DMP Electronics 734N - Isolation Relay

8 734N Installation and Programming Guide | Digital Monitoring Products, Inc.
The Form C relay can control a device that draws less than 10 Amps of current. If a device draws
more than 10 Amp of current, or the sum of all devices controlled by the Form C relay exceeds
10 Amps, an isolation relay must be used. Refer to Figures 6 and 7 for isolation relay wiring.
3
ISOLATION RELAY
Figure 6: Magnetic Lock with
an Isolation Relay
Figure 7: Door Strike with
an Isolation Relay
(optional)
Normally
Closed
Magnetic Lock
Model 333
Supressor
–+
12/24VDC
Power
Supply
734N
Interface
Module
DC Input
Model 333
Supressor
Normally
Open
–+
DC Door Strike
12/24VDC
Power
Supply
734N
Interface
Module
DC Input