A/D Conversion unit,4-point type KV-NC4AD

Model

KV-NC4AD

Conversion speed

80 μs/channel^*1

Conversion

A/D conversion

Points

4 (single end)

Range/resolution

Voltage

-10 V to +10 V

1/8000 2.5 mV

0 to 10 V

1/4000 2.5 mV

0 to 5 V

1/4000 1.25 mV

1 to 5 V

1/3200 1.25 mV

Current

0 to 20 mA

1/4000 5 μA

4 to 20 mA

1/3200 5 μA

Conversion precision

Voltage

Without temperature
compensation

±0.3% of F.S. (at 25°C ±5°C 77°F ±9°F)
±0.5% of F.S. (at 0 to 55°C 32 to 131°F)

With temperature
compensation

±0.3% of F.S. (at 0 to 55°C 32 to 131°F)

Current

Without temperature
compensation

±0.4% of F.S. (at 25°C ±5°C 77°F ±9°F)
±0.6% of F.S. (at 0 to 55°C 32 to 131°F)

With temperature
compensation

±0.4% of F.S. (at 0 to 55°C 32 to 131°F)

Input resistance

Voltage

5 MΩ

Current

250 Ω

Absolute maximum input

Voltage

±15 V

Current

±30 mA

Isolation method

Between analog input

Isolated (photocoupler, transformer)

Between analogu input channels

No isolation

Minimum load resistance

Voltage

−

Maximum load resistance

Current

Special functions

Input range switching,
temperature fluctuation compensation enabling/disabling,
channel skip, scaling, special data offset, peak-/bottom-hold,
zero clip, zero shift, comparator,
averaging (time-specified, count-specified, moving average),
disconnection detection,