MQXA733Remote Telemetry Unit

ADCON TELEMETRY SMART WIRELESS SOLUTIONS A733 RTU Technical Reference (Type Approval) ADCON TELEMETRY ADCON TELEMETRY AG INKUSTRASSE 24 A-3400 KLOSTERNEUBURG AUSTRIA TEL: +43 (2243) 38 280-0 FAX: +43 (2243) 38 280-6 http://www.adcon.at ADCON TELEMETRY INC 1001 YAMATO ROAD SUITE #305, BOCA RATON FL 33431 USA TEL: +1 (561) 989-5309 FAX: +1 (561) 989-5310 http://www.adcon.com ADCON TELEMETRY SRL BD. ION IONESCU DELABRAD 8 R-71592 BUCHAREST ROMANIA TEL: +40 (1) 490-6083 FAX: +40 (1) 490-6086 http://www.adcon.ro Proprietary Notice: The Adcon logo, the A730 series, A720 series and addIT™, A733 series and addWAVE, addVANTAGE and AgroExpert™ are trademarks or registered trademarks of Adcon Telemetry AG. All other registered names used through- out this publication are trademarks of their respective owners. This publication contains confidential information, property of Adcon Teleme- try AG. Disclosure to third parties of the information contained herein is pro- hibited. Neither the whole nor any part of the information contained in this publication may be reproduced in any material form except with the prior writ- ten permission of Adcon Telemetry AG. Release 1.0, December 14, 1999 Copyright ©1999 by Adcon Telemetry AG. All rights reserved. 3 Table of Contents Introduction ____________________________________________________7 About the A733 ______________________________________________________________ 7 Hardware _______________________________________________________9 Overview_____________________________________________________________________ 9 The Modem Interface _________________________________________________________________ 10 The Microcontroller and the Power Management Sections _________________________________ 10 The Analog + Digital I/O Interface Board ________________________________________________ 13 The Power Supply and the Serial Interface _______________________________________________ 13 External Power Supply_________________________________________________________________ 14 Specifications________________________________________________________________15 PCB Parts Placement (A733) __________________________________________________16 Bills of Materials _____________________________________________________________17 A733MB _____________________________________________________________________________ 17 A733CA _____________________________________________________________________________ 19 A733 Device’s Photographs___________________________________________________20 The A431 Radio Module _______________________________________ 25 About the A431 Radio Module ________________________________________________25 Functional description ________________________________________________________25 Receiver Section ______________________________________________________________________ 25 Transmitter Section____________________________________________________________________ 26 4 Manufacturing Issues ________________________________________________________ 28 Marking and labeling issues ____________________________________________________________ 28 Alignment Range and Switching Range __________________________________________________ 28 Tuning Procedure _____________________________________________________________________ 29 Setting Up the Default Parameters ______________________________________________________ 29 Commands valid for all bands ____________________________________________________ 30 Commands required for band 1 __________________________________________________ 30 Commands required for band 2 __________________________________________________ 30 Commands required for band 3 __________________________________________________ 30 Commands required for band 4 __________________________________________________ 30 Definitions ___________________________________________________________________________ 31 Test Equipment Settings _______________________________________________________________ 32 Network Analyzer (HP 8712 or