Milnor MP1540 Series, Manual

Page: 29 / 107

How to Use Milnor
®
Electrical Schematic Diagrams
PELLERIN MILNOR CORPORATION
Figure 15: Mechanical Switch (SM) Figure 16: Pressure Switch (SP)
ST=Switch, Temperature Operated ( Figure 17 ) —A switch that is actuated at a preset
temperature (e.g., dryer safety probes) or has adjustable set points (e.g., Motometers or
Combistats).
TB=Terminal Board ( Figure 18 ) —A strip or block for attaching or terminating wires.
Figure 17: Temperature Switch
(ST) Figure 18: Terminal Board (TB)
VE=Valve, Electric Operated ( Figure 19 ) —A valve operated by an electric coil to control the
flow of fluid. The fluid can be air, water or hydraulic.
Figure 19: Electrically Operated
Valve (VE)
ZF=Rectifier ( Figure 20 ) —A solid state device that converts alternating current to direct
current.
25