Installation
2.3.3 Status outputs
The unit contains the following status outputs:
System OK;
Setpoint Output; and
Communications Failure.
Status outputs are FET output to common rated at 30Vdc 500 mA.
Connect the output circuit to the appropriate Status Output terminal. Each status
output circuit is associated with an LED indicator that lights lit when the digital output
is active.
The following table details the status output operation.
LED Colour
Description
Status output
System OK active
(both modules)
OK
Green
No fault detected
OK
Red
Internal fault detected.
Supply voltage Low
Analog Loop supply overloaded
System OK inactive
Setpoint Output
(WL-TX-900)
SP Green Local setpoint attached to 4-20mA
analog input.
Communications Failure
(WL-RX-900)
CF Red Watchdog alarms active on digital
outputs or analog outputs.
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