Kusam-meco KM 822sEX Operation Manual Download

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17, Bharat Industrial Estate, T. J. Road, Sewree (W),

Mumbai-400015. INDIA

Sales Direct:

(022)24156638

Tel.:

(022) 2412 4540, 2418 1649

Fax:

2414 9659

E-mail :

[email protected],

Website :

www.kusamelectrical.com; www.kusam-meco.co.in

LIST OF PRODUCTS

Digital Multimeter

Digital AC & AC/DC Clampmeter

AC Clamp Adaptor

AC/DC Current Adaptor

Thermo Anemometer

Thermo Hygrometer

Distance Meter

Digital Lux Meter

Network Cable Tester

Power Factor Regulator

Earth Resistance Tester

Digital Panel Meters

DC Power Supplies

High Voltage Detector

Calibrators

Gas Analysers

Frequency Counter

Function Generator

Phasing Sticks

Battery Tester

Waterproof Pen Testers

Solar Power Meter

EMF Detector

Wood, Paper & Grain Moisture Meter

Transistorised Electronic Analog & Digital Insulation

Resistance Testers(upto 10 KV)

Digital Sound Level Meter & Sound Level Calibrator

Digital contact & Non-contact Type Tachometer

Digital Non-contact (infrared) Thermometer

Maximum Demand Controller/Digital Power Meter

Digital Hand Held Temperature Indicators

MODEL - KM 822sEX

OPERATION MANUAL

INTRINSICALLY SAFE TRMS

DIGITAL MULTIMETER

An ISO 9001:2015 Company

Summary of Contents for KM 822sEX

Page 1: ...ester Digital Panel Meters DC Power Supplies High Voltage Detector Calibrators Gas Analysers Frequency Counter Function Generator Phasing Sticks Battery Tester Waterproof Pen Testers Solar Power Meter EMF Detector Wood Paper Grain Moisture Meter Transistorised Electronic Analog Digital Insulation Resistance Testers upto 10 KV Digital Sound Level Meter Sound Level Calibrator Digital contact Non con...

Page 2: ... can even get an explosion or fire Even if you correctly insert your DMM into the circuit you can still damage your meter Don t try to measure current in excess of your meter s capacity Handheld DMMs usually have a maximum current rating of 10A or 20A If you are measuring current in industrial environment you can easily exceed those ratings The best way to avoid damage is to use a clamp meter or t...

Page 3: ...tion devices and ripple control units Measurement Category III CAT III is for measurements performed in the building installation Examples are measurements on distribution boards circuit breakers wiring including cables bus bars junction boxes switches socket outlets in the fixed installation and equipment for industrial use and some other equipment for example stationary motors with permanent con...

Page 4: ...on Refer to the explanation in this Manual Caution Risk of electric shock Fuse CAUTION KUSAM MECO AN ISO 9001 2015 COMPANY 04 SPECIAL FEATURES Splash Drop Proof 1000V AC DC USB Interface Dual Display with Backlit Intrinsically Safe Beep JackAudible Visible Input Warning Relative Zero Mode PC Interface Capability Data Hold Exrating Ex ib I IIC T6 1A 1kV IR10kA for mA mA 1000V HRC Fuse 11A 1kV IR20k...

Page 5: ...10 1 0 92 to Category IV 1000Vac Vdc 12kV 1 2 50ms surge Transient protection KUSAM MECO AN ISO 9001 2015 COMPANY 06 Terminals to COM Measurement Category V A mA A Category IV 1000VAC VDC Overload Protections A mA 0 44A 1000V DC AC rms IR 10kA F fuse A 11A 1000V DC AC rms IR 20kA F fuse V 1050Vrms 1450V peak mV others 600V DC AC rms Meets EN61326 1 2006 EN55022 EN61000 3 2 E M C EN61000 3 3 EN6100...

Page 6: ...50Hz 60Hz 60 00 mV 9 999 V 0 5 rdg 3 dgts 600 0 mV 99 99 V 999 9 V 60 00 mV 9 999 V 600 0 mV 99 99 V 999 9 V 1 0 rdg 4 dgts 0 01 mV 1 mV 0 1 mV 10 mV 100 mV 0 01 mV 1 mV 0 1 mV 10 mV 100 mV 1 Specified from 30 to 100 of range 2 For 3kHz 15kHz only Input Impedance 10M 50pF nominal 80pF nominal for mV ranges 500Hz 1kHz 2 0 rdg 3 dgts 1 0 rdg 4 dgts 2 0 rdg 4 dgts 1kHz 3kHz 3kHz 20kHz 2 rdg 3 dgts Un...

