DIGITAL MULTIMETER 6 INSTRUCTION MANUAL APPA 97II 28
# WARNING THESE SERVICING INSTRUCTIONS ARE FOR USE BY QUALIFIED PERSONNEL ONLY. TO AVOID ELECTRIC SHOCK, DO NOT PERFORM ANY SERVICING OTHER THAN THAT CONTAINED IN THE OPERATING INSTRUCTIONS UNLESS YOU ARE QUALIFIED TO DO SO.
INTRODUCTION 1-1 Unpacking and Inspection Upon removing your new Digital Multimeter from its packing, you should have the following items: 1. Digital Multimeter. 2. Test lead set (one black, one red). 3. Operators manual. 4. Protective holster. 1-2 Meter Safety Terms as Marked on Equipment. # ATTENTION — Refer to manual. 1 DOUBLE INSULATION — Protection Class Ⅱ. " DANGER — Risk of electric shock.
Symbols in this Manual. # This symbol indicates where cautionary or other information is found in the manual. FUSE Battery 1-2 Front Panel Refer to Figure 1 and to the following numbered steps to familiarize yourself with the meter’s front panel controls And connectors. 1. Digital Display — The digital display has a 3400 counts LCD readout with 70 segments analog bar graph, auto polarity, decimal point, “ “ AC, DC RANGE, HOLD APO and unit annunciators. 2.
7. Range Switch, (Manual Range) — “Range” switch is pressed to select manual ranging and to change ranges. When “Range” switch is pressed “RANGE” annunciator on the LCD appears. Press“RANGE” switch to select appropriate range to be used. Press “RANGE” switch and hold for 2 seconds to return to Autoranging. 8. Blue Switch — Press the switch to measure AC Voltage / Current or DC Voltage/Current in the Voltage / Current mode, or to measure Resistance or continuity or diode in Ω / / mode. 9.
Figure 1 5
SPECIFICATIONS 2-1 General Specifications Display : The Liquid Crystal Display (LCD) with a maximum reading of 3400 and 70 segments bar graph. Polarity Indication : Automatic, positive implied, negative indicated. Overrange Indication : “OL” or “-OL”. Low Battery Indication : “ “ is displayed when the battery voltage drops below operating voltage. Sampling : 2 times/sec for digit. 12 times/sec for analog bargraph. Auto Power Off : Approx 10 minutes. Operating Ambient : 0°C ~ 30°C (≦80%R.
Dimensions (W x H x D) : 88mm x 180mm x 33.5mm , without holster. 94mm x 188mm x 40mm , with holster. Accessories : Protective Holster , batteries (installed), operators manual, test lead set. 2-2 Environmental Conditions Indoor use. Maximum Altitude : 2000 Meter. Installation Category : IEC 1010, 1000V Cat.Ⅱ, 600V Cat.Ⅲ. Pollution Degree : 2.
2-2 Electrical Specifications Accuracy is ±(% reading + number of digits) at 23°C ±5°C at less than 80% R.H. (1) DC Volts Range Resolution 300mV 100µV 3V 1mV 30V 10mV 300V 100mV 1000V 1V Accuracy Over voltage protection ±(0.25% reading + 1digit)* DC 1000V Input Impedance : 10MΩ . (over 1000MΩ in 300mV range). * ±(0.4% reading + 1 digit) in 3V range.
(2) AC Volts Range Resolution Accuracy 3V 1mV ±(1.3% reading + 5 digits)* 30V 10mV 300V 100mV 750V 1V ±(1.3% reading + 5 digits) 40Hz to 1KHz * Frequency Response : 40Hz ~ 500Hz for 3V Range. AC Conversion Type : Average Sensing rms indication. Input Impedance : 10MΩ // less than 100PF.
(3) DC Current Range Resolution Accuracy Voltage Burden 30mA 10µA ±(1.5% reading + 2 digits) 200mV max 300mA 0.1mA ±(1.5% reading + 2 digits) 2V max 10A 10mA ±(2.0% reading + 2 digits) 2V max Overload Protection : 1A (500V) fast blow fuse 10KA breaking capacity @440Vac for mA input. Size = 32mm x 6.3mm 10A (500V) fast blow fuse 10KA breaking capacity @440Vac for A input. Size = 32mm x 6.
(4) AC Current Range Resolution 30mA 10µA Accuracy Voltage Burden 200mV max ±(2.0% reading + 5 digits) * 300mA 0.1mA 10A 10mA 2V max ±(2.5% reading + 5 digits) 2V max * Frequency Response : 40Hz ~ 1KHz. Overload Protection : 1A (500V) fast blow fuse 10KA breaking capacity @440Vac for mA input. Size = 32mm x 6.3mm 10A (500V) fast blow fuse 10KA breaking capacity @440Vac for A input. Size = 32mm x 6.3mm * AC Conversion Type : Average Sensing rms indication.
(5) Resistance Range Resolution Accuracy 300Ω 0.1Ω ±(1.0% reading + 4 digits) 3KΩ 1Ω 30KΩ 10Ω 300KΩ 100Ω 3MΩ 1KΩ ±(1.0% reading + 3 digits) 30MΩ 10KΩ ±(2.0% reading + 5digits) Overload Protection ±(0.7% reading +3 digits) 600V rms Open circuit Voltage : -1.5V approx.
