Wiring diagram – LiftMaster LM21XPBB Extended Performance Release Device User Manual

Page 7

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7

W I R I N G

WIRING DIAGRAM

YE

WH

BK

BK

12 V, 4.5 AHr
Battery

2 Amp
maximum
current

Input Power

Auxiliary Common
Relay Connections

OR

120 Vac

Neutral

Ground

Trouble NO

EOL 10 kOhm
Resistor
(LMEOLRES10)

N. O.
Closed Door
Proximity
Switch (2)
(optional)

Trouble Com

Trouble NC

Alarm NO

Alarm Com

Alarm NC

.5 Amp

Hot

+ 24V ac/dc

NC
COM

– 0.75 Amp

3 Amp, 250 V

,

3AG Slo-Blo

+ Strobe

+ Horn

– Strobe

+ In

+ Out

– In/Out

+ In

+ Out

– In/Out

– Horn

+ Strobe

+ Horn

– Strobe

– Horn

L1

L2

L3

RD

GR

GY

Replace batteries every 2 years. Field wiring shall consist of 22-18 AWG wiring.
Use only 250Vac, 3 Amp, 3 AG, Slo-Blo fuses.
1. Supervised, power limited circuit, 20 Ohm maximum line impedance.
2. Unsupervised power limited circuit, 20 Ohm maximum line impedance.
3. Maximum of 4 Class B Style A detectors.
4. Maximum of 2 Class B Style W notification appliances. 0.5 Amp at 24 Vdc maximum.
Supervised non-power limited circuit.

2-Wire Detector
Initiation Loop (1) (3)

Place 10 kOhm resistor
between 3 & 4 if unused

Annunciator
Loop (4)

10 kOhm
EOL Resistor
(LMEOLRES10)

Normally Closed
Initiation Loop (1) (3)

Place wire jumper
between 5 & 6 if unused.
External power required.

Solenoid

Speaker- Voice
board model only

+ Speaker
- Speaker

PU

YE

Place 10 kOhm
resistor

between 9 & 10
if unused

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