Keri Systems SB-293 - Manual (Page 79)

Keri Systems, Inc. Technical Reference Manual – PXL-250 and SB-293
Revision 5.5 P/N: 01836-004 Page 79
Figure 10-7: Door Held Open Alarm Relay Output Connections – B-Door
Table 26: Door Held Open Alarm
Output Relay Output Connections
B-Door
TB-10 Description
Pin 1 Normally-Open – GPO 3
Pin 2 Common
Pin 3 Normally-Closed – GPO 3