10.2.2 Installation Preparation
This topic describes how to prepare for the sensor installation.
Checking the Package
Check the package and ensure that it has no obvious split or collision mark. If the package has
any damage that may lead to any hazard to the sensors inside, contact the local representative
office for replacement.
Environment Requirement
Check the environment before installation and ensure that the environment meets the technical
requirements, as shown in Table 10-18.
Table 10-18 Environment requirements
Name Measurement object Parameter
Temperature
measurement
Measurement Range -20°C to +80°C
Measurement precision ±3°C
Humidity
measurement
Measurement Range
0% RH to 100% RH
Measurement precision ±5% RH
Digital
parameter
detection
Measurement content Smoke, door status, water and so on
Alarming response time < 10s
Analog
parameter
detection
Measurement Range 4 mA to 20 mA or 0 V to 5 V
Measurement precision ±1%
Relay output
control
Control response time < 1s
Dry-contact output
capacity
Voltage: 110 VDC, 125 VAC, maximum
load current: 1 A (30 VDC)
Communication
rate
RS-232, RS-485 UA5000: 9600 bit/s
MA5600T: 19200 bit/s
10.2.3 Installing the Temperature and Humidity Sensor
This section describes the context, precautions and procedure for installing the temperature and
humidity sensor.
Context
The requirements for installing the temperature and humidity sensor are as follows:
UA5000 Universal Access Unit
Environment Monitoring 10 Sensors
Issue 01 (2012-08-17) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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