1. ATION SAFETY INFORM SAFETY SYMBOLS Warning
Contents
1. pressing it again turns it off 2 SPECIFICATIONS 2 1 GENERAL SPECIFICATIONS Display 6000 Counts LCD with a max reading of 6000 Range control Auto range amp Manual range control Polarity Automatic negative polarity indication Zero adjustment Automatic Over range indication The OL or OL display Low battery indication Display EJ sign Data hold Display HOLD sign Relative measurement Display A sign Bar graph display Bar graph display Clamp opening size 55mm Auto Power Off When measurement exceeds 15 minutes without switching mode and pressing key the meter will switch to standby mode Press any key to exit standby mode When restart the system press and hold any key to disable auto power off Express function 1 Displav LCD Dual Displav facilitates reads the data 2 Clamp Light easy for test the electric current in hidden place j F ri 0 PO Ag di 3 Leads Cramp in the Clamp easy for fixed one Lead when you need test two separation vertices 4 Magnet in the meter back for fixed instruments on metal shelves Measured convenient operation E W I n a no co 5 The distributing line device will avoid the dangerous when distributing electrical wire with hands Distributing line device A Lead Safety standards EMC LVD CAT II 1000V The meter is up to the standards of IEC1010 Double Insulation Pollution Degree2 Overvoltage2. 1 ATION SAFETV INFORM SAFETV SVMBOLS A Warning Dangerous Voltage Risk of electric shock A Caution Refer to the user s manual before using this Meter D Double Insulation Protection Class II Alternating Current AC Direct Current DC Either DC or AC Ground maximum permitted voltage between terminal and ground The symbol indicating separate collection for electrical and electronic equipment A The RESPONSIBLE BODY shall be made aware that if the instrument is used in a manner not specified by the manufacturer the protection provided by the instrument may be impaired A The finger or any part of your body shall not be beyond the barrier of the test probe when measuring A Individual protective equipment must be used if HAZARDOUS LIVE parts in the installation where measurement is to be carried out could be ACCESSIBLE Not to use the CURRENT SENSOR if the wear ol kid indicator in the JAW OPENING is visible The following safetv information must be observed to insure maximum personal safetv during the operation at this meter 1 1 Do not operate the meter if the bodv of meter or the test lead look broken 1 2 Check the main function dial and make sure it is at the correct position before each measurement 1 3 Do not perform resistance capacitance temperature diode and continuity test on a live power system 1 4 Do not apply voltage between the test terminals and test terminal to ground that e
3. Category III Operating environment Temperature 32 t0104 F 0 C to 40 C Humidity lt 80 RH Storage environment Temperature 4 t0140 F 20 C to 60 C Humidity 90 RH Power supply 9V battery Dimension 275 H x120 W x 33 D mm Weight Approx 540 g including battery 2 2 ELECTRICAL SPECIFICATIONS Accuracies are of reading number in last digit at23 57 lt 75 RH 2 2 1 DC Voltage Resolutio Range Accuracy 0 8 of rdg 10digits 0 01mV 600mV 0 1mV 0 5 of rdg 15 digits Mik 100mV 0 8 of rdg 10 digits 1V Overload protection 1000V DC or 750V AC rms Impedance 10MQ 2 2 2 AC Voltage AVC only850B 850C Resolution 0 01mV 600mV 2 0 of rdg 10 digits 0 1mV 1mV 10mV 60V DE B00V 1 5 of rdg 10 digits 100mV 750V 2 0 of rdg 10 digits Frequency 40 400Hz Overload protection 1000V DC or 750V AC rms Impedance 10MQ 2 2 3 AC Voltage True RMS only850A Accuracy ui Range Resolution Sensitivity 50 500Hz 500 1KHz 1K 5KHz 5k 10KHz 10K 20KHz 1 2 of rdg t 1 5 of rdg 2 of rdg 3 5 of rdg H 4 5 of rdg 10digits ta O digits O digits 0 digits dr 0 digits SVI 1 2 of rdg 1 5 of rdg 2 of rdg 3 5 of rdg 4 5 of rdg ru O digits x 0 digits i 0 digits Da 0 digits 2 O digits Somiy l mv 50Hz 1KHz 3 0 of rdg 15 digits are 600V 100mV 5OHz 400Hz 1 5 of rdg 10 digits Aver
4. abinet bv a screwdriver 3 Replace the old batterv with the same tvpe batterv 4 Close the battery cabinet cover and fasten the screw Caution Dispose the used batteries according to the rules which are defined by each community 5 MAINTENANCE 1 Before open the battery door disconnect both test lead and never uses the meter before the battery door is closed 2 To avoid contamination or static damage do not touch the circuit board without proper static protection 3 If the meter is not going to be used for a long time take out the battery and do not store the meter in high temperature or high humidity environment 4 When take current measurement keep the cable at the center of the clamp will get more accurate test result 5 Repairs or servicing not covered in this manual should only by qualified personal Periodically wipe the case with a dry cloth and detergent Do not use abrasives or solvents on the meter 6 Please take out the battery when not using for a long time MA DIGITAL DUAL DISPLAV AC DC CLAMP MULTIMETER OPERATION MANUAL
