Lutron Electronics CM-9942G Operation Manual
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Lutron Electronics CM-9942G Operation Manual

Lutron Electronics CM-9942G Operation Manual

Green power, hybrid power smart clamp meter
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Green power, hybrid power
SMART
CLAMP METER
Model : CM-9942G
OPERATION MANUAL
Your
purchase
SMART
CLAMP
marks a step forward for
you
into
the
precision measurement.
Although
this
METER is a complex and
delicate
instrument,
durable structure will allow
many
years
p r o p e r
o p e r a t i n g
techniques are developed.
Please read the following
instructions carefully and
always keep this manual
within easy reach.
of
this
METER
field
of
CLAMP
its
of
use
if

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Summary of Contents for Lutron Electronics CM-9942G

  • Page 1 Green power, hybrid power SMART CLAMP METER Model : CM-9942G Your purchase this SMART CLAMP METER marks a step forward for into field precision measurement. Although this CLAMP METER is a complex and delicate instrument, durable structure will allow many...
  • Page 2 Caution Symbol Caution : * Risk of electric shock ! Caution : * Do not apply the overload voltage, current to the input terminal ! * Remove test leads before open the battery cover ! * Cleaning - Only use the dry cloth to clean the plastic case ! Environment Conditions * Installation Categories III 600V.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS 1. FEATURES................2. SPECIFICATIONS..............2-1 General Specifications..........2 2-2 Electrical specifications..........3. FRONT PANEL DESCRIPTION............. 3-1 Current Sense Jaws........... 6 3-2 Trigger .............. 6 3-3 Display..............6 3-4 Power On/Off button.......... 6 3-5 Hold button............6 3-6 Hz button............6 3-7 Function slide switch ..........

  • Page 4: Features

    1. SPECIFICATIONS * Green power, battery is no need, power supply from the handy generator, operate the generator 30 to 60 seconds will offer 15 to 20 minutes energy typically. * Hybrid power, meter's power also can supply by the battery, * Green power internal charge system use the Super charge capacitor, fast charge time and high reliability.

  • Page 5: Specifications

    2. SPECIFICATIONS 2-1 General Specifications Green power * Green power, battery is no need, power supply from the handy Hybrid power generator, operate 30 to 60 seconds the generator will offer 15 to 20 minutes energy typically. Green power internal charge system use the Super charge capacitor, fast charge time and high reliability.
  • Page 6 Polarity Automatic Switching, " - " indicates negative polarity. Max. jaw open 42 mm ( 1.65 inch ) Dia. size Zero adjustment Automatic. Sampling time Approx. 0.5 to 1 second. ℃ ℉ Operating 0 to 50 (32 to 122 temperature Operating Less than 80% RH.

  • Page 7: Electrical Specifications

    ℃ 2-2 Electrical specifications (23± 5 DC/AC Voltage * auto range Range 6 V /60 V/600 V Resolution 0.001 V /0.01 V/0.1 V Accuracy DCV : ± ( 1 % + 2d ) ACV : ± ( 1.2 % + 5d ) Input impedance 10 M ohm.
  • Page 8 Capacitance * auto range Range 6 nF/60 nF/600 nF/6 uF/60 uF Resolution 0.001 nF/0.01 nF/0.1 nF/0.001 uF/ 0.01 uF Accuracy ± ( 3% + 5d ) Remark Discharge capacitor before testing. Frequency Range 40 Hz to 1 KHz. Resolution 1 Hz. Accuracy ±...

  • Page 9: Front Panel Description

    3. FRONT PANEL DESCRIPTION Fig. 1 3-1 Current Sense Jaws 3-2 Trigger 3-3 Display 3-4 Power On/Off button. 3-5 Hold button 3-6 Hz button 3-7 Function slide switch 3-8 V/Ω terminal 3-9 COM terminal 3-10 Handle of power generator 3-11 Power type switch ( G/B switch ) 3-12 Battery compartment/cover...

  • Page 10: Power Type Selection

    4. POWER TYPE SELECTION 4-1 Power supply from the generator ( Green power supply ) 1) Select the " Power type switch " ( 3-11, Fig. 1 ) to the " G position " ( Green power position ). There is a " Power generator's handle " ( 3-10, Fig. 1 ) on the bottom of the housing case.

  • Page 11: Power Supply From The Battery

    4-2 Power supply from the battery Install the " DC3V battery ( CR-2032 ) x 2 PCs " into the " Battery compartment " ( 3-12, Fig. 1) Slide the " Power type switch " to the " B " position ( battery position ), the meter will offer the power source from the battery.

  • Page 12: Symbols & Units Of Display

    5-3 Symbols & units of display Symbols Descriptions Units SMART Appears when selecting " Smart " mode. The meter default mode is " Smart " AUTO Appears when selecting " Automatic range " mode. Appears when selecting DC mode. ( DC voltage ) Appears when selecting AC mode.

  • Page 13: Ac Current Measurement

    5-4 AC Current Measurement 1) Select the " Function switch " ( 3-7, Fig. 1 ) to the " A " position. 2) Power On the meter by pressing the " Power On/Off button " ( 3-4, Fig. 1 ) once, the Display will show "...

  • Page 14: Resistance Measurement

    4) Power On the meter by pressing the " Power On/Off button " ( 3-4, Fig. 1 ) once, the Display will show " SMART ", the meter is under " Smart " mode for voltage measurement. 5) The meter can measure the ACV, DCV value automatically and with auto range selection.
  • Page 15 5) When the resistance value is less than 10 ohm, the beeper sound will be generated, the Display will show " " and " Ω " indicator. Diode measurement 1) Connect BLACK test lead into " COM " terminal ( 3-9, Fig.

  • Page 16: Capacitance Measurement

    b. When connected as shown in Fig. 3, a reverse check on the diode is made. If the diode under test is good, " OL " will be displayed. If the diode under test is defective, " .000 " or other numbers will be displayed.

  • Page 17: Frequency Measurement

    5-9 Frequency measurement During the measurement : a. AC Current measurement ( Chapter 5-4, page 10 ) b. Voltage ( ACV/DCV ) measurement ( Chapter 5-5, page 10 ) If press the " Hz button " ( 3-6, Fig. 1 ) once, the Display will show "...
  • Page 18 6-2 Replacement of batteries ( Battery power ) 1) When use the battery power, if the Display show Low battery indicator " " , it need to change the batteries. 2) open the " Battery Cover " ( 3-12, Fig. 1 ) away from the instrument and remove the battery.

  • Page 19: Optional Accessories & Adapters

    7. OPTIONAL ACCESSORIES and ADAPTERS Item Model Carrying Case CA-03, CA-05A Light Adapter LX-02 EMF Adapter EMF-824 Pressure Adapter PS-403 Anemometer Adapter AM-402 Tachometer Adapter TA-601 Sound Adapter SL-406 High Voltage Probe HV-40 8. PATENT CHINA : ZL200620012764.3 GERMANY : Nr.202006007329.9 TAIWAN : M299401 JAPAN : 3130269 U.S.A.

  • Page 20: The Address Of After Service Center

    9. THE ADDRESS OF AFTER SERVICE CENTER 0908-CM9942G...

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