ZMPWMA1104WIRELESS MODULE

WMA1104 Low power RF module User Manual Table of Content 1. Product Features ...................................................... 2 2. Specification ............................................................. 2 3. RF module Operation ............................................... 3 4. FCC ............................................................................ 3 RF module WMA1104 Page 2 of 3 1. Product Features ● Optional communication interface: RS232, TTL or RS485 ● Serial format: 8, N, 1 ● Baud Rate: 9600 BPS ● 8 channel frequency option ● Transparent data reception and transmission ● Half duplex: Integrated receiver and transmitter. 10ms auto switching for sending and receiving ● Single-chip radio frequency integrated circuit and MCU, less external circuitry, low power consumption, high reliability ● Industrial grade operating temperature: -35C ~ +75C 2. Specification ● Frequency: 433MHz ● Power supply: DC3.1-5.5V ● RF output: ≤ 50mW ● Transmitting current: < 40mA ● Receiving current: < 20mA (TTL) ● Receiving sensitivity: -112dBm (1200bps), -108dBm (9600bps) ● Antenna Impedance:50Ω（SMA or customized） ● Transmission Range: 200m (BER=10-5@9600bps, 10cm antenna is 2m above ground in open area) 400m (BER=10-5@1200bps, 10cm antenna is 2m above ground in open area) ● Size: 70mm x 45mm x 19mm (without antenna port) RF module WMA1104 Page 3 of 3 3. RF module Operation WMA1104 Low power RF module transmits UART data to another wireless receiver. Modules could directly connect with microcontroller, computer and other UART components with RS-232, RS-485 and UART/TTL level interface. 3.1 Indicator LED A. POWER LED stays lit when the RF module is powered on. B. Signal LED blinks during data transmission. 3.2 Data transmission WMA1104 provides transparent data transmission interface. It supports a variety of applications and protocols. And a variety of topography: point to point, point to multipoint transparent transmission. WMA1104 products provide 150 bytes of internal memory and FIFO (first in first out) data transmission mode. 4. FCC FCC ID: ZMPWMA1104 This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. FCC WARNING This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. This device must be installed to provide a separation distance of at least 20 cm from all persons and must not be collocated or operating in conjunction with any other antenna or transmitter. NOTE 1: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: - Reorient or relocate the receiving antenna. - Increase the separation between the equipment and receiver. -Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. -Consult the dealer or an experienced radio/TV technician for help. NOTE 2: Any changes or modifications not expressly approved by the manufacturer could void the user’s authority to operate the equipment. NOTE 3: The manufacturer is not responsible for any radio or TV interference caused by unauthorized modifications to this equipment. Such modifications could void the user’s authority to operate the equipment.

Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: ZMPWMA1104 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 Schematics CONF_ZMPWMA1104_FCC_Schematics.pdf Block Diagram CONF_ZMPWMA1104_FCC_BlockDiagram.pdf Operational Description CONF_ZMPWMA1104_FCC_OperationalDescription.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. 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. Sincerely, QED FACTORY, INC. (Ray Tsai / Compliance Officer)

631 N Larchmont U-1 Los Angeles, California, 90004 Tel: 1.213.973.3987 Fax: 1.310.893.6734 www.qedfactory.com [email protected] FCC ID: ZMPWMA1104 Supersede Request To whom it may concern, We are making a supersede request to replace an exhibit associated with FCC ID: ZMPWMA1104. Specifically exhibit type "ID Label Location Information" to be replaced with the new submission. The replacement submission will match the markings used in production units with proper layout, position, format of FCC ID number, model number, and FCC disclosure statements. _________________________/_2011-06-20__ Ray Tsai - Compliance Officer

QED FACTORY, INC. Model: WMA1104 REPORT NO.: STR11058035I FCC PART 15.231 EXHIBIT 2 - EUT EXTERNAL PHOTOGRAPHS EUT View 1 EUT View 2

REPORT NO.: STR110580351 FCC PART 15.231 631 N Larchmont U-1 Los Angeles, California, 90004 Tel: 1.213.973.3987 Fax: 1.310.893.6734 www.qedfactory.com [email protected] EXHIBIT 1 - PRODUCT LABELING Proposed FCC ID Label Format Specifications: Text is Black in color and justified. Labels are printed in indelible ink on permanent adhesive or silk-screened onto the EUT or shall be affixed at a conspicuous location on the EUT. Proposed Label Location on EUT