Page 7: ...nce 10M 50pF nominal 80pF nominal for 600mV range DC VOLTAGE Range Resolution Accuracy 60 00 mV 9 999 V 600 0 mV 99 99 V 999 9 V 0 01 mV 1 mV 0 1 mV 10 mV 100 mV CAPACITANCE Range 1 Accuracy 60 00nF 600 0nF 6 000 F 0 8 3d 1 0 3d 60 00 F 2 600 0 F 2 6 000mF 2 25 00mF 2 0 3d 3 5 5d 5 0 5d 6 5 5d 1 Accuracies with film capacitor or better 2 In manual ranging mode measurements not specified below 50 0...

Page 8: ... M 600 0 6 000 k 60 00 k 600 0 k Resolution Accuracy 0 1 rdg 3dgts 0 4 rdg 3dgts 1 5 rdg 5dgts 0 01 M 0 001 M 0 1 0 001 k 0 01 k 0 1 k Frequency 5 00Hz 1 000MHz Duty Cycle 0 00 100 0 0 04 rdg 4dgts 2 3d kHz 2d LOGIC LEVEL FREQUENCY Hz DUTY CYCLE D 1 Sensitivity 2 5Vp Square wave for 3V 5V Logic Family 2 Specified Frequency 5Hz 10kHz DCmV Function 1 Accuracy Range AUDIBLE CONTINUITY TESTER Audible ...

Page 9: ...OMPANY 14 RMS Root Mean Square is the term used to describe the effective or equivalent DC value of an AC signal Most digital multimeters use average sensing RMS calibrated technique to measure RMS values of AC signals This technique is to obtain the average value by rectifying and filtering the AC signal The average value is then scaled upward calibrated to read the RMS value of a sine wave In me...

Page 10: ... biased for a good silicon diode is between 0 400V to 0 900V A reading higher than that indicates a leaky diode defective A zero reading indicates a shorted diode defective An OL indicates an open diode defective Reverse the test leads connections reverse biased across the diode The digital display shows OL if the diode is good Any other readings indicate the diode is resistive or shorted defectiv...

Page 11: ...mA A A COM V D Hz dBm nS V mV T1 T2 mV A Hz A Hz Hz dBm Hz AUTO 10 0 A A A PC Comm MAX 10A HBC FUSED JACK mA V Auto Check OFF KM 829 AC DC TRUE RMS DMM SELECT RANGE CREST C HOLD H RECR EF dBm T T 1 2 MAX 0 6A HBC FUSED T2 T1 MAX 1000V CATIV JACK mA A A COM V D Hz dBm nS V mV T1 T2 mV A Hz A Hz Hz dBm Hz AUTO 10 0 A A SELECT 1 PC Comm MAX 10A HBC FUSED JACK mA V Auto Check OFF KM 829 AC DC TRUE RMS...

Page 12: ...utton for 1 second or more to resume auto ranging Note Manual ranging feature is not available in Hz function Auto Power off APO TheAuto Power off APO mode turns the meter off automatically to extend battery life after approximately 30 minutes of no a c t i v i t i e s A c t i v i t i e s a r e s p e c i f i e d a s 1 Rotary switch or push button operations and 2 Significant measuring readings of ...

Page 13: ...tors will be blown off brcome high impedance like fuses to protect the user and the instrument Most measuring functions through this terminal will then be open circuit The series fusible resistors and the spark gaps should then be replaced by qualified technician Refer to the WARRANTYsection for obtaining warranty or repairing service Battery and Fuse replacement Battery use Single 9V battery Fuse...

Page 14: ...nal buyer or end user customer of a KUSAM MECO authorized dealer This warranty does not apply for damaged Ic s fuses disposable batteries carrying case test leads or to any product which in KUSAM MECO s opinion has been misused altered neglected contaminated or damaged by accident or abnormal conditions of operation or handling KUSAM MECO authorized dealer shall extend this warranty on new and unu...

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