2 two-door configuration, 1 tb-7 - lock relay connection, Two-door configuration – Keri Systems SB-293 User Manual
Page 73: Tb-7 - lock relay connection, Table23: lock relay output connections
Keri Systems, Inc.
Technical Reference Manual – PXL-250 and SB-293
Revision 5.5
P/N: 01836-004
Page 73
10.2
Two-Door Configuration
10.2.1
TB-7 - Lock Relay Connection
The lock relay is a Form C relay used to control the door lock. Please refer to the Lock
Relay Output section starting on page 35 for more information on Lock relay outputs
and output devices.
For a typical fail-safe door lock relay installation, refer to Table 23 and Figure 10-3
and make the following wiring and transorb connections to attach the door lock relay.
Figure 10-3: Fail-Safe Lock Relay Output Connections
For a typical fail-secure door lock relay installation using a door strike, refer to Table
23 and Figure 10-4 on page 74 and make the following wiring and transorb
connections to attach the door lock relay.
Table 23: Lock Relay
Output Connections
TB-7
Description
Pin 1
Normally-Open
Pin 2
Common
Pin 3 Normally-Closed