QED FACTORY, INC. Model: WMA1104 REPORT NO.: STR11058035I FCC PART 15.231 EXHIBIT 3 - EUT INTERNAL PHOTOGRAPHS EUT Housing and Board View Solder Board-Component View 1 QED FACTORY, INC. Model: WMA1104 REPORT NO.: STR11058035I FCC PART 15.231 Solder Board-Component View 2

QED FACTORY, INC. Model: WMA1104 REPORT NO.: STR11058035I PAGE 1 OF 21 FCC PART 15.231 FCC PART 15.231 MEASUREMENT AND TEST REPORT FOR QED FACTORY, INC. 631 N LARCHMONT U-1, LOS ANGELES, CALIFORNIA 90004, USA FCC ID: ZMPWMA1104 Report Concerns: Original Report Equipment Type: WIRELESS MODULE Model: WMA1104 Report No.: STR11058035I Test Date: 2011-05-06 to 2011-05-25 Issue Date: 2011-06-10 Tested By: Jason Chen / Engineer Reviewed By: Lahm Peng / EMC Manager Approved & Authorized By: Jandy so / PSQ Manager Prepared By: SEM.Test Compliance Service Co., Ltd 3/F, Jinbao Commerce Building, Xin'an Fanshen Road, Bao'an District, Shenzhen, P.R.C.（518101） Tel.: +86-755-33663308 Fax.: +86-755-33663309 Website: www.semtest.com.cn Note: This test report is limited to the above client company and the product model only. It may not be duplicated without prior permitted by SEM.Test Compliance Service Co., Ltd . QED FACTORY, INC. Model: WMA1104 REPORT NO.: STR11058035I PAGE 2 OF 21 FCC PART 15.231 TABLE OF CONTENTS 1. GENERAL INFORMATION ...................................................................................................................................3 1.1 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT)...............................................................................3 1.2 TEST STANDARDS...................................................................................................................................................3 1.3 TEST METHODOLOGY.............................................................................................................................................3 1.4 TEST FACILITY.......................................................................................................................................................4 1.5 EUT EXERCISE SOFTWARE....................................................................................................................................4 1.6 ACCESSORIES EQUIPMENT LIST AND DETAILS.......................................................................................................4 1.7 EUT CABLE LIST AND DETAILS.............................................................................................................................4 2. SUMMARY OF TEST RESULTS ...........................................................................................................................5 3. §15.203 ANTENNA REQUIREMENT ....................................................................................................................6 3.1 STANDARD APPLICABLE.........................................................................................................................................6 3.2 TEST RESULT..........................................................................................................................................................6 4. §15.207 (A) CONDUCTED EMISSION ..................................................................................................................7 4.1 MEASUREMENT UNCERTAINTY..............................................................................................................................7 4.2 TEST EQUIPMENT LIST AND DETAILS.....................................................................................................................7 4.3 TEST PROCEDURE...................................................................................................................................................7 4.4 BASIC TEST SETUP BLOCK DIAGRAM.....................................................................................................................7 4.5 ENVIRONMENTAL CONDITIONS..............................................................................................................................7 4.6 TEST RECEIVER SETUP...........................................................................................................................................8 4.7 SUMMARY OF TEST RESULTS/PLOTS......................................................................................................................8 4.8 CONDUCTED EMISSIONS TEST DATA......................................................................................................................8 5. §15.205, §15.209, §15.231 (B) RADIATED EMISSION .......................................................................................11 5.1 MEASUREMENT UNCERTAINTY............................................................................................................................11 5.2 STANDARD APPLICABLE.......................................................................................................................................11 5.3 TEST EQUIPMENT LIST AND DETAILS...................................................................................................................12 5.4 TEST PROCEDURE.................................................................................................................................................12 5.5 CORRECTED AMPLITUDE & MARGIN CALCULATION............................................................................................13 5.6 ENVIRONMENTAL CONDITIONS............................................................................................................................13 5.7 SUMMARY OF TEST RESULTS/PLOTS....................................................................................................................13 6. §15.231(C) 20DB BANDWIDTH TESTING .........................................................................................................16 6.1 STANDARD APPLICABLE.......................................................................................................................................16 6.2 TEST EQUIPMENT LIST AND DETAILS...................................................................................................................16 6.3 TEST PRO…

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QED FACTORY, INC. Model: WMA1104 REPORT NO.: STR11058035I FCC PART 15.231 EXHIBIT 4 - TEST SETUP PHOTOGRAPHS Conduction Emission Test Setup Radiation Emission Test Setup (30MHz to 1GHz) QED FACTORY, INC. Model: WMA1104 REPORT NO.: STR11058035I FCC PART 15.231 Radiation Emission Test Setup (Above 1GHz)