Delta C2000 Series - Page 649

Chapter 13 Warning CodesC2000
13-22
ID No. Display on LCM Keypad Warning Name Description
48
InnerCOM error
(PLiC)
InnerCOM error
Action and Reset
Action level N/A
Action time N/A
Warning setting parameter N/A
Reset method N/A
Reset condition When InnerCOM is back to normal condition, the warning automatically clears
Record N/A
Cause Corrective Actions
Communication cable is loose Check the connection of the communication cable
Malfunction caused by interference
Verify the wiring and grounding of the communication circuit. It is recommended
to separate the communication circuit from the main circuit, or wire in 90 degree
for effective anti-interference performance.
It recommended to install terminal resistor(s) on the first and the last unit of the
communication circuit.
ID No. Display on LCM Keypad Warning Name Description
49
Keypad RTC time-out
(PLrt)
PLC (RTC) error
Action and Reset
Action level N/A
Action time N/A
Warning setting parameter N/A
Reset method N/A
Reset condition Cycle the power
Record N/A
Cause Corrective Actions
KPC-CC01 is not connected to the
control board while using the RTC
function
Do not remove the KPC-CC01 keypad while using RTC function.