5. age sensing calibrated to rms of sine wave Overload protection 1000V DC or 750V AC rms Impedance 2 10MQ 15 2 2 4 DC Current only850A 850B Accuracv Resolution 400A 3 0 of rdg 1 digits 0 1000 3 5 of rdg 20digits 2000A 1000 2000 5 0 of rdg 30 digits 1A Overload protection 2000A DC or AC rms 2 2 5 AC Current AVC only850B 850C 400A 3 5 of rdg 10 digits 0 1000 4 0 of rdg 20 digits 1A 2000A 1000 2000 5 5 of rdg 30 digits TAL Frequency 40 100Hz Overload protection 2000A DC or AC rms 2 2 6 AC Current True RMS only850A sa 3 5 of rdg 25 3 5 of rdg 35 digits digits 0 1000 4 0 of rdg430 4 0 of rdg 40 2000A digits digits 5 5 of rdg 40 5 5 of rdg 50 1000 2000 a o digits digits Overload protection 2000A DC or AC rms 16 2 2 7 Resistance 60KO 1 2 of rdg 10 digits 600kQ 1000 60MQ 2 5 of rdg 15 digits 10kQ Overload protection 250V DC or AC rms 2 2 8 Capacitance Range 40nF 5 0 of rdg 1Odigits 10pF 400nF l 100pF 4uF 2 5 of rdg 5digits 1 AE 40uF 5 0 of rdg 1 Odigits 400uF NE 4000uF 20 0 of rdg 20digits Overload protection 250V DG or AG rms 2 2 9 Diode and Audible continuitv test Test condition Displav read Forward DC current approximatelv approx 0 4mA forward voltage Reversed DC voltage of diode approx 2 8V Built in buzzer Open circuit voltage sounds i
6. ess SELECT key to choose C or F measurement 4 Put the sensor probe into the temperature field De under measurement 5 Read the result from the LCD panel 6 Please use special probe for test high temperature 3 9 Data Hold On any range press the D HOLD key to lock display value and the HOLD sign will appear on the displav press it again to exit 3 10 MAX MIN Press the MIN MAX kev to lock MAX or MIN value and the MAX or MIN sign will appear on the displav press it over 2 seconds to exit 3 11 Back Light On any range press the D HOLD key over 2 seconds to light the back light press it again for more than 2 seconds to wink the light The light can wink automatically after 10 seconds too 3 12 Relative measurement Press the RELA key you can measure the relative value and A sign will appears on the display the auto range mode be changed to manual range mode Press it again to exit relative measurement and A sign disappears but you can not go back to auto range mode This function can be used to zero the reading on DCA range This function is non effective on Hz DUTY measurement 4 Battery replacement 1 When the battery voltage drop below proper operation range the 2 symbol will appear on the LCD display and the battery need to changed 2 Before changing the battery set the selector switch _22 to OFF position Open the cover of the batterv c
7. f approx 0 5V resistance IS less than 1000 Overload protection 250V DC or AC rms 17 2 2 10 Frequency 0 5 of rdg 5 digits Sensitivity Range of input voltage 1 5V 10V If input voltage over range need adjust Overload protection 250V DC or AC rms 2 2 11 Duty cycle 0 1 99 9 2 0 of rdg 2digits Frequency lower than 10kHz Sensitivity sine wave 0 6V rms Overload protection 250V DC or AC rms 2 2 12 Temperature 20 150 C 4 302F 3 C 2 150 300 C 3 of rdg 2digit 1 C 1 F 302 572 F Sb 300 1000 C si 3 5 of rdg 10digits 572 1832 F NiCr NiSi sensor Overload protection 36V DC or AC rms 3 OPERATION 3 1 DC and AC Voltage Measurement 1 Connect the black test lead to COM socket and red test lead to the VOHZz socket 2 Set the selector switch to desired mV or VR position 3 Press SELECT key to choose DC or AC measurement 4 Measure the voltage bv touch the test lead tips to the test circuit where the value of voltage is needed 5 Read the result from the LCD panel 3 2 DC Current Measurement 1 Set the selector switch to desired 400A or 2000A position 2 Press SELECT key to choose DC measurement 3 Zero the reading by pressing RELA key for a reading of zero on the display 4 Disconnect the test leads from the Meter 5 Clamp the Jaws around the one conductor to be measured Center the co
8. nductor within the Jaw using the Centering Marks as guides 6 Read the result from the LCD panel The arrow in the Jaw indicates the direction of positive current flow positive to negative 3 3 AC Current Measurement 1 Set the selector switch to desired 400A or 2000A position 2 Press SELECT key to choose AC measurement 3 Disconnect the test leads from the Meter 4 Clamp the Jaws around the one conductor to be measured Center the conductor within the Jaw using 19 the Centering Marks as guides 5 Read the result from the LCD panel 3 4 Resistance Measurement 1 Connect the black test lead to COM socket and red test lead to the VQHz socket 2 Set the selector switch to desired 82 gt F position 3 Press SELECT key to choose Resistance measurement 4 Connect tip of the test leads to the points where the value of the resistance is needed 5 Read the result from the LCD panel Note When take resistance value from a circuit system make sure the power is cut off and all Capacitors need to be discharged 3 5 Capacitance Measurement 1 Connect the black test lead to COM socket and red test lead to the VQHz socket 2 Set the selector switch to desired 7F position 3 Connect tip of the test leads to the points where the value of the capacitance is needed 4 Read the result from the LCD panel Note a Before testing discharge the capacitor by shorting its leads toge
