Huawei AR500 Series Hardware Description page 735

Huawei
AR500&AR510&AR531&AR550&1500&AR2500
Industrial Switch Routers
Hardware Description
Pin Assignments
Table 6-100
Table 6-100 Pin assignments of a 20-pin Boolean input/output cable
Connector P1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Connection
A 20-pin Boolean input/output cable is connected as follows:
l
l
Issue 10 (2019-03-06)
lists the pin assignments of a 20-pin Boolean input/output cable.
The 20-pin connector at one end is connected to the 20-pin Mini-Fit interface on a router.
Wires at the other end are connected to a digital input device, and the AI analog input is
connected to an external analog voltage.
Copyright © Huawei Technologies Co., Ltd.
Label
Label1
Label2
Label3
Label4
Label5
Label6
Label7
Label8
Label9
Label10
Label11
Label12
Label13
Label14
Label15
Label16
Label17
Label18
Label19
Label20
6 Cables
Signal
DI_0
GND
DI_1
DI_2
DI_3
DI_4
DI_5
GND
GND_AI
AI_0
AI_1
DI_6
DI_7
GND
DO_OPEN_0
DO_CLOSE_0
DO_COM_0
DO_OPEN_1
DO_CLOSE_2
DO_COM_3
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