DISPLAY UNIT CM7291

Hioki clamp on meters are best-in-class measuring devices incorporating Hioki’s expertise in current sensing technology. The CM7291 is the wireless display and output unit for the CT7600 and CT7700 AC/DC Current Sensor series, creating a standalone clamp meter for field use or enabling waveform signals to be output to a Hioki memory recorder or logger for further analysis. Key Features • Send measured values to a smartphone or tablet using Bluetooth® wireless technology • Use the GENNECT Cross dedicated app to display and review measured values and waveforms in real time • Power supply and signal output for Current Sensor CT7000 series • Simultaneous dual display of the measured values, frequency, and output rate • Four output formats to output data to loggers or other devices (via Display Unit) • Supports AC adapter, AA alkaline batteries, and external power supply

Model No. (Order Code)

CM7291	For the CT7000 series, with built-in Bluetooth(R) wireless technology

Note: CM7290, CM7291 cannot be used alone. Use with CT7000 series. When used in combination with the CT7000 sensor series, the frequency band for current display and waveform output is narrower than the sensor band. Data can be downloaded to tablets and smartphones using Hioki’s dedicated apps available from the Google Play or App Store. (CM7291) Search for “HIOKI” and download the “GENNECT Cross” app. *Android, Google Play and the Google Play logo are trademarks of Google Inc. *iOS is a registered trademark of Cisco Technology, Inc. and/or its affiliates in the United States and certain other countries. *iPhone, iPad, iPad mini, iPad Pro and iPod touch are trademarks of Apple Inc. *Apple and the Apple logo are trademarks of Apple Inc. App Store is a service mark of Apple Inc. *Microsoft, Windows, Windows Vista, and Excel are either registered trademarks or trademarks of Microsoft Corporation in the United States and/or other countries. *Company names and Product names appearing in this catalog are trademarks or registered trademarks of various companies. *The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by HIOKI E.E. CORPORATION is under license. *For the latest information about countries and regions where wireless operation is currently supported, please visit the Hioki website.

Connect to Recorders, Data loggers, and Oscilloscopes

The CT7000 series cannot be used alone. Use with the Display Unit CM7290, CM7291 to connect with Data Loggers and Memory HiCorders.

Basic specifications (Accuracy guaranteed for 3 years, Post-adjustment accuracy guaranteed for 3 years)* Waterproof characteristics intended to maintain measurement function; measuring energized parts while instrument is wet will increase risk of electric shock.

Sensor	CT7642, 7742	CT7636, 7736	CT7631, 7731
Measurement parameters	DC, AC, DC+AC, Hz
Crest factor	3 at 5000 count or 2.5 at 6000 count for AC and DC+AC
Output method	WAVE, RMS, PEAK, FREQ
Input connectors	HIOKI PL 14
Output update time	PEAK--- FAST: 0.02 s / NORMAL: 0.2 s / SLOW: 1 s FREQ--- FAST: FAST: 0.2 s / NORMAL: 0.2 s / SLOW: 3.0 s (WAVE, RMS: analog output)
PEAK sensing duration	2 ms or greater (during PEAK MAX/PEAK MIN and PEAK output)
Other functions	Auto range, Zero adjustment at power-up, Analysis display, Filter, Output amplification, Display value hold, Backlight , Auto-power save, Save settings, keypad lock
Typical accuracy (WAVE output DC)	±2.0% rdg. ±10.8 mV (60.00 A range)	±2.5% rdg. ±30.8 mV (60.00 A range)	±1.5% rdg. ±5.8 mV (60.00 A range)
Typical accuracy (RMS output AC)	±2.3% rdg. ±10.8 mV (60.00 A range)	±2.8% rdg. ±30.8 mV (60.00 A range)	±1.8% rdg. ±5.8 mV (60.00 A range)
Communication interface	Built in Bluetooth® 4.0 LE, Display of measured values on an iOS or Android handset (CM7291 only)
Power supply	LR6 alkaline batteries (AA) ×2, Continuous use: 16 h (backlight OFF and WAVE or RMS output, when used with CT7600s), Rated power 2.5 VA or AC adapter 9445-02/03 (100 to 240V AC), or 5 to 15 V DC external power supply, Rated power 2.5 VA
Dust and water resistance *	IP54 (with sensor connected and caps fitted to AC adapter and power connector)
Dimensions and mass	52 mm (2.05 in)W × 163 mm (6.42 in)H × 37 mm (1.46 in)D, 220 g (7.8 oz) (including protector and battery)
Accessories	LR6 alkaline batteries ×2, Protector ×1, Instruction manual ×1

Countries and regions where wireless operation is currently supported (CM7291)Last update: Nov. 10, 2017

Wireless certification	Japan, United States, Canada, Austria, Belgium, Bosnia and Herzegovina, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey, United Kingdom, Korea, Thailand, Singapore, Australia, New Zealand, Chile, and Mexico
Exempt from the wireless regulations	Viet Nam, Hong Kong, Macao, India, Russian Federation, Colombia, Pakistan, Vanuatu, Peru, and Georgia

Wireless certification

Japan, United States, Canada, Austria, Belgium, Bosnia and Herzegovina, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey, United Kingdom, Korea, Thailand, Singapore, Australia, New Zealand, Chile, and Mexico

Exempt from the wireless regulations

Viet Nam, Hong Kong, Macao, India, Russian Federation, Colombia, Pakistan, Vanuatu, Peru, and Georgia

Log into your myHioki account to access more technical documents and information where available.

Seminar Videos On Demand

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Seminar Schedule

	BIXPO 2019 - Gwangju, Korea	Nov 6, 2019 - Nov 8, 2019
	Testing Expo China 2019 - Shanghai	Sep 24, 2019 - Sep 26, 2019
	ENTECH 2019 - Busan, Korea	Sep 18, 2019 - Sep 20, 2019
	Global Electric Power Tech 2019 - Seoul, Korea	May 29, 2019 - May 31, 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

Catalogs

Catalog: AC/DC CURRENT SENSOR CT7000 Series, DISPLAY UNIT CM7290, CM7291	Download PDF [4MB]	English
Catalog: GENNECT CROSS SF4071, SF4072	Download PDF [2MB]	English

User Guides

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Manuals

If you can not download, log into your myHioki account to access more technical documents and information where available.

DISPLAY UNIT CM7291 [316KB]	Precautions Concerning Use of Equipment that Emits Radio Waves	Japanese English	Ver.04
DISPLAY UNIT CM7290,CM7291 [6MB]	Instruction Manual	English	Ver.02
DISPLAY UNIT CM7290,CM7291 [5MB]	Instruction Manual	Korean	Ver.01
DISPLAY UNIT CM7290,CM7291 [5MB]	Instruction Manual	Simplified Chinese	Ver.01