Danfoss VLT HVAC Drive FC 102 Operating Manual page 102

Operating Guide | VLT® HVAC Drive FC 102
LCP notification
When a fault is triggered, the LCP indicates the type of fault (alarm, warning, or trip lock) and shows the alarm or warning number in
the display.
On
Warn.
Alarm
Illustration 47: Status Indicator Lights
Table 39: Fault Types
Type of fault
Warning
Alarm
Trip lock
Status
0.0Hz
Earth Fault [A14]
Auto Remote Trip
Illustration 48: Alarm Example
8.4.2 WARNING 1, 10 Volts Low
Cause
The control card voltage is less than 10 V from terminal 50. Remove some of the load from terminal 50, as the 10 V supply is
overloaded. Maximum 15 mA or minimum 590 Ω.
A short circuit in a connected potentiometer or incorrect wiring of the potentiometer can cause this condition.
100 | Danfoss A/S © 2020.01
OK
Warning indicator light
On
Off
On
1(1)
0.000kW
0.0Hz
0
Alarm indicator light
Off
On (flashing)
On (flashing)
0.00A
Maintenance, Diagnostics, and
Troubleshooting
AQ275556502253en-000101 / 130R0706