2.57 6.29 2462 1.225 2.208 55.48 2.56 16.19 802.11g SISO 2412 0.545 1.020 53.43 2.72 1.95 2437 0.544 1.020 53.33 2.73 1.45 2462 0.544 1.020 53.33 2.73 1.95 802.11n (HT20) SISO 2412 0.548 1.015 53.99 2.68 2.02 2437 0.548 1.015 53.99 2.68 2.02 2462 0.548 1.024 53.52 2.72 1.95 3 1.2 Test Graph 1.2.1 Ant1 802.11b_LCH_2412MHz_Ant1 (SISO)_NTNV 802.11b_MCH_2437MHz_Ant1 (SISO)_NTNV 4 802.11b_HCH_2462MHz_Ant1 (SISO)_NTNV 802.11g_LCH_2412MHz_Ant1 (SISO)_NTNV 5 802.11g_MCH_2437MHz_Ant1 (SISO)_NTNV 802.11g_HCH_2462MHz_Ant1 (SISO)_NTNV 6 802.11n(HT20)_LCH_2412MHz_Ant1 (SISO)_NTNV 802.11n(HT20)_MCH_2437MHz_Ant1 (SISO)_NTNV 7 802.11n(HT20)_HCH_2462MHz_Ant1 (SISO)_NTNV 8 2. Bandwidth 2.1 Test Result 2.1.1 OBW Mode TX Type Frequency (MHz) ANT 99% Occupied Bandwidth (MHz) Verdict Result Limit 802.11b SISO 2412 1 13.438 / Pass 2437 1 13.405 / Pass 2462 1 13.347 / Pass 802.11g SISO 2412 1 16.743 / Pass 2437 1 16.725 / Pass 2462 1 16.694 / Pass 802.11n (HT20) SISO 2412 1 17.588 / Pass 2437 1 17.598 / Pass 2462 1 17.577 / Pass 2.1.2 6dB BW Mode TX Type Frequency (MHz) ANT 6dB Bandwidth (MHz) Verdict Result Limit 802.11b SISO 2412 1 9.627 >=0.5 Pass 2437 1 9.601 >=0.5 Pass 2462 1 9.585 >=0.5 Pass 802.11g SISO 2412 1 17.306 >=0.5 Pass 2437 1 17.245 >=0.5 Pass 2462 1 16.934 >=0.5 Pass 802.11n (HT20) SISO 2412 1 17.784 >=0.5 Pass 2437 1 17.901 >=0.5 Pass 2462 1 17.686 >=0.5 Pass 9 2.2 Test Graph 2.2.1 OBW 802.11b_LCH_2412MHz_Ant1 (SISO)_NTNV 802.11b_MCH_2437MHz_Ant1 (SISO)_NTNV 10 802.11b_HCH_2462MHz_Ant1 (SISO)_NTNV 802.11g_LCH_2412MHz_Ant1 (SISO)_NTNV 11 802.11g_MCH_2437MHz_Ant1 (SISO)_NTNV 802.11g_HCH_2462MHz_Ant1 (SISO)_NTNV 12 802.11n(HT20)_LCH_2412MHz_Ant1 (SISO)_NTNV 802.11n(HT20)_MCH_2437MHz_Ant1 (SISO)_NTNV 13 802.11n(HT20)_HCH_2462MHz_Ant1 (SISO)_NTNV 14 2.2.2 6dB BW 802.11b_LCH_2412MHz_Ant1 (SISO)_NTNV 802.11b_MCH_2437MHz_Ant1 (SISO)_NTNV 15 802.11b_HCH_2462MHz_Ant1 (SISO)_NTNV 802.11g_LCH_2412MHz_Ant1 (SISO)_NTNV 16 802.11g_MCH_2437MHz_Ant1 (SISO)_NTNV 802.11g_HCH_2462MHz_Ant1 (SISO)_NTNV 17 802.11n(HT20)_LCH_2412MHz_Ant1 (SISO)_NTNV 802.11n(HT20)_MCH_2437MHz_Ant1 (SISO)_NTNV 18 802.11n(HT20)_HCH_2462MHz_Ant1 (SISO)_NTNV 19 3. Maximum Conducted Output Power 3.1 Test Result 3.1.1 Power Mode TX Type Frequency (MHz) Maximum Peak Conducted Output Power (dBm) Verdict ANT1 Limit 802.11b SISO 2412 14.30 <=30 Pass 2437 14.63 <=30 Pass 2462 14.91 <=30 Pass 802.11g SISO 2412 17.11 <=30 Pass 2437 17.35 <=30 Pass 2462 17.52 <=30 Pass 802.11n (HT20) SISO 2412 17.12 <=30 Pass 2437 17.38 <=30 Pass 2462 17.51 <=30 Pass 20 4. Maximum Power Spectral Density 4.1 