Power cycle the panel leaving the USB cable plugged in (If there is a battery/UPS connected please disconnect it). Ensure that the USB-Comport driver is properly installed within the used... read more →
Measure the card reader’s voltage. If the voltage ( 12Vdc-to-signal ground) is below 10 Vdc ( when cable is connected and not connected), then card reader port is burnt from... read more →
Verify that your panel is properly connected to the router ( via any switches) and that both the green and orange light, on the IPmodule is randomly flashing ( as... read more →
RS485 Collision issue: a node is remaining in transmission state: Measure the A+-common, and B—Common voltage ( should be around 2.5Vdc each leg) for all units; Isolate each panel from... read more →
The output dry contact can wear with time. Tx3-series Dry SPDT UL operation zones are : 0.5Amp@120VAC to 5Amp@30Vdc and have Mean Time Between Failure of 1,800 cycles per hour... read more →
Yes, Absolutely, the Snubber circuit eliminates abnormal and harmful reactive current surges through wet and output relays. Without Snubber circuits, relays will not or eventually fail after experiencing relay jitter... read more →