Identifying Alarms, Turning UP the System

LTPH-UM-1237-04	Installation

IDENTIFYING ALARMS

Alarm relay contacts for each management unit are on J13 and J14 (Figure 11). Install wiring between these pins and an alarm monitoring device per local practice. Table 7 describes the alarm J13 and J14 pinouts.

H0651-A

Alarm relay pins (J14)				Alarm relay pins (J13)
		Figure 11. Alarm Relay Wire-Wrap Pins
		Table 7. Alarm J13 and J14 Pinouts

	Pin	Description	Pin	Description

1		CRIT_AUD_NC_A	13	MIN_AUD_NC_A

2		CRIT_AUD_COM_A	14	MIN_AUD_COM_A

3		CRIT_AUD_NO_A	15	MIN_AUD_NO_A

4		CRIT_VIS_NC_A	16	MIN_VIS_NC_A

5		CRIT_VIS_COM_A	17	MIN_VIS_COM_A

6		CRIT_VIS_NC_A	18	MIN_VIS_NO_A

7		MAJ_AUD_NC_A	19	SYS_ID_NC_A

8		MAJ_AUD_COM_A	20	SYS_ID_COM_A

9		MAJ_AUD_NO_A	21	SYS_ID_NO_A

10		MAJ_VIS_NC_A	22	EXT_ACO_A

11		MAJ_VIS_COM_A	23	LGND

12		MAJ_VIS_NO_A

TURNING UP THE SYSTEM

Perform the following procedures prior to installing the management unit(s) into the shelf.

Insert Fuse

Insert an appropriately sized fuse(s) into the equipment bay fuse panel for the circuit(s) where the HRM-238 shelf battery wire(s) were terminated. Refer to the appropriate management unit user manual for power consumption, power dissipation, and current drain.

HRM-238 List 1

July 21, 2004