KV-NC4AD Specifications

This document outlines the specifications for the KV-NC4AD model.

Model

KV-NC4AD

Conversion

A/D Conversion

Number of Bits

4 (final unique)

Analog I/O Range and Resolution

Voltage

• -10 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 Speed

80 µs/channel *1

Conversion Accuracy

Voltage

• Without Temperature Compensation: ±0.3% of F.E. (at 25°C ±5°C / 77°F ±9°F)
• With Temperature Compensation: ±0.3% of F.E. (from 0 to 55°C / 32 to 131°F)

Current

• Without Temperature Compensation: ±0.4% of F.E. (at 25°C ±5°C / 77°F ±9°F)
• With Temperature Compensation: ±0.4% of F.E. (from 0 to 55°C / 32 to 131°F)

Input Resistance

• Voltage: 5 MΩ
• Current: 250 Ω

Maximum Absolute Input

• Voltage: ±15 V
• Current: ±30 mA

Isolation Method

• Between Analog I/O and CPU: Isolated (photocoupler, transformer)
• Between Analog Input Channels: No isolation

Minimum Load Resistance

Voltage: -

Maximum Load Resistance

Current: -

Special Functions

Input Range Switching, Temperature Fluctuation Compensation Enable/Disable, Channel Omission, Scaling, Special Data Compensation, Peak/Bottom Value Retention, Zero Clip, Zero Offset, Comparator, Averaging (Time Specified, Count Specified, Moving Average), Disconnect Detection, *1

*1 When using temperature fluctuation compensation, a temperature fluctuation compensation time of 80 µs will be added, regardless of the number of channels used.