User's Manual

Industrial VPN Security Gateway
IVR-100_IVR-300 Series
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2.1.4 Wiring the Fault Alarm Contact
The fault alarm contacts are in the middle of the terminal block connector as the picture shows below.
Inserting the wires, the Industrial Gateway will detect the fault status of the power failure and then forms an
open circuit. The following illustration shows an application example for wiring the fault alarm contacts.
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1. The wire gauge for the terminal block should be in the range between 12 and
24 AWG.
2. Alarm relay circuit accepts up to 24V, max. 1A currents.
Insert the wires into the fault alarm contacts