equivalent)_____________________________________________ 32 Service Monitor (Rohde & Schwarz CMS50 or equivalent) _______________________________ 32 Trimming Elements ____________________________________________________________________ 33 Adjusting the Receiver Front End _______________________________________________________ 33 Adjusting the VCOs ___________________________________________________________________ 34 Adjusting the Crystal Reference _________________________________________________________ 35 Checking the Receiver Parameters ______________________________________________________ 35 Checking the Transmitter Parameters ____________________________________________________ 35 Data Transfer Check ___________________________________________________________________ 36 PCB Parts Placement_________________________________________________________ 37 Bill of Materials (A431) _______________________________________________________ 38 Frequency Reference Specifications ___________________________________________ 42 A431 Module’s Photographs _________________________________________________ 43 Software ______________________________________________________ 45 Short Description ____________________________________________________________ 45 Tasks _______________________________________________________________________ 45 Controlling the Unit__________________________________________________________ 47 Serial Communication Protocol _________________________________________________________ 47 General Format of a Command _________________________________________________________ 47 General Format of an Answer ___________________________________________________________ 48 Commands ___________________________________________________________________________ 48 CMDS _____________________________________________________ 48 TIME _____________________________________________________ 49 BL ____________________________________________________________________________ 49 FREQ …

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TABLE OF CONTENTS LIST APPLICANT: ADCON TELEMETRY INC. FCC ID: MQXA733 TEST REPORT: PAGE 1......COVER SHEET - GENERAL INFORMATION & TECHNICAL DESCR. PAGE 2......TECHNICAL DESCRIPTION CONTINUED & RF POWER OUTPUT PAGE 3......RF POWER OUTPUT, MOD CHARACTERISTICS & OCCUPIED B/W PAGE 4......OCCUPIED BANDWIDTH CONTINUED PAGE 5......SPURIOUS EMISSIONS AT ANTENNA TERMINALS PAGE 6......FIELD STRENGTH OF SPURIOUS EMISSIONS PAGE 7......METHOD OF MEASURING RADIATED SPURIOUS EMISSIONS PAGE 8......FREQUENCY STABILITY PAGE 9-10...TRANSIENT FREQUENCY STABILITY PAGE 11......CERTIFICATION OF TECHNICAL DATA AND LIST OF TEST EQUIPMENT EXHIBITS CONTAINING: EXHIBIT 1.........POWER OF ATTORNEY LETTER EXHIBIT 2.........FCC ID LABEL SAMPLE EXHIBIT 3.........TECHNICAL MANUAL CONTAINING FOLLOWING: PAGE 12.........SCHEMATIC - REMOTE TRANSMITTER UNIT (RTU) PAGE 14.........SCHEMATIC - INTERFACE BOARD PAGE 17-20......PARTS LIST PAGE 20.........EXTERNAL FRONT VIEW PHOTO PAGE 21.........EXTERNAL REAR AND TOP VIEW PHOTOS PAGE 22.........EXTERNAL BOTTOM AND LEFT VIEW PHOTOS PAGE 22.........FCC ID LABEL LOCATION PAGE 23.........EXTERNAL RIGHT VIEW & INTERNAL CHASSIS VIEW PHOTO PAGE 24.........INTERNAL MOTHERBOARD TOP AND BOTTOM VIEW PHOTO PAGE 25-26......FUNTIONAL DESCRIPTIONS PAGE 27.........SCHEMATIC - UHF TRANSCEIVER PAGE 29.........TUNING PROCEDURE PAGE 47-65......USER'S MANUAL EXHIBIT 4.........OCCUPIED BANDWIDTH PLOT - CW EXHIBIT 5.........OCCUPIED BANDWIDTH PLOT - TX 0 2 kHz TONE EXHIBIT 6.........OCCUPIED BANDWIDTH PLOT - TX 1 1 kHz TONE EXHIBIT 7.........OCCUPIED BANDWIDTH PLOT - TX 5 MIXED EXHIBIT 8 & 9.....TRANSIENT FREQUENCY RESPONSE PLOTS EXHIBIT 10........4000 BITS PER SECOND DETECTED TONE APPLICANT: ADCON TELEMETRY INC. FCC ID: MQXA733 REPORT #: T:\CUS\A\ADCON\ADC499A9\499A9.RPT PAGE: TABLE OF CONTENTS GENERAL_INFORMATION_REQUIRED FOR_TYPE_ACCEPTANCE 2.1033 ADCON TELEMETRY INC. will sell the (c)(1)(2) MODEL NO. MQXA733 VHF transceiver in quantity, for use under FCC RULES PART 22 & 90. 