User's Manual SinoMeter MS8211
Contents
1. 3 COM Jack 2 2 COMPONENTS ELUCIDATION RANGE Button This button is used to transform Auto range or manual range FUNC Button This button is used to transform function DATA H Button This Button is used to hold data MAX H Button This button is used to measure and hold the maximum value a a O M 6 ao 1 12 13 i a www HisTest com Transform Switch This switch is used to select functions and desired ranges gt and AC voltage detector COM Jack Common terminal for measurement gt range the measuring result can be displayed LED Indicator At TEST range ACV detecting result can be indicated Rotatable Probe Socket Rotating the probe in or out of the meter Protection Ring To keep the hand from the probe behind the ring Sensitivity Adjust Knob To adjust the sensitivity while ACV detecting 3 SPECIFICATIONS Accuracy is specified for a period of year after calibration and at 18 C to 28 C 64 F to 82 F with relative humidity to 75 3 1 GENERAL SPECIFICATIONS 3 1 1 Auto ranges and manual range 3 1 2 Max Voltage Between Terminals And Earth Ground 600V DC or AC 3 1 3 Operating Altitude 2000 meters 7000 ft maximum 3 1 4 Display 20mm LCD 3 1 5 Max Show Value 1999 3 1 2 3 1 6 Polarity Indication indicates negative polarity 3 1 7 Overrange Indication Display OL 3 1 8 Sampling Time approx 0 4 second 3 1 9 Unit2. to the highest detecting sensitivity in order to enlarge the detecting range 4 12 6 Put the probe socket close to the lead or the power socket If AC electrical voltage is present the red LED Indicator which in front of the meter will flash and the audible warning will sound 4 12 7 In the places with many leads and jacks rotate the sensitivity adjusting knob in the middle of the transform switch clockwise set the meter to the lower detecting sensitivity in order to confirm which one is electriferous NOTE When using ACV detecting function always set the meter to the highest sensitivity In this range even though there is no any sound and light indication the meter will still consume electricity There is no auto power off function in this range Always set the power switch to the OFF position when the meter is not in use 5 MAINTENANCE 5 1 BATTERY REPLACEMENT A WARNING Before attempting to open the battery cover of the meter be sure that the probe tip of the meter and test lead or test clip have been disconnected from measurement circuit to avoid electric shock hazard 5 1 1 If the sign E appears on the LCD display it indicates that the battery should be replaced 5 1 2 Loosen the screw fixing the battery cover and remove it 5 1 3 Replace the exhausted battery with a new one 5 1 4 Put the battery cover as its origin 5 2 TEST LEADS OR TEST CLIP REPLACEMENT A WARNING Full in compliance
3. all capacitors have been discharged fully 4 11 1 Rotate the probe socket clockwise to spin out the probe from th 4 11 3 Set the transform switc at the range position I 4 11 4 Put down the FUNC transformed at continuity test 4 11 5 Connect the probe tip of the meter to one side of the tested circuit and probe tip of the test lead or test clip to the other side 4 11 6 If continuity exists i e resistance less than about 50Q built in buzzer will sound NOTE If the input open circuit or the circuit resistance measured is higher than 200Q then the figure OL will be displayed 4 12 AC VOLTAGE DETECT A WARNING Risk of Electrocution When detecting pay attention to avoid getting an electric shock Before using to check for voltage in an outlet always test the meter on a known live circuit to verify that the AC voltage detect function of the meter is working properly keep fingers behind the probe barrier while measuring www HisTest com the probe socket anti clockwise to spin the probe into the meter e transform switch at the AT V range position ig 4 12 3 Be sure that the display is no shown otherwise the battery should be replaced 4 12 4 Set the transform switch to the TEST range Then the green LED of the LED Indicator is bright 4 12 5 Rotate the sensitivity adjusting knob in the middle of the transform switchanti clockwise set the meter
