General Specifications; Power Supply Specifications; Performance Specifications - Mitsubishi Electric MELSEC FX Series User Manual

FX -4LC User's Manual
3U
2.1

General Specifications

For items not listed below, specifications are the same as the of the PLC main unit.
For general specifications, refer to the manual of the PLC main unit.
Item
Dielectric withstand voltage
Insulation resistance
2.2

Power Supply Specifications

Interface driving power
CPU driving power
2.3

Performance Specifications

Control method
Control operation period
Set temperature range
Heater disconnection detection
Operation mode
Self-diagnosis function
Insulation method
Number of I/O occupied points
18
500V AC for one minute
5M or more by 500V DC Megger
Item
24V DC +20% -15% 50mA
Connect a 24V DC power supply to the terminal block.
5V DC 160mA
5V DC power is supplied internally from the main unit.
Item
Two-position control
PID control
Heating/cooling PID control
Cascade control
250ms/4ch
Equivalent to input range (Refer to Subsection 8.2.52.)
Alarm is detected by buffer memory
(Variable within range from 0.0 to 100.0A.)
0 : Not used
1 : Monitor
2 : Monitor + Alarm
3 : Monitor + Alarm + Control
(Selected by buffer memory)
Adjustment data check, input value check, watch dog timer check.
When abnormality is detected, transistor output turns OFF.
Memory Built-in EEPROM (Number of times of overwrite : 100,000 times)
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•
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8 points
(Taken from either the input or output points of the PLC.)
Specification
Between all terminals and ground terminal
The photocoupler is used to insulate the analog input area from the PLC.
The DC/DC converter is used to insulate the power supply from the analog
inputs.
Channels are insulated from each other.
2.1 General Specifications
→ Refer to FX
Hardware Edition.
3G
→ Refer to FX
Hardware Edition.
3U
→ Refer to FX
Hardware Edition.
3UC
Specification
Specification
2 Specification