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42004-461D
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ANDS
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f:\standard ioms - current release\42004 instr. manuals\42004-461d.doc
02/15
Setup
Field Wire Installation
After all the field wires are pulled through the rear enclosure, install all connections as indicated below.
Refer to Figure 9 for wiring details. Refer to Table 5 on page 17 for the recommended conductor sizes.
N
OTE
:
Consult the National Electrical Code (NFPA 70), Canadian Standards Association (CSA 22.1),
and local codes for the specific requirements regarding your installation. Install all equipment without
modification and according to the local and national codes. Class 2 circuit wiring must be performed in
accordance with NEC 725.55.
Power
Power-Over-Ethernet
Connect power to the system as indicated in your PoE equipment manual.
Local Power
When PoE is not available, a separate, isolated 24–48 V dc power supply is required. See the
“Replacement and Optional Parts” chart on page 23 for recommended optional plug-in power supply
(required only if PoE is not available.) A removable terminal block P5 has been provided for connection
of local power to the telephone. Connect the positive conductor to the (+) terminal and the negative
conductor to the (
−
) terminal of P5. See Table 2 for wiring and Figure 9 for the location of P5.
Table 2. Power – P5
Pin Label
Description
1 (+)
Positive
2 (
−
) Negative
Ground
The enclosure of each phone must be connected to earth ground. Install a #6 ring lug on the ground
conductor prior to connection to the ground screw located on the rear of the front panel.
