Grade 3 Configuration Using An Anti Mask Detector To A Single Input - Pyronix PCX-256 Installation Manual

10.12.4 Grade 3 Configuration Using An Anti Mask Detector To A Single Input

COMMS PGMS
TAMPER
NC1
C1
NO1
NC2
C2
NO2
AUX+
SPK
TR
B-
B+
NOTE: For a mask activation to occur in the above example, both alarm and mask relays must
open, then you have a reading of 16K2 (4k7 + 6k8 + 4k7) which the PCX recognises as Mask.
RINS869-8
COMMUNICATION CARD
EXPANSION CARD SLOT
PGMS
F1
BELL
F3
F2
+AUX-
SUPPLY ALARM
Input 1
Anti Mask Detector
P C X 2 5 6 I N S T A L L A T I O N M A N U A L
RS232
RESET
F4 F5
ENGINEER
KEYPAD
4 6 4
K
K K
8
7 7
FAULT TAMPER Mask
/MASK
Fault
Alarm
Tamper
A-1 B-1 A B
BATTERY
CONNECT
Alarm Type Readings
16k2
11k5
9k4
<3k, >23k
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