MC-460-008 2 I56-3314-000
©2008 Mircom
fIgURE 3. TyPICAL 2-WIRE INITIATINg CIRCUIT CONfIgURATION, NfPA STyLE B:
(+)
(–)
(+)
(–)
(+)
(–)
MONITOR
MODULE
ANY NUMBER OF UL LISTED
CONTACT CLOSURE DEVICES
MAY BE USED. DO NOT MIX FIRE
ALARM INITIATING,
SUPERVISORY, OR SECURITY
DEVICES ON THE SAME MODULE.
TO NEXT
DEVICE
FROM PANEL OR
PREVIOUS DEVICE
47K EOL
RESISTOR
ELR-47K
CONNECT MODULES TO LISTED
COMPATIBLE CONTROL PANELS ONLY
SIGNAL LINE CIRCUIT (SLC)
32 VDC MAX.
TWISTED PAIR
IS RECOMMENDED
ALL WIRING SHOWN IS SUPERVISED AND POWER LIMITED
INITIATING DEVICE CIRCUIT (IDC) - NFPA STYLE B
POWER LIMITED: 400µA MAX. @ 11 VDC MAX
INSTALL CONTACT CLOSURE DEVICES PER
MANUFACTURER’S INSTALLATION INSTRUCTIONS.
C1051-00
fIgURE 4. TyPICAL 4-WIRE fAULT TOLERANT INITIATINg CIRCUIT CONfIgURATION, NfPA STyLE D:
(+)
(-)
(+)
(–)
(+)
(–)
MONITOR
MODULE
TO NEXT
DEVICE
FROM PANEL OR
PREVIOUS DEVICE
CONNECT MODULES TO LISTED
COMPATIBLE CONTROL PANELS ONLY
SIGNAL LINE CIRCUIT (SLC)
32 VDC MAX.
TWISTED PAIR
IS RECOMMENDED
ALL WIRING SHOWN IS SUPERVISED AND POWER LIMITED
ANY NUMBER OF UL LISTED
CONTACT CLOSURE DEVICES
MAY BE USED. DO NOT MIX FIRE
ALARM INITIATING,
SUPERVISORY, OR SECURITY
DEVICES ON THE SAME MODULE.
INSTALL CONTACT CLOSURE DEVICES PER
MANUFACTURER’S INSTALLATION INSTRUCTIONS.
EOL RESISTOR
IS INTERNAL AT
TERMINALS
8 AND 9
C0919-03
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