Lutron Electronics CM-9930R Operation Manual
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Lutron Electronics CM-9930R Operation Manual

2000 a dca/aca clamp + dmm, true rms rs232/usb computer interface dca/aca clamp meter
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2000 A DCA/ACA CLAMP + DMM, true rms
RS232/USB Computer interface
DCA/ACA
CLAMP METER
Model : CM-9930R
OPERATION MANUAL
Your purchase of this
D C A / A C A
METER with RS232/USB
computer
interface
marks a step forward for
you into the field of
precision measurement.
Although
this
METER is a complex and
delicate instrument, its
durable
structure
allow many years of use
if
proper
t e c h n i q u e s
developed. Please read
t h e
f o l l o w i n g
instructions
and always keep this
manual
within
reach.
C L A M P
CLAMP
will
operating
a r e
carefully
easy

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Summary of Contents for Lutron Electronics CM-9930R

  • Page 1 2000 A DCA/ACA CLAMP + DMM, true rms RS232/USB Computer interface DCA/ACA CLAMP METER Model : CM-9930R Your purchase of this D C A / A C A C L A M P METER with RS232/USB computer interface marks a step forward for you into the field of precision measurement.
  • 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 .

  • Page 3: Table Of Contents

    TABLE OF CONTENTS 1. FEATURES............1 2. SPECIFICATIONS..........1 2-1 General Specifications........1 2-2 Electrical Specifications........2 3. FRONT PANEL DESCRIPTION.......4 4. PRECAUTIONS & PREPARATIONS FOR MEASUREMENT...........5 5. MEASURING PROCEDURE........6 5-1 Symbols & Units of Display ....... 5-2 DCV, ACV Measurement ........5-3 Resistance Measurement........

  • Page 4: Features

    1. FEATURES * 2 in 1, 2000 A clamp meter + Digital multimeter. * Design meet IEC 1010 CATIII 1000V safety requirement. * True rms reading for ACV & ACA measurement. * 4000 counts, Auto range, multi-functions for ACA, DCA, ACV, DCV, Ohms, Capacitance, Hz, Duty cycle, diode and continuity check.

  • Page 5: Electrical Specifications

    Operating Temp. 0 to 50 to 122 ℃ ℃ ℉ ℉ Operating Less than 80% RH. Humidity Weight 380 g/0.85 LB (including battery). Dimension HWD : 255 x 73 x 38 mm. (10 x 2.9 x 1.5 inch) Max. Jaw 51 mm ( 2.1 inch ) Dia.
  • Page 6 Function Range Reso- Accuracy Overload lution Protection Ohms 400 ohm 0.1 ohm 4 K ohm 1 ohm ± ( 1 % + 5 d ) 40 K ohm 10 ohm 400 K ohm 100 ohm ± ( 2 % + 2 d ) 4 M ohm 1 K ohm AC / DC 400V...

  • Page 7: Front Panel Description

    3. FRONT PANEL DESCRIPTION Fig. 1 Current Sense Jaws Function button ( DC/AC, ohm, Trigger Continuity, Diode Capacitance ) Function indicator 3-10 Manual range select button Function rotary switch 3-11 Display DCA zero button 3-12 uA/mA direct current input Relative button terminals Data hold / Back light 3-13...

  • Page 8: Precautions & Preparations For Measurement

    4. PRECAUTIONS & PREPARATIONS FOR MEASUREMENT 1) Ensure that the DC 9V battery is connected to its snap terminal with the right polarity and placed in the battery compartment correctly. 2) Place the Red & Black Test Leads into the proper input terminal before making measurement.

  • Page 9: Measuring Procedure

    5. MEASURING PROCEDURE 5-1 Symbols & units of display Symbols / Descriptions Units Appears when selecting DCV or DCA mode. Appears when selecting ACV & ACA mode. Appears when the " Data hold " function is operated. Appears when the " Relative " function is operated.

  • Page 10: Dcv, Acv Measurement

    5-2 DCV, ACV Measurement 1) Connect BLACK test lead into " COM " terminal. 2) Connect RED test lead into " V " terminal. 3) If measure " DCV ", select the " Function rotary switch " ( 3-4, Fig. 1 ) to the " V " position then push the "...

  • Page 11: Diode Test

    " " position then push the " FUNC. button " ( 3-9, Fig. 1 ) for display show " ". when the resistance value is less than 10 ohm, the beeper sound will be generated. 5-5 Diode Test 1) Connect BLACK test lead into " COM " terminal. 2) Connect RED test lead into "...

  • Page 12: Ac Current Measurement ( Clamp On )

    5-6 AC Current Measurement ( Clamp on ) 1) Select the " Function rotary switch " ( 3-4, Fig. 1 ) to the " 2000A " position then push the " FUNC. button " ( 3-9, Fig. 1 ) for display show " ".

  • Page 13: Ac Current Measurement (Direct Input)

    5-8 AC Current measurement (Direct input) 1) Connect BLACK test lead into " COM " terminal. 2) Connect RED test lead into " uA, mA " terminal. 3) If measure " uA " ( 400 uA, 4000 uA ), select the "...

  • Page 14: Capacitance Measurement

    5-10 Capacitance Measurement 1) Connect BLACK test lead into " COM " terminal. 2) Connect RED test lead into " " terminal. 3) Select the " Function rotary switch " ( 3-4, Fig. 1 ) to the " " position then push the " Function button " ( 3-9, Fig.

  • Page 15: Duty Cycle Measurement

    5-12 Duty Cycle Measurement All the measuring procedures are same as above 5-11 ( Frequency measurement ) except push the " Hz/% " ( 3-8, Fig. 1 ) for display show " % ". 5-13 Data Hold Operation 1) During the measurement, pushing the " Hold button " ( 3-7, Fig.

  • Page 16: Maintenance

    6. MAINTENANCE 6-1 Replacement of Battery Remove test leads before Caution : open the battery cover ! 1) When the LCD display shows " ". It is necessary to replace the battery, However in-spec. measurement may still be made for several hours after " Low battery indicator "...

  • Page 17: Rs232 Pc Serial Interface

    6-3 Cleaning Cleaning - Only use Caution : the dry cloth to clean the plastic case ! 7. RS232 PC SERIAL INTERFACE The instrument has RS232 PC serial interface via a 3.5 mm terminal ( 3-16, Fig. 1 ). The data output is a 16 digit stream which can be utilized for user's specific application.
  • Page 18 Each digit indicates the following status : Start Word D12, D11 Annunciator for Display M ohm = 40 AC mV = 49 DC mV = 18 K ohm = 39 AC V = 50 DC V = 34 ohm = 38 AC A = 52 DC A = 36 KHz = 33...

  • Page 19: Optional Accessories & Adapters

    8. OPTIONAL ACCESSORIES AND ADAPTERS RS232 cable * Computer interface cable. UPCB-02 * Used to connect the meter to the computer ( COM port ). USB cable * Computer interface cable. USB-01 * Used to connect the meter to the computer ( USB port ). Data * The SW-U801-WIN is a multi Acquisition...

  • Page 20: The Address Of After Service Center

    9. THE ADDRESS OF AFTER SERVICE CENTER 0908-CM9930R...

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