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GT-531

Intelligent Modbus SMS/GSM Alarm Controller (RoHS)

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System
CPU
32 bit CPU
SRAM
64 Kbytes
Flash Memory
512 Kbytes
WDT(watchdog)
Yes
SD interface
4GB max (option)
Serial ports
COM1
RS-232 : TxD,RxD,GND, Configuration and Debug
COM2
RS-232 : TxD,RxD,GND, Communicating with the Host
COM3
RS-485 : DATA+,DATA-, Communicating with the Host
GSM system
GSM
GSM 850/900/1800/1900 MHz
Compliant to GSM phase 2/2+
-Class 4(2W @ 900 MHz)
-Class 1(1W @ 1800/1900 MHz)
Coding schemes : CS 1, CS 2,CS 3,CS 4
SMS : PDU mode 
SMS Format : 
   -Sending:USC2
   -Receiving:UCS2/7bits
Power
Protection
Reverse polarity protection
Frame Ground Protection
ESD, Surge, EFT, Hi-Pot
Required Supply Voltage +10 VDC ~ +30 VDC
Power Consumption
Idle: 32 mA @ 24 VDC; Data Link: 41 mA @ 24 VDC; Peak: 48.6 mA @ 24 VDC
Mechanical
Casing
Plastic
Flammability
UL 94V-0 materials
Dimensions (W x L x H)
91 mm x 132 mm x 52 mm
Installation
DIN-Rail
Environmental
Operating Temperature
-25 ? ~ +75 ?
Storage Temperature
-40 ? ~ +80 ?
Ambient Relative Humidity
5 ~ 95% RH, non-condensing