Miltel Wireless Data Link for RF Telemetry Systems Transceiver 3A (Receiver/Repeater) FCC ID: MLLGL3RPT450 User Manual Miltel Communications Ltd.
Table of Contents Chapter 1 Introduction .............................................................................................................3 1.1 Purpose and Use...........................................................................................................3 1.2 System General Description .........................................................................................3 1.3 Theory of Operation...............................................................................
Chapter 1 Introduction 1.1 Purpose and Use The Transceiver 3A (FCC ID: MLLGL3RPT450) is a receiver/repeater that is used for data transfer in Miltel’s radio telemetry system. The system is used for utility consumption readings collection system as well as for other applications such as in agricultural systems or general purpose sensor telemetry system. This device is installed on-site by a professional field technician, thus this manual includes technical terms.
When operating as a Gateway Receiver, the device receives messages transmitted by Miltel transmitters or messages relayed by a repeater. The receiver can also send commands to any of the repeaters. The Transceiver device is marketed as two models (as a Receiver or as a Repeater) and under three different commercial trade names (Datasense Repeater 3A / Receiver 2A, Galaxy Repeater 3A / Receiver 3A and IrriWise Repeater 3A / Receiver 2A).
Chapter 2 Technical Characteristics 2.1 Technical Specification 2.1.1 Electrical Max. output power 18.8 dBm Output frequency 450-470 MHz Carrier wave modulation FSK Power supply 12VDC from external AC2DC adapter Receiver Sensitivity (typical) -118 dBm 2.1.2 Physical Operating temperature -30°C ÷+60°C Water Resistance IP-68 Length 17.7 cm. Width 8.1 cm. Depth 5.6 cm. Weight (excl. mounting plate) 580 gr.
2.2 FCC Label FCC ID: MLLGL3RPT450 IC: 6753A-GL3RPT450 Model: Transceiver 3A S/N: ___________ Made in Israel Miltel Communications Ltd. 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.
Chapter 3 Installation Instructions 3.1 General The Transceiver 3A should only be installed by a professional technician. 3.2 Installation For on-site installation of the Transceiver 3A device, proceed as follows: 1) Loosen the four screws fastening the unit's panel and open the box end cover.
FCC Declaration of Conformity The products described in this manual, include: • Datasense Receiver 3A (Transceiver) • Datasense Repeater 3A (Transceiver) • Galaxy Receiver 3A (Transceiver) • Galaxy Repeater 3A (Transceiver) • IrriWise Receiver 3A (Transceiver) • IrriWise Repeater 3A (Transceiver) The above products comply with Part 15 of the FCC Rules.
NOTE: 1) The equipment user is required by the radio service rules to obtain a license before operating the equipment. Licensing of this equipment is the user’s responsibility, and licensability depends on the user’s classification and application, and on the selected frequency. The user is strongly urged to contact the appropriate telecommunications authority concerning proper licensing, and before choosing and ordering frequencies.
