Introduction
1.2.2.2 LED Status Indicators
The LEDs on the front panel indicate the unit status:
LED Status
Indicates
None
No power supply
OK LED Green
Current status of the unit OK
OK LED Red
Fault condition detected in unit
TX Led Flashes
Transmitting Message
PG LED on
Configuration Cable Connected
D1
Digital Input 1 is active (Low)
D2
Digital Input 2 is active
SP
Analog Setpoint is active
Input LED ON
Input LEDS light when the
corresponding input is
active.
AZ
Analog Input is zero mA
All LEDs medium
flash
Medium speed flash (1.6HZ) indicates the module is halfway
through the configuration process. Medium speed flash also
happens when you set the rotary switch to position 0 when
powering on the unit.
1.2.3 Power Saving Features
The WL-TX-900 can control the 24Vdc power output for loop-powered input device to
save power in battery operated systems. It has a programmable timer so that the
device can warm up after power is restored and you can program the time between
readings for maximum efficiency.
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