Working Principles Of The Hx02-22Sh Heat Exchanger; Leds On The Front Panel Of The Hx02-22Sh Heat Exchanger - Huawei UA5000 Manual

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