BIG ASS FANS 8'-24' Powerfoil X, Installation Manual

Page: 46 / 72

8’ - 24’ POWERFOIL® X
WWW.BIGASSFANS.COM ©2011 DELTA T CORP. DBA BIG ASS FAN CO. ALL RIGHTS RESERVED
40
WWW.BIGASSFANS.COM ©2011 DELTA T CORP. DBA BIG ASS FAN CO. ALL RIGHTS RESERVED
8’ - 24’ POWERFOIL® X
Basic ESFR Interfacing
Powerfoil® X Fire Signal Relay Wiring (as Shipped)
A contact closure across digital input terminals MI3 and DCM will result in fan shutdown. The relay uses a Normally Open contact (N.O)
as shown below. The relay coil must be energized by the FCP for fan shut down.
Two additional relay coil leads are provided to facilitate supervision pass-through where required.
PAM-SD
READY RUN FAULT
1 2 3
1 2 3
ON ON
AVI
NPN
PNP PNP
ACI ACI
RA RB RC
DCM MI3
From Fire
Control Panel
(-)
(+)
White(X2)-
Red(X2)-
C
NC
-Blue
-Yellow
NO -Orange
Coil: 20-32VDC
@ 20mA
Note: The relay is housed in the
onboard controller as shown above.