Test Result 4.1.1 PSD Mode TX Type Frequency (MHz) Maximum PSD (dBm) Verdict ANT1 Limit 802.11b SISO 2412 1.77 <=8 Pass 2437 2.09 <=8 Pass 2462 2.38 <=8 Pass 802.11g SISO 2412 -0.88 <=8 Pass 2437 -0.65 <=8 Pass 2462 -0.88 <=8 Pass 802.11n (HT20) SISO 2412 -0.82 <=8 Pass 2437 -0.53 <=8 Pass 2462 -0.57 <=8 Pass 21 4.2 Test Graph 4.2.1 PSD 802.11b_LCH_2412MHz_Ant1 (SISO)_NTNV 802.11b_MCH_2437MHz_Ant1 (SISO)_NTNV 22 802.11b_HCH_2462MHz_Ant1 (SISO)_NTNV 802.11g_LCH_2412MHz_Ant1 (SISO)_NTNV 23 802.11g_MCH_2437MHz_Ant1 (SISO)_NTNV 802.11g_HCH_2462MHz_Ant1 (SISO)_NTNV 24 802.11n(HT20)_LCH_2412MHz_Ant1 (SISO)_NTNV 802.11n(HT20)_MCH_2437MHz_Ant1 (SISO)_NTNV 25 802.11n(HT20)_HCH_2462MHz_Ant1 (SISO)_NTNV 26 5. Unwanted Emissions In Non-restricted Frequency Bands 5.1 Test Result 5.1.1 Ref Mode TX Type Frequency (MHz) ANT Level of Reference (dBm) 802.11b SISO 2412 1 1.81 2437 1 2.11 2462 1 2.39 802.11g SISO 2412 1 -0.74 2437 1 -0.57 2462 1 -0.58 802.11n (HT20) SISO 2412 1 -0.73 2437 1 -0.57 2462 1 -0.70 5.1.2 CSE Mode TX Type Frequency (MHz) ANT Level of Reference (dBm) Limit (dBm) Verdict 802.11b SISO 2412 1 1.81 -18.19 Pass 2437 1 2.11 -17.89 Pass 2462 1 2.39 -17.61 Pass 802.11g SISO 2412 1 -0.74 -20.74 Pass 2437 1 -0.57 -20.57 Pass 2462 1 -0.58 -20.58 Pass 802.11n (HT20) SISO 2412 1 -0.73 -20.73 Pass 2437 1 -0.57 -20.57 Pass 2462 1 -0.70 -20.70 Pass 27 5.2 Test Graph 5.2.1 Ref 802.11b_LCH_2412MHz_Ant1 (SISO)_NTNV 802.11b_MCH_2437MHz_Ant1 (SISO)_NTNV 28 802.11b_HCH_2462MHz_Ant1 (SISO)_NTNV 802.11g_LCH_2412MHz_Ant1 (SISO)_NTNV 29 802.11g_MCH_2437MHz_Ant1 (SISO)_NTNV 802.11g_HCH_2462MHz_Ant1 (SISO)_NTNV 30 802.11n(HT20)_LCH_2412MHz_Ant1 (SISO)_NTNV 802.11n(HT20)_MCH_2437MHz_Ant1 (SISO)_NTNV 31 802.11n(HT20)_HCH_2462MHz_Ant1 (SISO)_NTNV 32 5.2.2 CSE 802.11b_LCH_2412MHz_Ant1 (SISO)_NTNV 802.11b_LCH_2412MHz_Ant1 (SISO)_NTNV 33 802.11b_MCH_2437MHz_Ant1 (SISO)_NTNV 802.11b_HCH_2462MHz_Ant1 (SISO)_NTNV 34 802.11b_HCH_2462MHz_Ant1 (SISO)_NTNV 802.11g_LCH_2412MHz_Ant1 (SISO)_NTNV 35 802.11g_LCH_2412MHz_Ant1 (SISO)_NTNV 802.11g_MCH_2437MHz_Ant1 (SISO)_NTNV 36 802.11g_HCH_2462MHz_Ant1 (SISO)_NTNV 802.11g_HCH_2462MHz_Ant1 (SISO)_NTNV 37 802.11n(HT20)_LCH_2412MHz_Ant1 (SISO)_NTNV 802.11n(HT20)_LCH_2412MHz_Ant1 (SISO)_NTNV 38 802.11n(HT20)_MCH_2437MHz_Ant1 (SISO)_NTNV 802.11n(HT20)_HCH_2462MHz_Ant1 (SISO)_NTNV 39 802.11n(HT20)_HCH_2462MHz_Ant1 (SISO)_NTNV

