PCME QAL 181 X, User Manual, Page: 49 / 106

- PCME QAL 181 MANUAL: 49 -
The following user-programmable alarms are provided:
Relay 1: Comms alarm
Relay 2: Limit alarm
Relay contacts are shown in the normal operating positions-
power is applied and no alarm exists.
Route a suitable cable through a vacant cable gland and connect
as shown.
Power Supply Connections
HAZARDOUS VOLTAGES
ENSURE THE POWER SUPPLY IS SWITCHED OFF AND ISOLATED BEFORE
CONNECTING THE UNIT TO THE POWER SUPPLY WIRING.
DO NOT REVERSE LIVE AND NEUTRAL.
THE NEUTRAL LINE IS NOT FUSED.
EARTHING
THIS EQUIPMENT MUST BE EARTHED.
All electrical wiring must be carried out in accordance with local regulations.
The unit does not contain a power disconnect device. An easily accessible external disconnect
device and fuse must be fitted in the power supply wiring. The disconnect device must have a
contact separation of not less than 3mm and must be mounted as near as possible to the
Interface Module.
Route the power supply cable through the right-hand cable gland (viewed
from the front of the unit) and connect to the mains power supply
terminals as shown above.
Refit the unit cover and secure with the four screws. Do not over tighten
the screws.
Carry out the initial set-up procedures given in the Initial Setup section.