SCM220 SIGNAL SELECTOR

Description

TARGETED FOR USE IN TANDAM WITH SIEMENS RLU222 CONTROLLER CONFIGURED AS STAIRWELL PRESSURISATION CONTROL.

THIS MODULE ALLOWS 2 X STAIRWELL SENSOR SIGNAL SELECTION OF UPTO 4 SENSORS EACH (per stairwell), PLUS CONTROL OF COMMON RELIEF FAN BASED ON AVERAGE OR HIGHEST SIGNAL OF BOTH STAIRWELL FAN SPEEDS- BUT WITH OUTPUT TRIMMABLE FOR MIN/MAX , START & GAIN CONTROL OUTPUT FOR FINE SYSTEM TUNING ALL IN ONE HANDY LOCATION LEAVING THE RELIEF FAN VSD WITH BASIC DEFAULT SETTINGS.

2 OFF 4 INPUT SIGNAL SELECTORS WITH LOWEST, AVERAGE OR HIGHEST OUTPUTS AVAILABLE  (1 FOR EACH STAIRWELL).

1 OFF 2 INPUT SIGNAL SELECTOR, O/P SELECTABLE AS HIGHEST OR AVERAGE + OUTPUT IS TRIMABLE & SCALEABLE  (FOR RELIEF FAN CONTROL).

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