DC/RMS UNIT

8972

Measure instantaneous and RMS waveforms

Key Features • High 12-bit A/D resolution • Isolated 2 channel input • Max. rated voltage to ground: 300 V AC, DC (CAT II) • From low to high frequency, wide bandwidth RMS rectifier installed (DC, or 30 Hz to 100 kHz) • Monitor instantaneous waveforms without the need to pass through the rectifying circuit

Model No. (Order Code)

8972 For MR6000, MR8847A, MR8827, and similar products

Note: This module must be used with the Memory HiCorder. Input probes are not included. Please purchase them separately.

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, for voltage measurement, DC/RMS selectable
Input connectorsIsolated BNC connector (input impedance 1 MΩ, input capacitance 30 pF),
Max. rated voltage to earth: 300 V AC, DC (with input isolated from the unit, the maximum voltage that can be applied between input channel and chassis and between input channels without damage)
Measurement range5 mV to 20 V/div, 12 ranges, full scale: 20 div, (AC voltage for possible measurement/display using the memory function: 280 V rms)
Low-pass filter: 5/50/500 Hz, 5 k/100 kHz
Measurement resolution1/100 of measurement range (using 12-bit A/D conversion and when installed in 8847)
Highest sampling rate1 MS/s (simultaneous sampling across 2 channels)
Measurement accuracy±0.5 % of full scale (with filter 5 Hz, zero position accuracy included)
RMS measurementRMS amplitude accuracy: ±1 % of full scale (DC, 30 Hz to 1 kHz), ±3 % of full scale (1 kHz to 100 kHz),
Response time: SLOW 5 s (rise time from 0 to 90% of full scale), MID 800 ms (rise time from 0 to 90% of full scale), FAST 100 ms (rise time from 0 to 90% of full scale), Crest factor: 2
Frequency characteristicsDC to 400 kHz -3 dB, with AC coupling: 7 Hz to 400 kHz -3dB
Input couplingAC/DC/GND
Max. allowable input400 V DC (the maximum voltage that can be applied across input pins without damage)
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)
AccessoriesNone

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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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DC/RMS UNIT 8972 [134KB]


Ver.01

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