Model

KV-N3AM

Conversion

A/D Conversion, D/A Conversion

Number of Points

A/D Conversion: 2 (single-ended), D/A Conversion: 1

Analog I/O Range and Resolution

Voltage

• -10 to +10 V
• A/D Conversion: 1/8000 2.5 mV, D/A Conversion: 1/8000 2.5 mV
• *1 0 to 10 V
• A/D Conversion: 1/4000 2.5 mV, D/A Conversion: 1/4000 2.5 mV
• *1 0 to 5 V
• A/D Conversion: 1/4000 1.25 mV, D/A Conversion: 1/4000 1.25 mV
• *1 1 to 5 V
• A/D Conversion: 1/3200 1.25 mV, D/A Conversion: 1/3200 1.25 mV
• *1

Current

• 0 to 20 mA
• A/D Conversion: 1/4000 5 µA, D/A Conversion: 1/4000 5 µA
• *1 4 to 20 mA
• A/D Conversion: 1/3200 5 µA, D/A Conversion: 1/3200 5 µA
• *1

Conversion Speed

80 µs/channel *2

Conversion Accuracy

Voltage

• Without Temperature Compensation
• A/D Conversion:
• ±0.3 % of F.E. (at 25 °C ±5°C / 77 °F ±9 °F)
• ±0.5 % of F.E. (from 0 to 55 °C / 32 to 131 °F)
• D/A Conversion:
• ±0.3 % of F.E. (at 25 °C ±5 °C / 77 °F ±9 °F)
• ±0.5 % of F.E. (from 0 to 55 °C / 32 to 131 °F)
• With Temperature Compensation
• A/D Conversion:
• ±0.3 % of F.E. (from 0 to 55 °C / 32 to 131 °F)
• D/A Conversion:
• ±0.3 % of F.E. (at 25 °C ±5 °C / 77 °F ±9 °F)
• ±0.5 % of F.E. (from 0 to 55 °C / 32 to 131 °F)

Current

• Without Temperature Compensation
• A/D Conversion:
• ±0.4 % of F.E. (at 25 °C ±5 °C / 77 °F ±9 °F)
• ±0.6 % of F.E. (from 0 to 55 °C / 32 to 131 °F)
• D/A Conversion:
• ±0.3 % of F.E. (at 25 °C ±5 °C / 77 °F ±9 °F)
• ±0.5 % of F.E. (from 0 to 55 °C / 32 to 131 °F)
• With Temperature Compensation
• A/D Conversion:
• ±0.4 % of F.E. (from 0 to 55 °C / 32 to 131 °F)
• D/A Conversion:
• ±0.3 % of F.E. (at 25 °C ±5 °C / 77 °F ±9 °F)
• ±0.5 % of F.E. (from 0 to 55 °C / 32 to 131 °F)

Input Resistance

• Voltage: A/D Conversion: 5 MΩ
• Current: A/D Conversion: 250 MΩ

Maximum Absolute Input

• Voltage: A/D Conversion: ±15 V
• Current: A/D Conversion: ±30 mA

Isolation Method

• Between Analog I/O and CPU: Isolated (photocoupler, transformer)
• A/D and D/A Conversion Unit:
• Between Input and Output Analogs: Not isolated
• Between Analog Input Channels: A/D Conversion: Not isolated

Minimum Load Resistance

Voltage: D/A Conversion: 1 kΩ

Maximum Load Resistance

Current: D/A Conversion: 600 kΩ

Special Functions

A/D Conversion

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

D/A Conversion

• Output Range Switching, Output Data Compensation, Scaling, Error Retention, Upper/Lower Limit Alarm, Output Limit, Channel Skip, PROG Mode Output

Internal Current Consumption

120 mA or less

Weight

200 g

*1 For information on the possible measurement range for out-of-range inputs, refer to the “A/D and D/A Conversion Table” in the KV-N3AM User Manual.

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