Huawei TP482000B Series User Manual page 46

TP482000B V300R002C03 Telecom Power
(TP482000B-N20B1, TP482000B-N20B2,
TP481200B-N20B1, and TP481200B-N20B2)
User Manual
Table 5-8 RS485 port pin definition
Pin
1
2
4
5
7
8
3 and 6
Table 5-9 PELU port pin definition
Pin
1
3
4
5
2, 6, 7, and 8
Table 5-10 Dry contact description
Port
Dry contact
input ports
Dry contact
output
ports
Issue 07 (2020-04-10)
Signal
RS485T+
RS485T-
RS485R+
RS485R-
CAN_H
CAN_L
-
Signal
5 V
GND
SDA
SCL
N/A
Silk Screen Description
DIN1 Dry contact input 1
DIN2 Dry contact input 2
DIN3 Dry contact input 3
DIN4 Dry contact input 4
ALM1 Dry contact output 1
ALM2 Dry contact output 2
ALM3 Dry contact output 3
ALM4 Dry contact output 4
ALM5 Dry contact output 5
Copyright © Huawei Technologies Co., Ltd.
5 Components
Description
RS485 transmit
RS485 receive
CAN high level signal
CAN low level signal
-
Description
+5 V power output
Signal ground
2
I C data
2
I C clock
N/A
Associated Alarm
N/A
N/A
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