Analog I/O Specifications - Omron CP1E CPU UNIT SOFTWARE User Manual

15 Analog I/O Function

15-1-2 Analog I/O Specifications

The NA-type CPU Units of the CP1E CPU Units are equipped with 2 built-in analog inputs and 1
built-in analog output.
Analog Input Specifications
Number of inputs
Input signal range
Max. rated input
External input impedance
Resolution
Overall accuracy
A/D conversion data -10 to 10 V
Averaging function
Open-circuit detection function
Analog Output Specifications
Number of outputs
Output signal range
Allowable external output load resistance 1 kΩ min.
External input impedance
Resolution
Overall accuracy
D/A conversion data -10 to 10 V
* When the analog current output is 0 to 20 mA, the accuracy cannot be ensured at 0.2 mA or less.
Shared I/O Specifications
Item
Conversion time
Isolation method
15-6
Item
2 inputs (Allocated 2 words: CIO 90 to CIO 91.)
0 to 5 V, 1 to 5 V, 0 to 10 V, or -10
to 10 V
±15 V
1 MΩ min.
1/6000
At 25°C ±0.3% full scale
0 to 55°C ±0.6% full scale
F448 to 0BB8 hex FS
Other ranges 0000 to 1770 hex FS
Supported (Set for individual inputs in the PLC Setup.)
Supported (Value when disconnected: 8000 hex)
Item
1 output (Allocated 1 word: CIO 190.)
0 to 5 V, 1 to 5 V, 0 to 10 V, or -10
to 10 V
0.5Ωmax.
1/6000
At 25°C ±0.4% full scale
0 to 55°C ±0.8% full scale
F448 to 0BB8 hex FS
Other ranges 0000 to 1770 hex FS
2 ms/point (6 ms total for 2 analog inputs and 1 analog output.)
Photocoupler isolation between analog I/O terminals and internal circuits. No isola-
tion between analog I/O signals.
Voltage input
0 to 20 mA or 4 to 20 mA
±30 mA
Approx. 250Ω
±0.4% full scale
±0.8% full scale
Voltage output
0 to 20 mA* or 4 to 20 mA
600Ω max.
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Specification
CP1E CPU Unit Software User's Manual(W480)
Current input
Current output