Specifications - Omron CJ Series Operation Manual

Specifications

2-1

Specifications

2-1-1

Specifications

General
Specifications
Item
Unit classification CJ-series Special I/O Unit
Compatible CJ-series CPU Rack or CJ-series Expansion Rack
Racks
Max. number of 10 Units/Rack max. (CPU Rack or Expansion Rack)
Units
CPU Unit data Special I/O Unit
areas for data Area (960 words)
storage/
CIO 2000 to
exchange
CIO 2959
DM words allocated
to Special I/O Units
(9,600 words)
D20000 to D29599
Insulation resis- 20 MΩ min. (at 500 VDC) between the following points:
tance
• Output terminals/NC terminals and external AC terminals (Power Supply Unit)
• Input terminals and external AC terminals (Power Supply Unit)
• Input terminals and output terminals
• External DC terminals (inputs, outputs, and NC) and the FG plate
• Between input terminals (sensor and CT inputs)
• Between the I/O terminals and NC terminals
Dielectric 2,000 VAC 50/60 Hz for 1 min., detected current: 1 mA
strength
• Between the output terminals/NC terminals and external AC terminals (Power Supply Unit)
1,000 VAC 50/60 Hz for 1 min., detected current: 1 mA
• Input terminals and external AC terminals (Power Supply Unit)
• Input terminals and output terminals
• External DC terminals (inputs, outputs, and NC) and the FG plate
500 VAC 50/60 Hz for 1 min., detected current: 1 mA
• Between input terminals (sensor and CT inputs)
• Between the I/O terminals and NC terminals
Internal current 250 mA max., 5 VDC
consumption
Other Other general specifications conform to the CJ-series general specifications.
12
Specification
20 words/Unit for CPU Unit to Tem-
constant data perature Control
exchange (6 output Unit
words and 14 input
words)
Temperature Control
Unit to CPU Unit
10 words/Unit trans- CPU Unit to Tem-
ferred when power perature Control
is turned ON or Unit Unit
is restarted
90 words/Unit for Two-way transfer
regular data between CPU Unit
exchange and Temperature
Control Unit
Section 2-1
• Set point (SP)
• Operating commands
• RUN/STOP control
• Start/Stop AT
• Write commands
• Heater burnout current setting
• Process value (PV)
• Set point (SP)
• Status
• Heater current monitor
• Alarm mode
• Alarm hysteresis
• Alarm value
• Input compensation value
• Control period
• Sensitivity
• Proportional band
• Integral time
• Derivative time
• Output monitor