Huawei UA5000 User Manual

Figure 10-12 Working principles of the HX02-22SH heat exchanger
Exhaust air
Heat transfer
plates
Cabinet
Ambient air
Return hot air
Supplier cold air
Monitoring
The HX02-22SH heat exchanger has a built-in monitoring unit to implement the following
functions:
l Monitoring fans for the internal and external cycles, and detecting fan speed
l Monitoring the temperature sensor
l Starting and stopping the heater, and detecting heater faults
When detecting any fault associated with the preceding aspects, the HX02-22SH heat exchanger
reports a heat exchanger fault.
LED
Table 10-8 describes the LEDs on the front panel of the HX02-22SH heat exchanger.
Table 10-8 LEDs on the front panel of the HX02-22SH heat exchanger
Silkscr
een
Function Status Definition
RUN Power supply
LED
Green: on The AC or DC power is
available.
Green: on for 1s and off for 1s
repeatedly
The heat exchanger is running
in the normal state.
UA5000 Universal Access Unit
Environment Monitoring 10 Sensors
Issue 01 (2012-08-17) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
182

Huawei UA5000 Specifications

General

Brand	Huawei
Model	UA5000
Category	Wireless Access Point
Language	English