SECTION 2 – COMPONENTS
PAGE 2-12 REv. 01 2014-MAY-09
CHECKFIRE 210
Detection and Actuation System
DISCHARGE PRESSURE SWITCH ASSEMBLY
Part No. 440389
Provides pressure switch feedback to the ICM through Detec
-
tion Circuit #2. See Figure 2-40.
• one integral cable, sealed to switch housing
• Manually resettable SPDT switch
• Rated for 6A with 12/36 vDC nominal
• Temperature range: – 40 °F to 175 °F
(– 40 °C to 79 °C)
• Includes 1/4 in. brass tee and nipple
FIGURE 2-40
DISCHARGE PRESSURE SWITCH CONNECTIONS
009344
Install switch in expellant gas line next to agent tank inlet port.
Make certain to protect switch and connections from potential
damage. See Figure 2-41.
CAUTION
!
Locate pressure switch next to agent tank at end of expellant
gas line. Failure to comply will cause pressure switch to not
function properly.
FIGURE 2-41
DISCHARGE PRESSURE SWITCH INSTALLATION
Insert: FIG 2-33.PSD
Note:
Pressure switch activates on expellant gas release.
ConnECTS To
EXPELLAnT
GAS LInE
RESET BUTTon
ConnECTS To
DETECTIon
CIRCUIT CABLE
To ELECTRIC-
PnEUMATIC
ACTUAToR
DETECTIon
CIRCUIT