1 Appendix RF Test Data for BLE Company: : Shenzhenzhenjinwangluoxinxikejiyouxiangongsi EUT : Pool heat pump FCC ID: : 2BVMG-FLOW22 Model Number : Flow 22 Report No. : HTT202603062F02 Reviewed By : Heber He 2 1. Duty Cycle 1.1 Test Result 1.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) T_on (ms) Period (ms) Duty Cycle (%) Duty Cycle Correction Factor (dB) Max. DC Variation (%) 1M SISO 2402 0.088 0.625 14.08 8.51 0.00 2440 0.088 0.625 14.08 8.51 0.00 2480 0.088 0.625 14.08 8.51 0.00 3 1.2 Test Graph 1.2.1 Ant1 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV 4 1M_HCH_2480MHz_Ant1_NTNV 5 2. Bandwidth 2.1 Test Result 2.1.1 OBW Mode TX Type Frequency (MHz) ANT 99% Occupied Bandwidth (MHz) Verdict Result Limit 1M SISO 2402 1 1.154 / Pass 2440 1 1.175 / Pass 2480 1 1.208 / Pass 2.1.2 6dB BW Mode TX Type Frequency (MHz) ANT 6dB Bandwidth (MHz) Verdict Result Limit 1M SISO 2402 1 0.519 >=0.5 Pass 2440 1 0.522 >=0.5 Pass 2480 1 0.543 >=0.5 Pass 6 2.2 Test Graph 2.2.1 OBW 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV 7 1M_HCH_2480MHz_Ant1_NTNV 8 2.2.2 6dB BW 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV 9 1M_HCH_2480MHz_Ant1_NTNV 10 3. Maximum Conducted Output Power 3.1 Test Result 3.1.1 Power Mode TX Type Frequency (MHz) Maximum Peak Conducted Output Power (dBm) Verdict ANT1 Limit 1M SISO 2402 -0.93 <=30 Pass 2440 0.03 <=30 Pass 2480 0.57 <=30 Pass 11 4. Maximum Power Spectral Density 4.1 Test Result 4.1.1 PSD Mode TX Type Frequency (MHz) Maximum PSD (dBm) Verdict ANT1 Limit 1M SISO 2402 -1.11 <=8 Pass 2440 -0.14 <=8 Pass 2480 0.40 <=8 Pass 12 4.2 Test Graph 4.2.1 PSD 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV 13 1M_HCH_2480MHz_Ant1_NTNV 14 5. Unwanted Emissions In Non-restricted Frequency Bands 5.1 Test Result 5.1.1 Ref Mode TX Type Frequency (MHz) ANT Level of Reference (dBm) 1M SISO 2402 1 -1.11 2440 1 -0.14 2480 1 0.40 5.1.2 CSE Mode TX Type Frequency (MHz) ANT Level of Reference (dBm) Limit (dBm) Verdict 1M SISO 2402 1 -1.11 -21.11 Pass 2440 1 -0.14 -20.14 Pass 2480 1 0.40 -19.60 Pass 15 5.2 Test Graph 5.2.1 Ref 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV 16 1M_HCH_2480MHz_Ant1_NTNV 17 5.2.2 CSE 1M_LCH_2402MHz_Ant1_NTNV 1M_LCH_2402MHz_Ant1_NTNV 18 1M_MCH_2440MHz_Ant1_NTNV 1M_HCH_2480MHz_Ant1_NTNV 19 1M_HCH_2480MHz_Ant1_NTNV

Shenzhen HTT Technology Co., Ltd. Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China FCC PART 15 SUBPART C TEST REPORT FCC PART 15.247 Report Reference No. .................... : FCC ID. .......................................... : HTT202603062F01 2BVMG-FLOW22 Compiled by ( position+printed name+signature) . : File administrators Supervised by ( position+printed name+signature) . : Project Engineer Approved by ( position+printed name+signature) . : RF Manager Date of issue .................................... : Mar. 17, 2026 Testing Laboratory Name ............. : Shenzhen HTT Technology Co.,Ltd. Address ............................................ : 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao’an District, Shenzhen, Guangdong, China Applicant’s name ........................... : Shenzhenzhenjinwangluoxinxikejiyouxiangongsi Address ............................................ : Room 1801B1, Unit A, Xinian Center, No. 6021 Shennan Avenue, Tian'an Community, Shatou Street, Futian District, Shenzhen Test specification.......................... : Standard .......................................... : FCC Part 15.247 TRF Originator ................................. : Shenzhen HTT Technology Co.,Ltd. Shenzhen HTT Technology Co.,Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen HTT Technology Co.,Ltd. is acknowledged as copyright owner and source of the material. Shenzhen HTT Technology Co.,Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Test item description .................... : Pool heat pump Trade Mark ....................................... : BluePlenum Manufacturer .................................... : Shenzhenzhenjinwangluoxinxikejiyouxiangongsi Model/Type reference ...................... : Flow 22 Listed Models ................................... : Flow 29,Flow 37,Flow Pro 48,Flow Pro 58,Flow Max 80,Flow Max 107 Modulation Type .............................. : CCK/DSSS/OFDM Operation Frequency ....................... : From 2412 - 2462MHz Rating ............................................... : AC 110-220V Result ............................................... : PASS Report No.: HTT202603062F01 Page 2 of 39 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China T E S T R E P O R T Equipment under Test : Pool heat pump Model /Type : Flow 22 Listed Models : Flow 29,Flow 37,Flow Pro 48,Flow Pro 58,Flow Max 80,Flow Max 107 Model difference : The PCB board, circuit, structure and internal of these models are the same, Only model number is different for these model. Applicant : Shenzhenzhenjinwangluoxinxikejiyouxiangongsi Address : Room 1801B1, Unit A, Xinian Center, No. 6021 Shennan Avenue, Tian'an Community, Shatou Street, Futian District, Shenzhen Manufacturer : Shenzhenzhenjinwangluoxinxikejiyouxiangongsi Address : Room 1801B1, Unit A, Xinian Center, No. 6021 Shennan Avenue, Tian'an Community, Shatou Street, Futian District, Shenzhen Test Result: PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the…

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