| Power Supply: |
|
| Supply Voltage |
10-14 VDC |
| Current standby (no GSM phone call) |
70 mA |
| Current Max (during GSM phone call) |
240 mA |
| PGM Outputs (open collector, active low): |
|
| Max Current from “COM+” |
200 mA |
| Max Current from external source |
2 A |
| Max external voltage source |
24 VDC |
| TSMS inputs (active low): |
|
| Switching Current |
500 μA |
| Max Voltage at any time |
15 VDC |
| Min time for pulse detection |
500 mSec |
| Telephony related: |
|
| Max PSTN Input Voltage |
80 VDC |
| Line Present detection threshold (line in) |
10 VDC+/-20% |
| Line Output Voltage (on board SLIC) |
37 VDC+/-10% |
| PSTN Off hook loop current (on board SLIC) |
24 mA+/-10% |
| GSM Transmition Power: |
|
| Power output for GSM 900 |
2 Watts |
| Power output for GSM 1800 |
1 Watt |
| Sim card |
3.3 Volts |