Huawei FusionModule1000A20 Product Description page 51

FusionModule1000A20 Prefabricated All-in-One Data
Center
Product Description (380 V)
Table 3-16 RS485 port pin definitions
Item
Pin sequence
Indicator
Table 3-17
⚫
⚫
⚫
Table 3-17 AI/DI port pin definitions
Item
Pin sequence
Indicator
Issue 01 (2019-10-31)
Pin 1
Pin 2
Pin 3
Pin 4
Pin 5
Pin 6
Pin 7
Pin 8
Green
indicator
provides the AI/DI port pin definitions.
Pins 1, 2, 4, and 5 identify sensor types.
Pin 3 and Pin 8 are power output ports.
Pin 6 and Pin 7 collect sensor data. Pin 7 can detect current type sensors (4–20 mA). Pin 6 and Pin 7
can detect the output status of passive dry contact type sensors. Pin 3 and Pin 7 can detect
temperature sensors.
Pin 1
Pin 2
Pin 3
Pin 4
Pin 5
Pin 6
Pin 7
Pin 8
Green
indicator
Copyright © Huawei Technologies Co., Ltd.
Description
RS485+
RS485–
12 V DC_OUT
RS485+
RS485–
N/A
N/A
GND
Power output indicator
⚫ Steady on: The 12 V DC output is normal.
⚫ Off: No 12 V DC output is provided.
Description
Type_1
Type_2
12 V DC
Type_3
Type_4
DI-
DI+
GND
Power output indicator
⚫
Steady on: The 12 V DC output is normal.
⚫ Off: No 12 V DC output is provided.
3 System Architecture
45