4. resistance Put down the RANGE if the manual range is needed Each time you put down range will go upward the minimum range is transformed if RANGE is put down at the maximum range If the RANGE is put down more than two seconds auto range is used again 4 5 AUTO POWER OFF If there s no any operation within fifteen minutes after power is on meter will auto power off with five short sounds and a long sound in a minute After auto power off if stir the transform switch or put down any button of FUNC DATA H MAX H RANGE meter will recover the working condition If presses the FUNC when power is on auto power off disable NOTE At the TEST range ACV detecting there is no auto power off function 4 6 PREPARATION FOR MEASUREMENT 4 6 1 Set the transform switch to the right range At the manual range when the value scale to be www HisTest com measured is unknown beforehand select the highest range 4 6 2 When measuring at first connect to the public COM testing line then connect the probe tip of the meter to the circuit under test 4 6 3 If the battery voltage is less than 2 4V display will show El the battery should be changed at this time 4 7 DC VOLTAGE MEASURING A WARNING Risk of Electrocution You can t input the voltage which is higher than 600V DC it s possible to show higher voltage but it may damage the inner circuit or cause electrical shock Pa
5. tip of the meter to one side of the tested circuit and probe tip of the test lead www HisTest com or test clip to the other side 4 8 6 You can get reading from LCD display A WARNING Risk of Electrocution You can t input the voltage which is higher than 600V rms AC it s possible to show higher voltage but it may damage the inner circuit or cause electrical shock Pay attention to avoid getting an electric shock when measuring voltage NOTE At the manual range mode when only the figure OL is displayed it indicates overrange situation and the higher range has to be selected At the little voltage range the meter will show unsteady reading when test leads haven t reach the circuit it s normal because the meter is very sensitivity When test leads touch the circuit you can get the true reading At the manual range mode when the value scale to be measured is unknown beforehand select the range at the highest position and set down gradually Transform to the manual range when use the mV range 4 9 MEASURING RESISTANCE 4 9 1 Rotate the probe socket clockwise to spin out the probe from the meter 4 9 2 Insert the black test lead or test clip in the COM jack 4 9 3 Set the transform switch at the range position Auto range or manual range can be transformed by putting the RANGE 4 9 4 Connect the probe tip of tne meter to one side of the tested an circuit an
6. 2 10 Before rotating the transform switch to change the function disconnect the tip of meter and the probe of the test lead or test clip from the circuit under test 1 2 11 Never use the meter under the condition of the explosive air steam or dirt 1 2 12 If any faults or abnormalities are observed the meter can not be used any more and it has to be checked out 1 2 13 Never use the meter unless the rear case is in place and fastened fully 1 2 14 Please do not store or use meter in areas exposed to direct sunlight high temperature humidity or condensation 1 3 SYMBOLS A Important safety information refer to the operating manual E Double insulation Protection class CAT Overvoltage Installation category Ill Pollution Degree 2 per IEC1010 1 refers to the level of Impulse Withstand Voltage protection provided C Conforms to european union directive Earth ground ng current Jrrent gt Diode h Continuity buzzer M H The maximum value is being held D H This indicates that the display data is being held AUTO Auto range Es The battery is not sufficient for proper operation 1 4 MAINTENANCE 1 4 1 Please do not attempt to adjust or repair the meter by removing the rear case while voltage is being www HisTest com applied A technician who fully understands danger involved should only carry out such actions 1 4 2 Before opening the battery cover or case of the meter always disconnect the tip of meter an
7. SinoMeter MS8211 User s Manual A WARNING BE EXTREMELY CAREFUL IN THE USE OF THIS METER Improper use of this device can result in electric shock or destroy of the meter Follow all safeguards suggested in this manual and the normal safety precautions used in working with electrical circuits Do not service this device if you are not qualified to do so To ensure safe operation and in order to exploit to the full the functionality of the meter please follow the directions in this section carefully This meter has been designed according to IEC 1010 concerning electronic measuring instruments with an overvoltage category CAT III 600V and pollution 2 Follow all safety and operating instructions to ensure that the meter is used safely and is kept in good operating condition With proper use and care the digital meter will give you years of satisfactory service 1 1 PRELIMINARY 1 1 1 When using the meter the user must observe all normal safety rules concerning Protection against the dangers of electrical current Protection of the meter against misuse 1 1 2 When the meter is delivered check that it has not been damaged in transit 1 1 3 When poor condition under harsh preservation or shipping conditions caused inspect and confirm this meter without delay 1 1 4 Before using to check for voltage always test the meter on a known live circuit to verify that the detect function of the meter is working properly 1 1 5 Test l
