4.2.2 Dry Contact Port J6
The dry contact port J6 is shown in Figure 4.5 below and described in Table 4.5 below.
Figure 4.5 Dry contact p ort J6
Pin N am e M ea ning s P in N am e M eaning s
1 12V_DRV BCB drive signal (12V) 2 PARA_CAN_H Parallel CAN1
3 BCB_STATUS BCB state signal (24V, 10mA) 4 PARA_CAN_L Parallel CAN1
5 GND_DRY Dry ground 6 PARA_Mon_CAN_H Parallel CAN2
7 BCB_ONLine BCB on line signal 8 PARA_Mon_CAN_L Parallel CAN2
9 PE PE 10 Para_SER_BUS_H Parallel CAN3
11 GND_DRY Dry ground 12 Para_SER_BUS_L Parallel CAN3
13 TMP_BAT Reserved 14 NA Not available
15 12V_DRY Power 16 PE PE
17 GND_DRY Dry ground 18 battery_CAN_H Battery communication CAN_H
19 BAT_Ground_FAULT Battery ground fault (24V, 10mA) 20 battery_CAN_L Battery communication CAN_L
Table 4 .5 Description of dry contact port J6
N O T E: T he B C B cable of J 6 m ust be shield ed with w ire braid, and the shield cable connected to the
UP S term inal can be earthed to Pin9.
N O T E: P in18, P in20 m ust be shield ed double stranded cable with w ire braid, and Pin16 can be
connected to the shield w ire grounding of UPS term inal.
4 Electrical Installation
47
Vertiv™ Liebert® EXM2 UPS User Manual
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