DSC HSM2955 Guia De Instalacion página 2

2. Installation
2.1 HSM2955(R) Installation
The HSM2955(R) module must be installed by Service Persons only. It must be installed in a metal
cabinet properly grounded. It is the installer's responsibility to ensure a degree of protection for the
equipment such that no access to the Telecommunications Network Voltage (TNV) circuit is given
to the end user. The metallic cabinet must be secured to the building structure before operation. A
proper ground connection must be provided for the metal cabinet. Internal wiring must be routed
in a manner that prevents:
excessive strain on wire and on terminal connections
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loosening of terminal connections
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damage to conductor insulation
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Figure 2: Alarm Control Panel Wiring Diagram (with Communicator)
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