8. d probe tip of the test lead or test clip to the other side 4 9 5 You can get reading from LCD display A WARNING Risk of Electrocution When measuring in circuit resistance be sure the circuit under test has all power removed and that all capacitors have been discharged fully NOTE At the manual range mode when only the figure OL is displayed it indicates overrange situation and the higher range has to be selected For measuring resistance above 1MOQ the meter may take a few seconds to get stable reading When the input is not connected i e at open circuit the figure OL will be displayed for the overrange condition www HisTest com 4 10 TESTING DIODE 4 10 1 Rotate the probe socket clockwise to spin out the probe from the meter 4 10 2 Insert the black test lead or test clip in the COM jack 4 10 3 Set the transform switch at the range position 4 10 4 put down the FUNC transformed at Pt test 4 10 5 Connect the probe tip of the meter to the anode of the diode NOTE The meter will show the approximate forward voltage drop of the diode If the meter and the lead connection is reversed only figure OL will be displayed When the input is not connected i e at open circuit the figure OL will be displayed 4 11 CONTINUITY TEST A WARNING Risk of Electrocution When testing the circuit continuity be sure that the power of the circuit has been shut down and
9. d the probe of the test lead or test clip from all tested circuits 1 4 3 To avoid the wrong reading causing electricity attack when the meter displays E l you must change the battery 1 4 4 Do not use abrasives or solvents on the meter use a damp cloth and mild detergent only 1 4 5 Always set the transform switch to the OFF position when the meter is not in use 1 4 6 If the meter is to be stored for a long period of time the batteries should be removed to prevent damage to the unit 2 DESCRIPTION This meter is a portable professional measuring instrument with handsome LCD easily reading Single operation of a transform switch makes measurement convenient Overload protection and low battery indication are provided this meter is ideal for use in the fields workshop school hobby and home applications Non contact detecting is convenient to test the socket or the lead whether is with power or not This meter has function of auto range and manual range This meter has function of auto power off This meter is with the functions of data hold and maximum value measure and hold When using it can show ranges engineering unit enunciators measuring results 2 1 NAMES OF COMPONENTS 1 Probe 2 Rotatable Probe Socket 3 LED Indicator 4 Protection Ring 5 Transform Switch 6 Sensitivity Adjust Knob 7 FUNC Button 8 RANGE Button 9 MAX H Button 0 DATA H Button d Panel 2 LCD Display
10. ead or test clip must be in good condition Before using verify that the insulation on test lead or test clip is not damaged and or the leads wire is not exposed 1 1 6 Full compliance with safety standards can be guaranteed only if used with test leads supplied If necessary they must be replaced with the same model or same electric ratings www HisTest com 1 2 DURING USE 1 2 1 Before using you must select the right function and range 1 2 2 Never exceed the protection limit values indicated in specifications for each range of measurement 1 2 3 When the meter is linked to a measurement circuit do not touch the probe tip of the meter and test lead or test clip 1 2 4 At the manual range when the value scale to be measured is unknown beforehand select the highest range 1 2 5 Do not measure voltage if the voltage on the terminals exceeds 600V above earth ground 1 2 6 Always be careful when working voltages above 60V DC or 30V AC rms keep fingers behind the probe barrier while measuring 1 2 7 Never connect the meter leads across a voltage source while the transform switch is in the resistance diode or continuity mode Doing so can damage the meter 1 2 8 Never perform resistance diode and continuity measurements on live circuits 1 2 9 ACV detecting is without contact the probe should be revolved in the meter completely when use and do not contact the COM jack which at the back of the meter with the test lead or test clip 1
