Huawei SmartDC V100R021C10 User Manual page 270

ECC800 Data Center Controller
User Manual
Prerequisites
1.
Context
The BOM number of T/H sensors is 02311FQG or 02312PBL.
Procedure
Step 1 Set the T/H sensor device address.
Set the T/H sensor device address through the DIP switch on the T/H sensor.
Toggle switches 1–6 are used to set device addresses, toggle switch 7 is reserved,
and toggle switch 8 is used to switch the temperature unit.
Issue 04 (2021-10-09)
Cables to the NTC and T/H sensors have been connected.
Figure 6-101 Wiring diagram for the temperature map function
(1) UIM20A expansion
module
NO TE
● Sensors NTC1 to NTC6 are installed in the following positions of the cabinet
respectively: upper part of the front door, middle part of the front door, lower part
of the front door, upper part of the rear door, middle part of the rear door, and
lower part of the rear door.
● A maximum of eight T/H sensors can be cascaded to each COM port.
● A T/H sensor can be connected only to the COM1, COM3, COM5, or COM7 port on
the UIM20A expansion module.
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(2) T/H sensor
6 Feature Description
(3) NTC sensor
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