Kusam-meco KM 233 Operation Manual
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Kusam-meco KM 233 Operation Manual

Trms digital multimeter
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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
G 17, Bharat Industrial Estate, T. J. Road,
Sewree (W), Mumbai - 400 015. INDIA.
Sales Direct : (022) 24156638
Tel. : (022) 24124540, 24181649. Fax : (022) 24149659
Email : kusam_meco@vsnl.net
Website : www.kusamelectrical.com
®
AN ISO 9001:2015 COMPANY
TRMS
DIGITAL MULTIMETER
MODEL - KM 233
OPERATION MANUAL
® ®

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Summary of Contents for Kusam-meco KM 233

  • Page 1  Digital Sound Level Meter & Sound Level Calibrator  Digital contact & Non-contact Type Tachometer  Digital Non-contact (infrared) Thermometer  Maximum Demand Controller/Digital Power Meter MODEL - KM 233  Digital Hand Held Temperature Indicators ® G 17, Bharat Industrial Estate, T. J. Road, Sewree (W), Mumbai - 400 015.

  • Page 2: Table Of Contents

    ® ® TRMS TABLE OF CONTENTS DIGITAL MULTIMETER TITLE PAGE NO. MODEL - KM 233 Safety............Cenelec Directives........III. Special Features......... IV. General Specifications....... Electrical Specifications......VI. Product Description........VII. Maintenance..........VIII. Test Certificate.......... Warranty............

  • Page 3: Safety

    ® ® Observe proper safety precautions when working with voltages I. SAFETY : above 33 Vrms, 46.7 Vpeak or 70 VDC. These voltage levels pose This manual contains information and warnings that must be In other words, the meter will intelligently avoid entering the APO followed for operating the meter safely and maintaining the meter a potential shock hazard to the user.

  • Page 4: Cenelec Directives

    ® SPECIAL FEATURES :   BeepLit™ Continuity   Backlighted LCD Auto-ranging MAX/MIN/  EF-Detection (NCV) AVG Record  Display Hold  BeepJack™ on  AmA/A  Auto-ranging Relative terminal Zero mode IV. GENERAL SPECIFICATIONS :  Sensing : True RMS sensing ...

  • Page 5: Electrical Specifications

    ® ® ELECTRICAL SPECIFICATIONS : Ohm function : Accuracy is given as (% of reading digits + number of digits) or Total Accuracy = Specified Accuracy + 15 digits otherwise specified @ 23 C  5 C ACV & ACA accuracies are specified from 1 % to 100 % of range or otherwise specified.
  • Page 6 ® ® ACmV BeepLit™ Continuity Tester Continuity Threshold : Between 30 and 480 Range Accuracy Resolution Continuity ON Response Time : <15ms 10Hz ~ 500Hz Audible Indication : Beep sound Visible Indication : LCD Backlight 10 V 1)2) 60.00mV ±(1%rdg+3dgts) 100 V 600.0mV Capacitance...
  • Page 7 ® ® DC Current VFD_ACV (with Low Pass Filter ) Range Accuracy Burden Voltage Resolution Accuracy Range Resolution 600.0A 100 nA 0.1mV/A 10Hz ~ 100Hz (Fundamental) 1.0% + 3d 6000A A 600.0V 100 mV 60.00mA 10A ±(1.0%rdg+3d) 1.9mV/mA 1000V 100A 600.0mA 0.7% + 3d 100Hz ~ 400Hz (Fundamental)

  • Page 8: Product Description

    ® ® Line Frequency V. PRODUCT DESCRIPTION : Sensitivity (Sine RMS) Function Range Note : Top of the line model is used as representative for illustration purposes. Please refer to your particular model for function 60mV 50mV 10Hz - 50kHz availability.
  • Page 9 ® ® triangle, pulse trains, spikes, as well as distorted waveforms with the presence of harmonics. Harmonics may cause : 1) Overheated transformers, generators and motors to burn out faster than normal 2) Circuit breakers to trip prematurely 3) Fuses to blow 4) Neutrals to overheat due to the triplen harmonics present on the neutral 5) Bus bars and electrical panels to vibrate...
  • Page 10 ® ® Note : WARNING : VFD-ACV and the associated Hz are equipped with digital AutoV mode input impedance increases abruptly from initial low-pass filter (DSP), and are capable of handling VFD (Variable 2.1kΩ to a few hundred kΩ's on high voltage hard signals. “LoZ” Frequency Drives) signals for fundamental V &...
  • Page 11 ® ® CAUTION Resistance, BeepLit Continuity”; Discharge capacitors before making any measurement. Large Press the SELECT button momentarily to toggle the functions. Last value capacitors should be discharged through an appropriate selection will be saved as power up default for repeat measurement resistance load.
  • Page 12 ® ® For gas flames (Flame Rod): CAUTION  Ignition interference (A flame signal current difference with the Using resistance and continuity function in a live circuit will produce ignition both on and off greater than 0.5A indicates the presence false results and may damage the instrument.
  • Page 13 ® ® Electric Field EF-Detection Press the EF button momentarily to toggle EF-Detection feature. The meter displays “EF-H” when it is ready. If it is too sensitive for your applications, press (Level) button momentarily toggles to lower sensitivity “EF-L”. The detected Electric Field strength is indicated as a series of bar-graph segments on the display plus variable beep tones.

  • Page 14: Maintenance

    ® ® Relative Zero () mode 1) Rotary switch or push button operations 2) Significant measuring readings of above 8.5% of ranges Relative Zero allows the user to offset the meter consecutive 3 ) Non-OL readings for Resistance, Continuity or Diode function measurements with the displaying reading as the reference value.

  • Page 15: Test Certificate

    Loosen the screw from the access cover of the case to national standards. bottom. Lift the access cover. Replace the batteries or fuse. Re-fasten the screw. KM 233 MODEL NO. ________________ SERIAL NO. ___________ DATE: ___________ ISO 9001 KUSAM-MECO REGISTERED...

  • Page 16: Warranty

    ® WARRANTY Each “KUSAM-MECO” product is warranted to be free from defects in material and workmanship under normal use & service. The warranty period is one year (12 months) and begins from the date of despatch of goods. In case any defect occurs in functioning of the instrument,...

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