Simplex 4100U - Equation 67: Manual Control Main RET Air Damper Open; Equation 68: Manual Control Main RET Air Damper Close; Equation 69: Manual Control Main Exhaust Fan on; Equation 70: Manual Control Main Exhaust Fan off

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Label: MANUAL CONTROL MAIN RET AIR DAMPER OPEN Equation 67
COMMENTS:
INPUTS:
The UP state of:
8-75 SWITCH Ann 1 Pt 75 Graphic LED/SW Ctlr w/32
AND the ON state of:
P273 UTILITY MASTER KEY SWITCH ENABLE
OUTPUTS:
HOLD points ON pri=8,9
M1-14 CDAMPER MAIN RETURN AIR DAMPER
END:
Label: MANUAL CONTROL MAIN RET AIR DAMPER CLOSE Equation 68
COMMENTS:
INPUTS:
The DOWN state of:
8-75 SWITCH Ann 1 Pt 75 Graphic LED/SW Ctlr w/32
AND the ON state of:
P273 UTILITY MASTER KEY SWITCH ENABLE
OUTPUTS:
HOLD points OFF pri=8,9
M1-14 CDAMPER MAIN RETURN AIR DAMPER
END:
Label: MANUAL CONTROL MAIN EXHAUST FAN ON Equation 69
COMMENTS:
INPUTS:
The UP state of:
8-76 SWITCH Ann 1 Pt 76 Graphic LED/SW Ctlr w/32
AND the ON state of:
P273 UTILITY MASTER KEY SWITCH ENABLE
OUTPUTS:
HOLD points ON pri=8,9
M1-11 CPRESS EXHAUST FAN RELAY
END:
Label: MANUAL CONTROL MAIN EXHAUST FAN OFF Equation 70
COMMENTS:
INPUTS:
The DOWN state of:
8-76 SWITCH Ann 1 Pt 76 Graphic LED/SW Ctlr w/32
AND the ON state of:
P273 UTILITY MASTER KEY SWITCH ENABLE
OUTPUTS:
HOLD points OFF pri=8,9
M1-11 CPRESS EXHAUST FAN RELAY
END:
Smoke Control System Custom Control Equations, Continued
Equation 67:
Manual Control
Main RET Air
Damper Open
Equation 68:
Manual Control
Main RET Air
Damper Close
Equation 69:
Manual Control Main
Exhaust Fan ON
Equation 70:
Manual Control Main
Exhaust Fan OFF