BU-xH1R Base Unit Family
U099.0.2
6
2.3
SmaRT BU-xH1R3 P1 Connector Wiring
Figure 5. BU-xH1R3 P1 Connector CAN Wiring
Table 2. SmaRT BU-xH1R3 P1 Connector Pin Assignments
Pin Name Description
Pin Name Description
1
K1
Form A Relay
7
CAMH
CANH
2
L3
Hi VAC Neutral/Hi
–VDC
8
K4
Form A Relay
3
L2
Lo VAC Neutral/Lo
–VDC
9
CANL
CANL
4
L1
+VDC or VAC Line
10
K2
Form A Relay
5
K6
Form C Relay NC
11
KCOM
Control Voltage
6
K6
Form C Relay Common
12
K6
Form C Relay NO
C
ab
le H
arn
ess
H
N
-1003
C
o
n
n
ect
io
n
s