Power wiring, Power wiring 15, Warning – Honeywell NIAGARA WEB-700 User Manual

Page 15

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WEB-700 WEB-700-O CP-700

15

95-7776—03

Fig. 7. Grounding and power wiring connections to NPB-PWR-UN-H module.

Power Wiring

There are two power options for the WEB/CP-700 controller: the NPB-PWR-UN-H power supply module (typical), or a NPB-

WPM-US (Wall Mount AC Adapter).

NPB-PWR-UN-H

The NPB-PWR-UN-H module lets you power the WEB/CP-700 (and if installed, connected I/O modules) from AC line power, with

a universal input range from 90–263Vac. The NPB-PWR-UN-H installs on the

left side (end) of the WEB/CP-700 controller. See

Fig. 7.

WARNING

A 120Vac or 240Vac circuit powers the NPB-PWR-UN-H. Disconnect power to this circuit before installation to

prevent electrical shock of equipment damage.

Make all connections in accordance with national and local electrical codes. Use copper conductors only.

Do not exceed the 30W capacity of NPB-PWR-UN-H by the powered devices.

Power input connections are made to the terminals on the NPB-PWR-UN-H circuit board (cover removal is required). Use the

supplied earth grounding wires to make a connection from a nearby earth ground to the grounding lug on both the

NPB-PWR-UN-H power supply and the WEB/CP-700 controller. See Fig. 7, page 15.

NPB-PWR-UN-H

(remove cover)

Grounding lug

WEB/CP-700

Grounding lug

Earth Ground

Neutral

Line

L

L N

120 or 240Vac

50–60 Hz

Single Phase

Supplied earth

grounding wire

AC Input

20-pin

connector

not used

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