2.1033 (c) TECHNICAL DESCRIPTION 2.1033 (3) User Manual See Exhibit 3 2.1033 (4) Type of Emission: 7K3F2D For 25KHz 7K3F2D For 12.5KHz For 25KHz & 12kHz Bn=2M+2DK M = 4,000 Bits per second D = 1.65KHz (Peak Deviation) K=1 Bn = 2(4000/2) + 2(1.65K)(1) = 4.0K + 3.3K = 7.3k ALLOWED AUTHORIZED BANDWIDTH = 20.00KHz. For 12.5KHz ALLOWED AUTHORIZED BANDWIDTH = 11.25KHz. 90.209(b)(5) 2.1033 (5) Frequency Range: 460-470 MHz (6) Power Range and Controls:There are NO user Power controls. (7) Maximum Output Power Rating: 0.5 Watts , into a 50 ohm resistive load. (8) DC Voltages and Current into Final Amplifier: POWER INPUT FINAL AMPLIFIER ONLY Vce = 13.6 Volts Ice = 0.13 A. Pin = 1.8 Watts APPLICANT: ADCON TELEMETRY INC. FCC ID: MQXA733 REPORT #: T:\CUS\A\ADCON\ADC499A9\499A9.RPT PAGE #: 1 (9) Tune-up procedure. The tune-up procedure is given in EXHIBIT 3. 2.1033 (10) Complete Circuit Diagrams: The circuit diagram is included as EXHIBIT 3. The block diagram is included as EXHIBIT 3. (11) Function of each electron tube or semiconductor device or other active circuit device: -SEE EXHIBIT &PLIST. (8) Instruction book. The instruction manual is included as EXHIBIT &IBPAGE&. (10) Description of all circuitry and devices provided for determining and stabilizing frequency is included in the circuit description in the instruction manual. 2.1033(c)(11) A photograph or drawing of the equipment identification label is shown in Exhibit 2. 2.1033(c)(12) Photographs of the equipment of sufficient clarity to reveal equipment construction and layout and label location are shown in Exhibit &PHOTOS. 2.1033(c)(13) For equipment employing digital modulation, a detail description of the modulation technique. This UUT uses FSK to modulate the transmitter. 2.1033(c)(14) data required for 2.1046 to 2.1057 SEE Below 2.1046(a) RF_power_output. RF power is measured by connecting a 50 ohm, re- sistive wattmeter to the RF output connector. With a nominal battery voltage of 13.6VDC, and the transmitter properly adjusted the RF output measures: POWER OUTPUT INPUT POWER: (13.5V)(0.13A) = 1.7 Watts OUTPUT POWER: 0.5 Watts Efficiency: 29% APPLICANT: ADCON TELEMETRY INC. FCC ID: MQXA733 REPORT #: T:\CUS\A\ADCON\ADC499A9\499A9.RPT PAGE #: 2 METHOD OF MEASURING RF POWER OUTPUT /-----------\ /---------\ |Transmitter|---------------------|50 ohm | |under test | |Resistive| \-----------/ |Wattmeter| | \---------/ /-----------\ |Power | |Supply | \-----------/ 2.1047(a) Voice Modulation_characteristics: NOT APPLICABLE, F2 type of emission. 2.1049 Audio Low Pass Filter This UUT does not have a low pass filter. 2.1049 Occupied_bandwidth: 90.210(c,) For transmitters that are not equiped with an audio low pass filter pursant to S90.211(b), the power of any emission must be attenuated below the unmodulated carrier ouptut power as follows; (1) On any frequency removed from the center of the authorized bandwidth ba a displacement frequency(fd in kHz) of more than 5kHz but not more than10KHz: At least 83 log(fd/5)dB; (2)ON any frequency removed from the center of the authorized bandwidthbyadisplacement frequency(fd in kHz) of more than 10kHz, but not more than 250% of the authorized bandwidth: At least 29 log(fd2/11)dB or 50dB, whichever is the lesser attenuation; (3) On any frequency removed from the center of the aurthorized bandwidth by more than 250% of the authorized bandwidth: At least 43+10 log(Po)dB. APPLICANT: ADCON TELEMETRY INC. FCC ID: MQXA733 REPORT #: T:\CUS\A\ADCON\ADC499A9\499A9.RPT PAGE #: 3 90.210(d) Emission Mask D - 12.5 kHz channel bandwidth equip- ment. For transmitters designed to operate with a 12.5 kHz channel bandwidth, any emission must be attenuated below the power (P) of the highest emission contained within the authorized bandwidth as follows: (1) On any frequency from the center of the authorized bandwidth f0 to 5.625 kHz removed from f0: Zero dB. (2) On any frequency from the center of the authorized bandwdith by a displacement frequency (fd in kHz) of mor…

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