W77G7C2Wireless Gas Monitor

G7 Technical User Manual CONTENTS OVERVIEW The World’s first everything detector ...........................................................................................4 Blackline Safety Network ....................................................................................................................4 Blackline Live web portal ....................................................................................................................5 G7 models ..................................................................................................................................................6 Device comparison .................................................................................................................................7 What’s in the box ....................................................................................................................................8 Hardware details ......................................................................................................................................9 INTERACTION How it works ...............................................................................................................................................10 OPERATING Charging ......................................................................................................................................................11 Wearing ........................................................................................................................................................11 Power on .....................................................................................................................................................12 Power off .....................................................................................................................................................12 Connectivity light ....................................................................................................................................13 Viewing G7’s assigned user ................................................................................................................14 GAS DETECTION Bump test ....................................................................................................................................................15 Calibration ..................................................................................................................................................17 Bump test and calibration reminder window..........................................................................18 Bump test and calibration lock ........................................................................................................18 Zero sensors ................................................................................................................................................19 PID Target gases........................................................................................................................................19 GAS DETECTION FEATURES Yellow warning alarm gas features ................................................................................................20 Low warning alarm for gas ......................................................................................................20 Under limit .....................................................................................................................................21 Sensor error .....................................................................................................................................21 Calibration .......................................................................................................................................21 Bump test ..........................................................................................................................................21 Pump block ......................................................................................................................................21 Red alert gas features ............................................................................................................................22 High alert for gas ...........................................................................................................................22 STEL (short term exposure limit) alert ...............................................................................22 TWA (time weighted average) alert ....................................................................................23 OL (over limit) alert ......................................................................................................................23 CONFIGURATION MODES Available modes .......................................................................................................................................24 Entering a mode .......................................................................................................................................24 Exiting a mode ..........................................................................................................................................25 CARTRIDGES Gas Cartridge replacement program ............................................................................................26 Changing cartridges ..............................................................................................................................26 Cartridge care ............................................................................................................................................27 Cartridge safety precautions .............................................................................................................27 Multi-gas pump cartridge .....................................................................................…

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100, 803 24t Ave SE Calgary, Alberta, Canada T2G 1P5 Date: Feb 20, 2020 Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: W77G7C2 Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request confidential treatment of information accompanying this application as outlined below: Exhibit Type File Name Block Diagram G7C-NA2_blk.pdf Schematics G7C-NA2_Schem.pdf Parts List G7C-NA2_Plist.pdf Circuit Description G7C_NA2_OpDesc.pdf Tune Up Info G7C_NA2_TuneUp.pdf Internal Photos Modular Compliance G7C-NA2_int Photos.pdf G7C_NA2_Cellular_Antenna_Gain_Compliance.pdf The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. A portion of the G7X circuitry is covered with epoxy to ensure instrically safe operation of the product. The epoxy also serves to conceal a proprietary circuit. The applicant understands that pursuant to Section 0.457 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. 100, 803 24t Ave SE Calgary, Alberta, Canada T2G 1P5 Barry Moore VP Product Development

100, 803 24 th Ave SE Calgary, Alberta, Canada T2G 1P5 Date: Feb 20, 2020 Timco Engineering, Inc. 849 N.W. State Road 45 P.O. Box 370 Newberry, FL 32669 SUBJECT: Application(s) for Certification for FCC ID: W77G7C2 IC: 8255A-G7C2 To Whom It May Concern: We, the undersigned, hereby authorize Scott Jacobsen, on our behalf, to apply for certification on our equipment referenced above. Any and all acts carried out by Scott Jacobsen on our behalf shall have the same effect as acts of our own. This is to advise that we are in full compliance with the Anti- Drug Abuse Act. We, the applicant, are not subject to a denial of federal benefits pursuant to Section 5301 of the Anti-Drug Act of 1988, 21 USC853a, and no party to the application is subject to a denial of federal benefits pursuant to that section. Regards, Barry Moore VP Product Development

Page 1 of 1 3980 North Fraser Way Burnaby, BC, Canada, V5J 5K5 Ph. 604-527-8378 Test Lab Attestation Letter Report Issue Date: November 21, 2019 Applicant Name: Blackline Safety Corp. FCC ID: W77G7C2 IC Certification Number 8225A-G7C2 Test Items: G7C-NA2 Device Name of Engineer Performing Test: Alireza Nezam Statement of Compliance: QAI Laboratories declares that this Unit has been tested in accordance with the test method identified in this test report and that we observed it being tested. It also declares that the Unit complies with the relevant limits. All instrumentation and accessories used to test this unit for compliance to the indicated test method are calibrated regularly in accordance with ISO 17025:2017 requirements by laboratories accredited by A2LA for the measurement parameters. QAI EMC Accreditation: FCC Designation (3m SAC): CA9543 IC Registration (3m SAC): 21146-1 The measurements were made at: QAI Laboratories 3980 North Fraser Way, Burnaby, BC, Canada, V5J 5K5 Test Lab Witness- Parminder Singh Signature of Test Lab Witness: ____________________ Date of Signature: February 20, 2020 Full Name, Typed: Parminder Singh Title of Witness: Director for the EMC Department Email Address: [email protected] Test Lab Stamp:

A B C D 1 3 4 5 6 7 8 A B C D 1 2 3 4 5 6 7 8 2 DO NOT SCALE DRAWINGSIZE: ASCALE: 1:1 UNLESS OTHERWISE STATED: All dimensions are in millimeters. Drawing No / File Name: G7c label FCC requirement THIRD ANGLE: CAN3-B78.1-M83 CAN/CSA-B78.2-M91 DRAWING STANDARDS: G7c_label_FCCr5 .pdf PROPRIETARY AND CONFIDENTIAL: The information contained in this drawing is the sole property of Blackline GPS Inc. Any reproduction in part or as a whole without the written permission of Blackline GPS Inc. is prohibited. 1 Place ± 0.30 2 Place ± 0.15 Angels ± 0.5 TOLERANCES ON DECIMALS: Item No: 9-June-2017 Barry Moore DWN: ECO NoDESCRIPTIONDWNCHKDCHKD DATEREV SHEET: 1 of 1 Rev: 5 1st Release G7cJune 9, 2017 Rev 1 Notes: Label Location Label The label will be printed with the following information: G7c FCC ID: W77G7C IC: 8255A-G7C Contains FCC ID: XPY1CGM5NNN Contains IC: 8595A-1CGM5NNN Model G7C Unit ID - [unique number] Add “Contains” to Industry Canada noteJun 13, 2017 Rev 2 Add additional FCC and IC identication numbers Remove indication for marketing variations Oct 23, 2018 Rev 3 Nov 1, 2018 Rev 4 Nov 5, 2019 Rev 5 G7c NA2 FCC ID: W77G7C2 IC: 8255A-G7C2 Contains FCC ID: XPY1EIQ24NN Contains IC: 8595A-1EIQ24NN Model G7C-NA2 Unit ID - [unique number] Add information for model G7c NA2

