Specifications
4. Installation and Wiring
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4-16
4. When the Momentary Power Loss Time is less than 10ms, the PLC will continue its operation without any interruption.
When the Momentary Power Loss Time is longer than 10ms or the input voltage has dropped below minimum values,
the PLC will stop its output. When the power returns the PLC will automatically resume operation.
Recommended Wiring for Input Power and Safety Devices.
Power supply for AC loads
Circuit protection device (3A Limit)
Power ON pilot indicator
Emergency stop
The machiner
y
must
p
rovide a
q
uick manual method of
disconnectin
g
all s
y
stem
p
ower. The disconnect device or
switch must be clearly labeled “ Emergence Stop” .
Circuit isolation device (System Power Disconnect)
Usin
g
electromechanical devices, such as master control
rela
y
s and/ or limit switches, to
p
revent accidental
e
q
ui
p
ment startu
p
at an unex
p
ected time. These devices
should be installed in such a manner to
p
revent an
y
machine operations from occurring.
DVP MPU (main processing unit)
Grounding
OV24VDC
MC
MC
NL
1
1
2
3
4
5
66
8
8
Guard
Limit
Power supply
AC: 100~240VAC, 50/60Hz
DC: 24VDC