High-speed analog measurement unit NR-HA08

Model

NR-HA08 ^*1

Type

High-speed analog measurement unit

Input method

Single-ended input / Balanced differential input selection
Channels not insulated from each other, input channels insulated from other units (PC)

Number of channels

Single-end: 8 ch^*2 (Differential: 4 ch) / Current: 4 ch^*3

Measurement cycle

Maximum sampling cycle: 1 μs (1 MHz) to 60 s

A/D converting system

Successive approximation

A/D resolution

14 bit

Input frequency band

250 kHz (−3 dB typ.)

Input impedance

Voltage

1 MΩ ±1%

Current

250 Ω ±1%

Withstand voltage

Input to system bus

300 VAC (50/60 Hz), 1 minute

Input type

Voltage

±10 V, ±5 V, ±2.5 V, ±1 V, ±0.5 V, ±0.25 V

Current

±20 mA

Maximum input rating

Voltage range

±30 V

Current range

±30 mA

Measurable range

±10 V: −11.000 to +11.000 V
±5 V: −5.500 to +5.500 V
±2.5 V: −2.7500 to +2.7500 V
±1 V: −1.1000 to +1.1000 V
±0.5 V: −550.0 to +550.0 mV
±0.25 V: −275.00 to +275.00 mV
±20 mA: −22.000 to +22.000 mA

Measurement accuracy

Zero-point accuracy

±0.03% of F.S.

DC amplitude accuracy

±0.1% of F.S. (10 V/5 V/2.5 V/20 mA range at 16 averages, 1 V/0.5 V/0.25 V range at 128 averages)

Display resolution

±10 V: 1 mV
±5 V: 1 mV
±2.5 V: 0.1 mV
±1 V: 0.1 mV
±0.5 V: 0.1 mV
±0.25 V: 0.01 mV
±20 mA: 1 μA

Buffer memory

4M data^*4

Warm up time

15 minutes or more

Rating

Power consumption

3.3 W or less

Environmental resistance

Ambient temperature

0 to +40°C 32°F to 104°F

Relative humidity

10 to 85% RH (no condensation)

Weight

Approx. 150 g 5.30 oz