Wiring Diagram
NOTES
Connect switching devices like push-to-exit switches between the power source and the positive
terminal of the lock. Connecting them to the negative terminal may cause a delay in unlocking.
Maximum Distance from Power Source
For a complete chart, visit
12VDC Minimum Wire Gauge
Wire Length
Wire Gauge@500mA
24VDC Minimum Wire Gauge
Wire Length
Wire Gauge@250mA
Wiring Diagram
Keypad
(Outdoor)
*
A fail-safe lock unlocks when power is lost so that, in case of an emergency such as a fire in the building, the fail-safe lock will automatically
unlock allowing personnel to escape quickly.
NOTE:
All field wiring must be within the protected area.
SECO-LARM U.S.A., Inc.
Circuit Board
Voltage
jumpers
www.seco-larm.com
25ft
50ft
75ft
20
18
18
25ft
50ft
75ft
22
22
22
Access Control
Unit
N/C Exit Button
(Indoor)
SECO-LARM Electromagnetic Locks
+
–
N.O.
COM
N.C.
= 12VDC
= 24VDC
100ft 150ft 200ft 250ft 300ft 400ft 500ft 1,000ft
18
16
100ft 150ft 200ft 250ft 300ft 400ft 500ft 1,000ft
20
18
Maglock (Fail-safe)* (Indoor)
Key Switch
(Outdoor)
Control Device
14
14
12
18
16
16
–
+
Power
Supply
12/24 VDC
10
---
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14
14
14
7