What to do if Ontech GSM 9040 unit does not respond to commands?
If your Ontech Accessories unit isn't responding to commands, verify that the correct password is set and that the mobile number is accurate. A wrong password or incorrect mobile number can prevent the unit from responding.
How to fix Ontech Accessories unit when it cannot connect to extra units?
If your Ontech Accessories unit can't connect to extra units like the Ontech Relay and Ontech Alarm box, ensure that all units in the system have the same radio channel set. Also, check that the short-range radio function is turned on. These settings can prevent connection issues.
What to do if Ontech Accessories unit does not return status request?
If the Ontech Accessories unit does not return status requests, the prepaid card may have insufficient funds. Refill the prepaid SIM card to resolve this issue.
Network| GSM frequency bands | Dual band GSM 900/1800 MHz |
|---|---|
| Short range radio frequency | 2.4 GHz |
| Short range radio power | 1 mW |
Power| relay voltage | 230 V |
|---|---|
| relay current | 16 A |
| power consumption (idle) | <0.5 W |
| power consumption (maximum) | 4 W |
Battery| backup battery voltage | 4.2 V |
|---|---|
| backup battery capacity | 1100 mA |
Operating Environment| temperature operating range | -40°C to +45°C |
|---|---|
| internal temperature sensor tolerance | +/- 2°C |
| external temperature sensor tolerance | +/- 1°C |
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