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Figure 5-5
Connecting the smoke sensor
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5.3 Installing the Infrared Sensor
This describes how to install the infrared sensor.
Context
The requirements for the installation of the infrared sensor are as follows:
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The infrared sensor should not be exposed to sunlight or other strong light.
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The infrared sensor should not directly face heat sources such as air-conditioners or
caliducts.
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The infrared sensor should directly face positions prone to unauthorized entry.
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The infrared sensor should not be installed on the wall beside the door.
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The monitoring range should be clear of obstacles so that the infrared sensor can be directly
seen in the monitoring range.
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The Fresnel lens of the infrared sensor should be kept clean.
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The pyroelectric components of the infrared sensor should not be touched.
NOTE
The infrared sensor can be connected only to the terminals marked "OPTI&12VI&GND".
EMU
User Guide
5 Installing the Sensors
Issue 13 (2009-12-30)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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