9. ther Use caution in handing capacitors because they may have a charge on them of considerable power before discharging b Before testing press RELA key to eliminate the zero error c When testing 4000uUF capacitor note that there will be approx 30 seconds time lag 20 3 6 Diode and Audible continuitv Test 1 Connect the black test lead to COM socket and red test lead to the VQHz socket 2 Set the selector switch to desired Qt position 3 Press SELECT key to choose Diode or Audible continuity measurement 4 Connect the test leads across the diode under measurement display shows the approx forward voltage of this diode 5 Connect the test leads to two point of circuit if the resistance is lower than approx 100Q the buzzer sounds Note Make sure the power is cut off and all capacitors need to be discharged under this measurement 3 Frequency and Duty cycle measurement 1 Connect the black test lead to COM socket and red test lead to the VQHz socket 2 Set the selector switch to desired Hz position 3 Press Hz DUTV key to choose Frequency or Duty cycle measurement 4 Connect the probe across the source or load under measurement 5 Read the result from the LCD panel 3 8 Temperature Measurement 1 Connect the black test lead of the sensor to COM socket and red test lead to the VQHz socket 2 Set the selector switch to desired C F position 3 Pr
10. value Reference value the other is REL REL A Reference value x100 press to select RELA or REL mode e Set up reference value for your measurement e select your measurement function and your range e Press once then press twice to select the reference value for a measurement e Pressing the button for more than 2 seconds returns the meter to normal state Pressing the button turns the backlight on look the selector Knob more clearly pressing it again turns it oft 2 SELECTI e Press this button to select your measurement mode 3 Hz Dutv Pressing the button display the Duty Cycle pressing it again display frequency 4 MAX MINI e Pressing this button the meter enters the dvnamic record mode e In the dvnamic record mode pressing this button again cycles MAX MIN AVG MAX MIN and Present Reading on 5 HOLD e Pressing this button the meter enters the auto data hold mode and HOLD is displayed on the LCD e The data hold function allows the operator to hold a displaved value on the LCD while the analog bar graph continues to displav the updated value e In the auto hold mode the meter can displav a new value when a new and stable value is on the input and the Beeper will sound e Pressing this button for more than 1 seconds the 6 meter exits the HOLD mode and returns to the normal state e Pressing the button for more than 2 seconds turns the backlight on look the Selector Knob more clearly
11. xceed the maximum limit record in this manual 1 5 Exercise extreme caution when measuring live system with voltage greater than 60V DC or 30V AC 1 6 Keep the fingers after the protection ring when measuring through the clamp 1 7 Change the battery when the E3 symbol appears to avoid incorrect data 1 8 Use the DMM indoor altitude up to 2000m and temperature 5 C to 40 C Maximum relative humidity 80 for temperatures up to 31 C decreasing linearly to 50 relative humidity at 40 C 1 9 In locations subject to radio frequency interference the product may malfunction and it resets automatically when leaving this environment Meter Description E Terminals Refer to table 1 for terminal function Common terminal for all measurement Volts Ohm Diode Freq Temp and Cap V S Hz Measurement and square wave output terminal Table 1 Terminals AC TrueRMS COM VO Hz DC AC CLAMP 1000V 150V MAX Figure1 terminal Rotarv switch Rotarv switch Table 2 Rotarv switch functions D HOLD LIGHT OFF gt 25e 400A 2000Ax C Vx JO mV Hz Q PDL il C F Figure2 Rotary switch 4 Push button Figure3 Push button 1 RELA e Pressing this button the meter enters relative measuring mode REL A is displayed on the LCD and the present reading becomes the reference value and displayed on the secondary display Relative measurement has two modes REL A measurement
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