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Telect, Inc. • USA +1.509.926.6000 • Mexico +52.33.3836.3700
Poland +48.713.239.100 • UK +44.1489.889500 • www.telect.com
Copyright © 2006 Telect, Inc., All Rights Reserved • 130358-2 A0
Page 8
—— Auxiliary Alarms
Auxiliary alarms are triggered from either an external CO or site source or by the standard alarm relay. Like the standard relay, when
triggered, the auxiliary relay is de-energized causing the normally open contacts to close and the normally closed contacts to open.
FA AUX RLY
FA AUX RLY
FA +GND IN**
FA -24/48V IN*
NO
C
NC
A
B
NO
C
NC
Auxiliary Relay
Trigger
Auxiliary Relay
Contacts
FA +GND IN**
FA -24/48V IN*
Nomenclature is
for contacts
* NEG (or -GND) trigger.
** POS (or +GND) trigger.
Internal Wiring
FAIL
RELAY
NEG (or -GND)
NEG (or -GND)
+GND (or POS)
+GND (or POS)
External
Alarm Device
External
Alarm Device
External
Alarm Device
External
Alarm Device
FA AUX RLY
FA AUX RLY
FA +GND IN**
FA -24/48V IN*
NO
C
NC
A
B
NO
C
NC
Auxiliary Relay
Trigger
Auxiliary Relay
Contacts
FA +GND IN**
FA -24/48V IN*
Nomenclature is
for contacts
* NEG (or -GND) trigger.
** POS (or +GND) trigger.
Internal Wiring
FAIL
RELAY
NEG (or -GND)
+GND (or POS)
External
Alarm Device
External
Alarm Device
FA AUX RLY
FA AUX RLY
FA +GND IN
FA -24/48V IN
NO
C
NC
A
B
NO
C
NC
Auxiliary Relay
Trigger
Auxiliary Relay
Contacts
FA +GND IN**
FA -24/48V IN*
Nomenclature is
for contacts
FAIL
RELAY
+GND
(
or POS
)
NEG (or -GND)
NEG (or -GND)+GND (or POS) +GND (or POS)
External
Alarm Device
External
Alarm Device
External
Alarm Device
External
Alarm Device
Auxiliary Alarm Wiring
c. Using the Standard Alarm to Trigger Auxiliary Alarms When a Fuse Blows
b. Combined Alarms for Side A & Side B
a. Separate Alarms for Side A & Side B