Chromalox PK471-4 - Manual (Page 3)

WIRING
WIRING DIAGRAMS
Ground
Red
Black
Blue
Opens On
Temperature Rise
Common
Closes On
Temperature Rise
Line
Ground
Blue Red
Black
Pilot Light
Pilot Light
Heating Load
Cooling Load
Single Phase When Load or Voltage Does
Exceed Thermostat Rating. Not Three Phase and Single Phase When Load Exceeds
Thermostat Rating.
Control
Voltage
Ground
Blue Red
Black
Pilot Light
Pilot Light
Contactor
Heating Load
Cooling Load
Load
Load Line
Line
Figure 3 Figure 4
Figure 5
Figure 6 Figure 7