GSM network based.
Provided standard industrial serial port ( RS232 / RS485 / TTL ).
Support ASCII / Unicode SMS, CSD functions.
Detailed introduction to SMS GSM MODEM:
Chonghan GSM Modem is an industrial wireless modem.
GSM network based.
Provided standard industrial serial port ( RS232 / RS485 / TTL ).
Support ASCII / Unicode SMS, CSD functions.
Data transmit for industrial control, once in a while, little data, serial device.
GSM
900MHz / 1800MHz
RS-232 / RS-485 / TTL
ASCII / Unicode SMS
CSD(Circuit Switched Data)
Monitoring the signal strength.
DC5~25V (DC12V suggest)
Class4 (2W) for 900MHz
Class1 (1W) for 1800MHz
75*50/72*16mm
200g
Temperature: -30 ~ 60℃
Humidity: ≤ 90%