Clean Room Control System Example With Temperature, Pressure, And Humidity Control; Solar Heating Control System Example Using Differential Control - Johnson Controls Penn System 450 Series Technical Bulletin

Clean Room Control System Example with Temperature, Pressure, and
Humidity Control
Figure 9 shows a standard System 450 control system example for a clean room
application that controls temperature, pressure, and humidity simultaneously.
Figure 10 shows the System 450 UI Main screens, System Status screens, and
System Setup screens for the clean room control system with simultaneous
temperature, pressure, and humidity control shown in Figure 9.
Figure 9: Standard System 450 Control System Example for a Clean Room
Application That Controls Temperature, Pressure, and Humidity Simultaneously

Solar Heating Control System Example Using Differential Control

Figure 11 shows a standard System 450 control system example for a solar water
heating and storage application that uses the Differential Control feature to control
two circulation pumps.
28 System 450™ Series Modular Control Systems with Standard Control Modules Technical Bulletin
WIRING
24V Sn2
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Sn1 Sn3
5V
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240 120
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