TELEM-GPRS Application notes
Power input 10 to 72 Vdc isolated from case
COM port (full modem) - isolated from case and power input circuitry.
Modem is powered up automatically after receiving input power.
Main version with I/O connector
- 6 digital inputs (wet), voltage 4Vdc, max current 4 mA
- 4 relay outputs (dry contact) max 1A 24Vdc
Version with one additional digital input
(manufactured only as exception) 1 relay output replaced with digital input
- 7 digital inputs
- 3 relay outputs
Version for use with Li-battery power
Two Li-cells 3.6 V 13Ah in series (7.2 V, sleep mode current approx. 150 uA).
Modem powering up with digital input signal.
- 6 digital inputs (4 with powering up capability), voltage 4Vdc, max current 40 uA
- 4 relay outputs