5 wiring diagram: accessories, Option 1: override button (typical zone wiring) – Schwank ThermoControl Plus 2 User Manual

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8.5 Wiring diagram: Accessories

Option 1: Override Button (typical zone wiring)

NOTE: HUMIDITY CONTROL: (steel storage facilities, etc.) A humidity sensor can be connected in

parallel to the ‘SR’ to operate the heaters when humidity rises above humidity set-point
(even though temperature set-point may be satisfied).

Other inputs such as a coin-operated control can be connected in series to the SR.

Option 2: Average temperature determination,

Four SR sensors

IR / Ambient
Temperature Sensor

Override Button
(or other override input)