G 120 II V
Page 84
1st Edition, Rev. 0 Chg. 2
the alarm will be displayed on the Operator Interface. The operator should drain the condensate from
the tank and resume operation of the equipment.
6.5.7
Motor Starter Overload Trip
The compressor overload relay is located in the Electrical Panel, See Figure 6-8. Under normal operat-
ing conditions, the switch is open. On an Overload Trip of the motor, the compressor will shutdown,
and the Alarm will be displayed on the Operator Interface.
6.6
PLC Inputs and Outputs
All PLC inputs are 24 VDC. The power supply physically exists inside the PLC. All PLC outputs are of
a relay type, and are powered through the control transformer supplying 120 VAC single phase to the
various loads. Please refer to the wiring diagram provided with each unit for the as built specifications.
Figure 6-13
Condensate Level Float Switch
NOTICE
The compressor condensate contains some oil, and accordingly, should be disposed of in
accordance with state and local regulations.
Condensate
Level
Switch
