CURRENT UNIT

8971

Dedicated Current Input Module Capable of Supplying Power to Current Sensors

Key Features • Clamp connection, up to 500 A AC/DC, automatic sensor identification, easy operation • 2 channel input • From low to high frequency, wide bandwidth RMS rectifier installed (DC, or 30 Hz to 10 kHz) • Monitor instantaneous waveforms without the need to pass through the rectifying circuit • High 12-bit A/D resolution *Not available for MR8741

Model No. (Order Code)

8971 For MR6000, MR8847A, MR8827, and similar products

Note: This module must be used with the Memory HiCorder. Current sensors are not supplied. Please purchase the appropriate sensors for the intended application.

Guarantee3years
CE

List of Available Memory HiCorders

Please refer to the table here for the types of input units that can be used for each Memory HiCorder.


List of Available Memory HiCorders

Basic specifications (Accuracy guaranteed for 1 year, Post-adjustment accuracy guaranteed for 1 year)

Measurement functionsNumber of channels: 2, Current measurement with optional current sensor, Maximum 4 units connectable to the 8847
Input connectorsSensor connector (input impedance 1 MΩ, exclusive connector for current sensor via conversion cable the 9318, common ground with recorder)
Compatible current sensorsCT6863, CT6862, 9709, 9279, 9278, 9277, 9272-10 (To connect the 8971 via conversion cable the 9318)
Measurement rangeUsing 9272-10 (20A), 9277: 100mA to 5A/div (f.s.=20div, 6 settings)
Using CT6862: 200mA to 10A/div (f.s.=20div, 6 settings)
Using 9272-10 (200A), 9278, CT6863: 1A to 50A/div (f.s.=20div, 6 settings)
Using 9279, 9709: 2A to 100A/div (f.s.=20div, 6 settings)
AccuracyUsing 9278, 9279: ±0.85% f.s.
Using other sensor: ±0.65% f.s.
RMS amplitude accuracy: ±1% f.s. (DC, 30Hz to 1kHz), ±3% f.s. (1kHz to 10kHz)
RMS response time: 100ms (rise time from 0 to 90% of full scale), Crest factor: 2
Frequency characteristics: DC to 100kHz, ±3dB (with AC coupling: 7Hz to 100kHz)
Measurement resolution1/100 of range
Highest sampling rate1 MS/s (simultaneous sampling across 2 channels)
Other functionsInput coupling: AC/DC/GND, Low-pass filter: 5, 50, 500, 5k, 50kHz, or OFF
Dimensions and mass106 mm (4.17 in) W × 19.8 mm (0.78 in) H × 196.5 mm (7.74 in) D, 250 g (8.8 oz)
AccessoriesCONVERSION CABLE 9318 × 2 (To connect the current sensor to the 8971)

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ANALOG UNIT 8966, TEMP UNIT 8967, HIGH RESOLUTION UNIT 8968, STRAIN UNIT U8969, FREQ UNIT 8970, CURRENT UNIT 8971, DC/RMS UNIT 8972, LOGIC UNIT 8973, HIGH VOLTAGE UNIT U8974, 4CH ANALOG UNIT U8975, HIGH SPEED ANALOG UNIT U8976, 3CH CURRENT UNIT U8977, 4CH ANALOG UNIT U8978, CHARGE UNIT U8979, DIGITAL VOLTMETER UNIT MR8990, DIGITAL VOLTMETER UNIT U8991, ARBITRARY WAVEFORM GENERATOR UNIT U8793, WAVEFORM GENERATOR UNIT MR8790, PULSE GENERATOR UNIT MR8791, VIR GENERATOR UNIT U8794 [2MB]

Instruction Manual Japanese
English
 Ver.09

Outline Drawings

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CURRENT UNIT 8971 [133KB]


Ver.00

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