11. its Open Circuit Voltage 0 25V Overload Protection 250V DC or rms AC 3 2 4 Continuity www HisTest com Range Function en Built in buzzer will sound if resistance is lower than 50 Open circuit voltage approx 0 5V Overload Protection 250V DC or rms AC 3 2 5 Diode www HisTest com gt 0 001V Display read approximate forward voltage of diode Forward DC Current approx 1mA Reversed DC Voltage approx 1 5V Overload Protection 250V DC or rms AC 3 2 6 AC Voltage Detect Range TEST Sensitivity Voltage sensitivity gt 50V adjust continuously Frequency 50Hz Distance lt 150mm change along with the sensitivity Non contact detecting 4 OPERATING INSTRUCTION 4 1 DATA HOLD If you need data hold when measuring you can put on DATA H button it will hold the reading if you put the button again data hold is not continue 4 2 MAXIMUM VALUE MEASURING AND HOLD At the range of voltage you can put on MAX H button it will hold the maximum value if you put the button again the maximum value will not be held 4 3 FUNCTION TRANSFORM Put down the FUNC when measuring the voltage Meter will be transformed between DC and AC range Put FUNC when measuring the resistance diode and continuity meter will transform among them 4 4 RANGE TRANSFORM The auto range is used when measuring the voltage and
12. showing showing of function and electrical capacity 3 1 10 Low Battery Indication displayed 3 1 11 Auto power off time 15 min 3 1 12 Power Supply 1 5Vx2 AAA battery 3 1 13 Operating Temperature 0 C to 40 C 32 F to 104 F 3 1 14 Storage Temperature 10 C to 50 C 10 F to 122 F gt 3 1 15 Dimension 208x38x29 mm 3 1 16 Weight approx 110g including battery 3 2 ELECTRICAL SPECIFICATIONS Circumstance Temperature 23 5 C Relative Humidity lt 75 3 2 1 DC Voltage Range Resolution Accuracy 200mV 0 1mV 2V 0 001V 20V 0 01V 0 7 of rdg 2 digits 200V 0 1V 600V 1V Input Impedance 10MQ Overload Protection 200mV range 250V DC or AC rms 2V 600V ranges DC 600V or AC 600V rms Max Input Voltage 600V DC 3 2 2 AC Voltage Range Resolution Accuracy 200mV 0 1mV 2V 0 001V 0 8 of rdg 3 digits 20V 0 01V 200V 0 1V 600V 1V 1 0 of rdg 3 digits Input Impedance 10MO Overload Protection 200mV range 250V DC or AC rms 2V 600V ranges DC 600V or AC 600V rms Frequency Range 40 to 400Hz Response Average calibrated in rms of sine wave Max Input Voltage 600V rms AC 3 2 3 Resistance Range Resolution Accuracy 2000 0 10 1 0 of rdg 3 digits 2kQ 0 001kQ 20kQ 0 01kQ 1 0 of rdg 1 digit 200kQ 0 1kQ 2MQ 0 001MQ 20MQ 0 01MQ 1 0 of rdg 5 dig
13. with safety standards can be guaranteed only if used with test lead supplied If necessary they must be replaced with the same model or same electric ratings Electric ratings of the test leads 600V 10A You must be replaced the test lead if the lead is exposed 6 ACCESSORIES a Test Lead Electric Ratings 600V 10A one piece www HisTest com 2 Test Clip Electric Ratings 600V 10A one piece 3 Battery 1 5V AAA two pieces 4 Instruction Manual one piece
14. y attention to avoid getting an electric shock when measuring high voltage 4 7 1 Rotate the probe s it the probe from the meter 4 7 2 Insert the black tes 3M jack 4 7 3 Set the transform range position 4 7 4 Press the FUNC Button to transform to DC measurement Auto range and manual ran ge can be transformed by pressing the RANGE button 4 7 5 Connect the probe tip of the meter and probe tip of the test lead or test clip across the power source or be loaded on the two sides under measurement 4 7 6 You can get a reading from LCD display The polarity of the tested terminal which the tip of the meter connection will be indicated NOTE At the little voltage range the meter will show unsteady reading when test leads haven t reach the circuit its normal because the meter is very sensitivity When meter touch the circuit you can get the true reading At the manual range mode when only the figure OL is displayed it indicates overrange situation and the higher range has to be selected At the manual range mode when the value scale to be measured is unknown beforehand select the range to the highest position and set down gradually 4 8 MEASURING AC VOLTAGE 4 8 1 Rotate the probe s it the probe from the meter 4 8 2 Insert the black tes 3M jack 4 8 3 Set the transform AT V range position 4 8 4 Auto range and manual range can be transformed by putting the RANGE 4 8 5 Connect the probe
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