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3CH CURRENT UNIT U8977

Dedicated Current Input Module Capable of Direct Sensor Connections

MORE INFO
SKU: U8977 Category:

Description

Key Features

  • Achieve large current measurement with high accuracy
  • Automatically recognize and scale simply by connecting the sensor
  • High speed sampling of 5 MS / s ensures high-speed phenomena are captured
  • High 16-bit A/D resolution

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

Measurement functions Number of channels: 3, Current measurement with optional current sensor
Input terminals Dedicated connector terminal (ME 15 W) (Input resistance 1 MΩ, GND is common with the recorder main unit)
Applicable current sensor (Direct connection): 9272-05, CT6841-05, CT6843-05, CT6844-05, CT6845-05, CT6846-05, CT6862-05, CT6863-05, 9709-05, CT6904, CT6865-05, CT6875, CT6876
(Connect using the optional conversion cable CT9920): CT7631, CT7636, CT7642, CT7731, CT7736, CT7742, CT7044, CT7045, CT7046
Measurement range • Directly connected current sensor: Automatic rating of adaptive current sensor
When using 9272-05 (20 A), CT6841-05: 2 A to 100 A f.s., 6 ranges
CT6862-05 : 4 A to 200 A f.s., 6 ranges
When using 9272-05 (200 A), CT6843-05, CT6863-05: 20 A to 1000 A f.s., 6 ranges
When using CT6844-05, CT6845-05, 9709-05, CT6904, CT6875: 40 A to 2000 A f.s., 6 ranges
When using CT6846-05, CT6865-05, CT6876: 80 A to 4000 A f.s., 6 ranges
• Current sensors connected via CT9920: Select conversion rate or model name
When using CT7631, CT7731: 160 A / 200 A, 2 ranges
When using CT7636, CT7736: 160 A to 1000 A, 5 ranges
When using CT7642, CT7742: 1600 A / 2000 A / 4000 A, 3 ranges
When using CT7044, CT7045, CT7046: 1600 A to 16000 A, 6 ranges
Measurement resolution 1/32000 of measurement range (using 16-bit A/D conversion)
Highest sampling rate 5 MS/s (3 channel simultaneous sampling)
Measurement accuracy ±0.3% f.s. (with 5 Hz filter, add accuracy and characteristics of the current sensor to be used)
Frequency characteristics DC to 2 MHz ±3 dB
Input coupling DC/GND
Low pass filter 5/ 500/ 5 k/ 200 kHz
Dimensions and mass 106 mm (4.17 in) W × 19.8 mm (0.78 in) H × 196.5 mm (7.74 in) D, 250 g (8.8 oz)
Accessories None

Others

Testing Expo China 2019 - Shanghai

Sep 24, 2019 - Sep 26, 2019

Coil Winding Expo - Berlin, Germany

May 21, 2019 - May 23, 2019

Automotive Testing Expo - Stuttgart, Germany

May 21, 2019 - May 23, 2019

PCIM - Nuremberg, Germany

May 7, 2019 - May 9, 2019

Options

100 A to 2000 A (Medium speed) A

 

AC/DC CURRENT SENSOR CT7631

・ DC to 10kHz (-3dB) ・Rated 100 A AC/DC ・ 1mV/A output ・φ 33 mm (1.30 in) core dia.

AC/DC AUTO-ZERO CURRENT SENSOR CT7742

・ DC to 5 kHz (-3dB) ・ Rated 2000 A AC/DC ・ 0.1mV/A output ・φ 55 mm (2.17 in) core dia.

AC/DC AUTO-ZERO CURRENT SENSOR CT7736

・ DC to 5 kHz (-3dB) ・ Rated 600 A AC/DC ・1mV/A output ・φ 33 mm (1.30 in) core dia.

AC/DC AUTO-ZERO CURRENT SENSOR CT7731

・ DC to 5 kHz (-3dB) ・ Rated 100 A AC/DC ・ 1mV/A output ・φ 33 mm (1.30 in) core dia.

AC/DC CURRENT SENSOR CT7642

・ DC to 10kHz (-3dB) ・Rated 2000 A AC/DC ・ 0.1mV/A output ・φ 55 mm (2.17 in) core dia.

AC/DC CURRENT SENSOR CT7636

・ DC to 10kHz (-3dB) ・Rated 600 A AC/DC ・ 1mV/A output ・φ 33 mm (1.30 in) core dia.

Current Input 2000A AC/DC

* The CT9920 is necessary for connecting the current sensor with HIOKI PL14 to the PW3390

 

CONVERSION CABLE CT9920

Required to connect the PW3390 or other instrument’s ME15W terminal to a current sensor with a PL14 output connector.

Current Input 6000A

* The CT9920 is necessary for connecting the current sensor with HIOKI PL14 to the PW3390

 

AC FLEXIBLE CURRENT SENSOR CT7040 series

• 10 Hz to 50 kHz (±3dB) • 600A or 6000A AC rated • φ 254 mm (10.00 in) loop dia. to φ 100 mm (3.94 in), 3 loop diameters

High precision current measurement

Up to 200 A (High precision) *ME15W (12-pin) terminal type * Direct connection with U8977

 

CLAMP ON SENSOR 9272-05

• 1Hz to 100kHz (Phase: 5Hz to 50kHz) • Rated 20A/200A AC/DC • φ 46 mm (1.81 in) core dia.

AC/DC CURRENT PROBE CT6843-05

• DC to 500kHz (Phase: up to 300kHz) • Rated 200A AC/DC • φ 20 mm (0.79 in) core dia.

AC/DC CURRENT PROBE CT6841-05

• DC to 1MHz (Phase: up to 300kHz) • Rated 20A AC/DC • φ 20 mm (0.79 in) core dia.

AC/DC CURRENT SENSOR CT6863-05

• DC to 500kHz (Phase: up to 300kHz) • Rated 200A AC/DC • φ 24 mm (0.94 in) core dia.

AC/DC CURRENT SENSOR CT6862-05

• DC to 1MHz (Phase: up to 300kHz) • Rated 50A AC/DC • φ 24 mm (0.94 in) core dia.

Up to 1000 A (High precision)

*A separate power supply (CT955x) is required in order to use a high-precision current sensor. *Only sensors with ME15W (12-pin) terminals (-05 type) can be connected to the CT955x. *The separately available CONVERSION CABLE CT9900 is required in order to use a sensor with a PL23 (10-pin) terminal.

 

AC/DC CURRENT PROBE CT6844-05

• DC to 200kHz (Phase: up to 200kHz) • Rated 500A AC/DC • φ 20 mm (0.79 in) core dia.

AC/DC CURRENT SENSOR CT6876

• DC to 1.5MHz (Phase: up to 1MHz) • Rated 1000A AC/DC • φ 36 mm (1.42 in) core dia.

AC/DC CURRENT SENSOR CT6875

• DC to 2MHz (Phase: up to 1MHz) • Rated 500A AC/DC • φ 36 mm (1.42 in) core dia.

AC/DC CURRENT PROBE CT6846-05

• DC to 20kHz (Phase: up to 20kHz) • Rated 1000A AC/DC • φ 50 mm (1.79 in) core dia.

Use with these Products

*Cannot use with 8847 or MR8847

 

MEMORY HiCORDER MR6000

• Test ECUs, inverters and motors • Measure large currents in the fields of solar power and EV/HEV/PHEV development • Measure inverter and switching power supply signals with direct input

There are no drivers, firmware or software available for this product.

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