© 2019 RF Exposure Lab, LLC This report shall not be reproduced except in full without the written approval of RF Exposure Lab, LLC. 802 N. Twin Oaks Valley Road, Suite 105 • San Marcos, CA 92069 • U.S.A. TEL (760) 471-2100 • FAX (760) 471-2121 http://www.rfexposurelab.com CERTIFICATE OF COMPLIANCE SAR EVALUATION Blackline Safety Corp. Dates of Test: September 26-October 1, 2019 1215 13 th Street, Suite 101 Test Report Number: SAR.20191002 Calgary, AB T26 3J4 Revision A Canada This wireless mobile and/or portable device has been shown to be compliant for localized specific absorption rate (SAR) for uncontrolled environment/general exposure limits specified in ANSI/IEEE Std. C95.1-1992 and had been tested in accordance with the measurement procedures specified in IEEE 1528-2013 and IEC 62209-2:2010 (See test report). I attest to the accuracy of the data. All measurements were performed by myself or were made under my supervision and are correct to the best of my knowledge and belief. I assume full responsibility for the completeness of these measurements and vouch for the qualifications of all persons taking them. RF Exposure Lab, LLC certifies that no party to this application is subject to a denial of Federal benefits that includes FCC benefits pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 853(a). Jay M. Moulton Vice President Certificate # 2387.01 FCC ID: W77G7C2 Contains FCC ID: XPY1EIQ24NN IC Certificate: 8255A-G7C2 Contains IC Certificate: 8595A-1EIQ24NN Model(s): G7C-NA2 containing ublox Model LARA-R202 Test Sample: Engineering Unit Same as Production Serial Number: 14430 Equipment Type: Wireless Cellular Transmitter for Personnel Safety Classification: Portable Transmitter In Front of Face and Next to Body TX Frequency Range: 699 – 716 MHz, 824 – 849 MHz; 917 – 928 MHz; 1710 – 1755 MHz, 1850 – 1915 MHz, 2402 – 2480 MHz Frequency Tolerance: ± 2.5 ppm Maximum RF Output: 750 MHz (LTE) – 24.0 dBm, 850 MHz (WCDMA) – 24.0 dBm, 850 MHz (LTE) – 24.0 dBm, 1750 MHz (LTE) – 24.0 dBm, 1900 MHz (WCDMA) – 24.0 dBm, 1900 MHz (LTE) – 24.0 dBm, 2450 MHz (BT) – 11.0 dBm Conducted Signal Modulation: WCDMA, QPSK, 16QAM, 8-PSK, GFSK Antenna Type: Internal Application Type: Certification FCC Rule Parts: Part 2, 15C, 22, 24, 27 KDB Test Methodology: KDB 447498 D01 v06, KDB 941225 D01 v03r01 & D05 v02r05 Industry Canada: RSS-102 Issue 5, Safety Code 6 Max. Stand Alone SAR Value: 0.89 W/kg Reported (Face); 0.65 W/kg (Body) Max. Simultaneous SAR Value: 1.29 W/kg Reported (Face) & 1.05 W/kg Reported (Body) Separation Distance: 10 mm (Face); 0 mm (Body Report Number: SAR.20191002 © 2019 RF Exposure Lab, LLC Page 2 of 122 This report shall not be reproduced except in full without the written approval of RF Exposure Lab, LLC. Table of Contents 1. Introduction ................................................................................................................................... 4 SAR Definition [5] .............................................................................................................................. 5 2. SAR Measurement Setup .............................................................................................................. 6 Robotic System ................................................................................................................................. 6 System Hardware .............................................................................................................................. 6 System Electronics ............................................................................................................................ 7 Probe Measurement System ............................................................................................................. 7 3. Probe and Dipole Calibration ....................................................................................................... 14 4. Phantom & Simulating Tissue Specifications ............................................................................... 15 Head & Body Simulating Mixture Characterization .......................................................................... 15 5. ANSI/IEEE C95.1 – 1992 RF Exposure Limits [2] ........................................................................ 16 Uncontrolled Environment ............................................................................................................... 16 Controlled Environment ................................................................................................................... 16 6. Measurement Uncertainty............................................................................................................ 17 7. System Validation ........................................................................................................................ 18 Tissue Verification ........................................................................................................................... 18 Test System Verification .................................................................................................................. 18 8. SAR Test Data Summary ............................................................................................................ 19 Procedures Used To Establish Test Signal ..................................................................................... 19 Device Test Condition ..................................................................................................................... 19 9. LTE Document Checklist ............................................................................................................. 20 10. FCC 3G Measurement Procedures .......................................................................................... 23 10.1 Procedures Used to Establish RF Signal for SAR ................................................................ 23 10.2 SAR Measurement C…

