2 wiring, 2-1 wiring power supply units, Wiring – Omron HOME SECURITY SYSTEM - MOTION SENSOR FQM1-MMA21 User Manual

Page 83: Wiring power supply units

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60

Wiring

Section 3-2

3-2

Wiring

3-2-1

Wiring Power Supply Units

Note

The RUN output function is provided only for the CJ1W-PA205R Power Sup-
ply Unit. It is not provided on the CJ1W-PA202 Power Supply Unit.

AC Power Source

• Supply 100 to 240 V AC.

• Keep the voltage fluctuations within the specified range.

• If one power supply phase of the equipment is grounded, connect the

grounded phase side to the L2/N terminal.

Isolation Transformer

The FQM1's internal noise isolation circuits are sufficient to control typical
noise in power supply lines, but noise between the FQM1 and ground can be
significantly reduced by connecting a 1-to-1 isolation transformer. Do not
ground the secondary coil of the transformer.

Power Supply Capacity

The power consumption will be 100 VA max. for the CJ1W-PA205R and 50 VA
for the CJ1W-PA202, but there will be a surge current of at least 5 times the
max. current when the power is turned ON.

AC power supply

M4 self-raising screws

NC

NC

INPUT

AC100

-240V

L2/N

L1

PA202

POWER

AC power supply

100 to 240 V

Isolation

transformer 1:1

RUN output (See note.)

ON when Coordinator Module

is in RUN or MONITOR mode.

OFF when in PROGRAM mode

or during a fatal error.

Power
supply

Supply voltage

Allowable voltage fluctuations

100 to 240 V AC

85 to 264 V AC

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