ST-65 module GSM v1.0.7
Recharging
Fees for sending an sms are collected in accordance with the
current price list of a given operator. It should be remembered to
recharge the SIM card or to pay the subscription. Available funds on the
card can be controlled after logging in on the website of the GSM
network operator.
Technical data
No.
Specification
Unit
1
Power supply
V
9V / DC
2
Power consumption
W
2
3
Ambient temperature
O
C
5 ÷ 50
4
Scope of alert temperatures settings
O
C
-10 ÷ 85
6
Measurement error
O
C
1
8
9
Temperature strength of additional sensors (KTY)
Communication cable length RS232
O
C
m
-25 ÷ 90
2
Network status LED
Status
SIM900 function
Off
SIM900 Module deactivated
64ms On / 800ms Off
SIM900 No network
64ms On / 3000ms Off
SIM900 Within the network range
64ms On / 300ms Off
GPRS communication
-
14
-
Network status LED