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QAI Laboratories 3980 North Fraser Way Burnaby, BC, V5J 5K5 Canada ELECTROMAGNETIC COMPATIBILITY TEST REPORT Report Reference Number: E10995-1901-Blackline-G7C_NA2 Devices-Rev-1.1 Total Number of Pages: 50 Date of Issue: February 20, 2020 EMC Test Laboratory: QAI Laboratories Ltd. Address: 3980 North Fraser Way, Burnaby, BC, V5J 5K5 Canada Phone: (604) 527-8378 Fax: (604) 527-8368 Laboratory Accreditations (per ISO/IEC 17025:2005) American Association for Laboratory Accreditation Certificate Number: 3657.02 This report has been completed in accordance with the requirements of ISO/IEC 17025. Test results contained in this report are within QAI Laboratories ISO/IEC 17025 accreditations. QAI Laboratories authorizes the applicant to reproduce this report, provided it is reproduced in its entirety and for the use by the company’s employees only. Manufacturer: Blackline Safety Corp. Address: Unit 100, 803 24 Avenue SE Calgary, AB Canada, T2G 1P5 Phone: +1 587 325 9764 Equipment Tested: G7C Model Number(s): G7C-NA2 Applicable Test Standards: FCC Title 47 CFR Part 15: Subpart B FCC Title 47 CFR Part 15: Subpart C - §15.215, 15.247 RSS-247 Issue 2, RSS-Gen Issue 5 ICES-003 Issue 6 QAI Laboratories 3980 North Fraser Way Burnaby, BC, V5J 5K5 Canada Client: Blackline Safety Corp. Report Number: E10995-1901-Blackline-G7C_NA2 Devices-Rev-1.1 Page 2 of 50 REVISION HISTORY Date Report Number Details Author’s Initials February 20, 2020 E10995-1901-Blackline-G7C_NA2 Devices-Rev-1.1 Final (Typo) AN November 21, 2019 E10995-1901-Blackline-G7C_NA2 Devices-Rev-1.0 Final AN October 22, 2019 E10995-1901-Blackline-G7C_NA2 Devices-Rev-0.0 Draft AN All previous versions of this report have been superseded by the latest dated revision as listed in the above table. Please dispose of all previous electronic and paper printed revisions accordingly. REPORT AUTHORIZATION The data documented in this report is for the test equipment provided by the manufacturer. The tests were conducted on the sample equipment as requested by the manufacturer for the purpose of demonstrating compliance with the standards outlined in Section I of this report as agreed upon by the Manufacturer under the quote 19MZ08281. The Manufacturer is responsible for the tested product configurations, continued product compliance, and for the appropriate auditing of subsequent products as required. This report may comprise a partial list of tests that are required for FCC and ISED. Declaration of Conformity can only be produced by the manufacturer. This is to certify that the following report is true and correct to the best of our knowledge. __________________ ____________________ ___________________ Testing Performed and Report writing by Alireza Nezam EMC Test Engineer Reviewed by Rick Hiebert EMC Engineering Manager Approved by Parminder Singh Director of EMC Department QAI Laboratories 3980 North Fraser Way Burnaby, BC, V5J 5K5 Canada Client: Blackline Safety Corp. Report Number: E10995-1901-Blackline-G7C_NA2 Devices-Rev-1.1 Page 3 of 50 QAI FACILITIES British Columbia QAI Laboratories Inc. Main Laboratory/Headquarters 3980 North Fraser Way, Burnaby, BC V5J Canada Ontario QAI Laboratories Inc. 1081 Meyerside Drive, Unit #14 Mississauga, ON L5T 1M4 Canada Virginia QAI Laboratories Ltd. 1047 Zachary Taylor Hwy, Suite A Huntly, VA 22640 USA California QAI Laboratories Ltd. 8385 White Oak Avenue Rancho Cucamonga, CA 91730 USA Oklahoma QAI Laboratories Ltd. 108th East Avenue, Tulsa, OK 74116 USA QAI EMC ACCREDITATION QAI EMC is your one-stop regulatory compliance partner for electromagnetic compatibility (EMC) and electromagnetic interference (EMI). Products are tested to the latest and applicable EMC/EMI requirements for domestic and international markets. QAI EMC goes above and beyond being a testing facility—we are your regulatory compliance partner. QAI EMC has the capability to perform RF Emissions and Immunity for all types of electronics manufacturing including Industrial, Scientific, Medical, Information Technology, Telecom, Wireless, Automotive, Marine and Avionics. EMC Laboratory Location FCC Designation (3m SAC) IC Registration (3m SAC) A2LA Certificate Burnaby, BC, Canada CA9543 21146-1 3657.02 EMC Facility Burnaby BC, Canada QAI Laboratories 3980 North Fraser Way Burnaby, BC, V5J 5K5 Canada Client: Blackline Safety Corp. Report Number: E10995-1901-Blackline-G7C_NA2 Devices-Rev-1.1 Page 4 of 50 TABLE OF CONTENTS REVISION HISTORY .......................................................................................................................................................... 2 REPORT AUTHORIZATION .............................................................................................................................................. 2 QAI FACILITIES ................................................................................................................................................................. 3 QAI EMC ACCREDITATION ............................................................................................................................................. 3 TABLE OF CONTENTS ...................................................................................................................................................... 4 Section I: Executive Summary .............................................................................................................................................. 5 1.1 Purpose ..................................................................................................................................................................... 5 1.2 Scope ........................................................................................................................................................................ 5 1.3 Summary of Results .................................................................................................................................................…

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QAI Laboratories 3980 North Fraser Way Burnaby, BC, V5J 5K5 Canada Client: Blackline Safety Corp. Report Number: E10995-1901-Blackline-G7C_NA2 Devices-Rev-1.0 Page 46 of 50 Appendix A: TEST SETUP PHOTOS Radiated Emissions performed at the 3m SAC, 150kHz – 30MHz Radiated Emissions performed at the 3m SAC (charging and Battery modes) QAI Laboratories 3980 North Fraser Way Burnaby, BC, V5J 5K5 Canada Client: Blackline Safety Corp. Report Number: E10995-1901-Blackline-G7C_NA2 Devices-Rev-1.0 Page 47 of 50 Radiated Emissions performed at the 3m SAC (charging and Battery modes) Radiated Emissions performed at the 3m, 1 -18 GHz QAI Laboratories 3980 North Fraser Way Burnaby, BC, V5J 5K5 Canada Client: Blackline Safety Corp. Report Number: E10995-1901-Blackline-G7C_NA2 Devices-Rev-1.0 Page 48 of 50 Radiated Emissions performed at the 1m, above 18 -25 GHz Conducted Emissions performed at the 3m SAC QAI Laboratories 3980 North Fraser Way Burnaby, BC, V5J 5K5 Canada Client: Blackline Safety Corp. Report Number: E10995-1901-Blackline-G7C_NA2 Devices-Rev-1.0 Page 49 of 50 Frequency Stability setup performed in environmental chamber