(6) Diode Check and Continuity Range Resolution Accuracy Max. Test Current Max. Open Circuit Voltage 1mV ±(1.5% reading + 5 digits)* 1.5mA 3V * For 0.4V ~ 0.8V. Overload Protection : 600V rms max. Continuity : Built-in buzzer sound when resistance is less than 30Ω approximately.
(7) Frequency / RPM Range Resolution 3.0KHz/30KRPM 1Hz/30RPM 30KHz/300KRPM 10Hz/300RPM 300KHz/3MRPM 100Hz/3KRPM Sensitivity 100mV rms 3MHz/30MRPM 1KHz/30KRPM 30MHz/300MRPM 10KHz/300KRPM Accuracy Overload Protection Frequency : 0.01% ±1 digit 600V rms RPM : 0.01% ±10 digits 250mV rms * Less than 20Hz the sensitivity is 1.5V rms.
(8) Auto Power Off (APO) The APO sign on the LCD panel indicates the meter is working in the Auto Power Off mode. If the meter idles for more than 10 minutes, the meter automatically turns the power off. When this happens, the reading is saved. The meter can be turned back on by pushing any switch or changing the rotary mode. If the meter is repowered like this the LCD displays the saved reading, press the Hold switch to disable the hold state.
OPERATION This instrument has been designed and tested in accordance with IEC Publication 1010, Safety Requirements for Electronic Measuring Apparatus and has been supplied in a safe condition. This instruction manual contains some Information and warnings which have to be followed by the user to ensure safe operation and to retain the instrument in safe condition. 3-1 Preparation and Caution before Measurement 1. Before measurement, warm up for at least 60 seconds. 2.
3-2 Voltage Measurements 1. Connect the red test lead to the “VΩHz” input terminal and the other (black) test lead to the “COM” terminal. 2. Set the rotary function to the V position. 3. Measurement of AC voltage can be performed by pressing the “BLUE” switch. # WARNING TO AVOID ELECTRICAL SHOCK, HAZARD OR DAMAGE TO METER, DO NOT A ATTEMPT TO MEASURE VOLTAGES THAT MIGHT EXCEED 1000V ms. DO NOT APPLY MORE THAN 1000V rms BETWEEN THE COMMON INPUT TERMINAL AND EARTH GROUND.
3-3 Current Measurement 1. Connect the red test lead to “mA” terminal and the other (black) test lead to “COM” terminal, or use the “A” and “COM” terminal in the 10A range. 2. Set function selector rotary switch to “mA” or “A” correspondingly. 3. Measurement of AC current can be performed by pushing the “BLUE” switch. 4. Connect the test leads to the circuit to be measured. 3-4 Resistance Measurement 1. Connect the red test lead to the “VΩHz” terminal and the other (black) test lead to the “COM” terminal.
3-5 Continuity Check by Buzzer 1. Connect the red test lead to the “VΩHz” terminal and the other (black) test lead to the “COM” terminal. 2. Set the rotary function selector to “Ω : ” position. 3. Connect the test leads to the circuit to be measured. The buzzer will sound if the resistance of the circuit measured is lower than 30Ω approximately. 3-6 Diode Check 1. Set the rotary switch at “Ω : ” position. 2. Connect black test lead to “COM” terminal and red lead to “ VΩHz ” input terminal. 3.
3-7 Hz / RPM Measurement 1. Connect the red test lead to the “VΩHz” terminal and the other (black) test lead to the “COM” terminal. 2. Set the rotary function selector to “Hz RPM” position to measure the frequency or RPM. 3. Connect the test leads to the circuit to be measured.
MAINTENANCE # WARNING : TO AVOID ELECTRICAL SHOCK REMOVE TEST LEAD BEFORE OPENING THE COVER. 4-1 General Maintenance 1. Repairs or servicing not covered in this manual should only be performed by qualified personal. 2. Periodically wipe the case with a dry cloth and detergent do not use abrasives or solvents. 4-2 Battery Installation or Replacement The meter is powered by two 1.5V battery. Refer to Figure 2 and use the following procedure to replace the battery: 1.
Screw (i) Battery Cover (ii) Battery Box (iii) 1.
4-3 Fuse Replacement Refer to Figure 3 and the following procedure to examine or replace the meter’s fuse: 1. Perform steps 1 through 3 of the battery replacement procedure. 2. Than remove the two screws from the case bottom and lift the case bottom until it gently unsnaps from the case top. 3. Remove the defective fuse by gently prying one end of the fuse loose and sliding the fuse out of the fuse holder. 4. Install a new fuse of same size and rating. Make sure the new fuse is centered in the fuse holder.
Bottom Case Rapid Fuse 10A (500V), Radid Fuse 16A (500V), 10KA capacity 10KA capacity@@440 440Vac Vac Rapid Fuse Fuse 1A Radid 1A (500V), (500V), 10KA capacity capacity @ 10KA @440 440Vac Vac Top Case Fuse Fusesize sizeisis32mm 32mmx x 6.3mm 6.
HOW TO USE THE PROBE HOLDER Clip one probe on the holder for one handed meter operation. Wrap the leads around the holster to store the test probes.
HOW TO USE THE PROBE HOLDER Swing the stand out for easier meter reading. Swing the upper holder out and hook it over a door.
HOW TO USE THE TILT STAND AND HOLSTER Meter in holster face down. 27 Hang on nail at workbench.
APPA TECHNOLOGY CORP. 9F.119-1 Pao-Zong Rd., Shin-Tien, Taipai, 23115, Taiwan, R.O.C. P.O.Box. 12-24 Shin-Tien, Taiwan. Tel : 886-2-9178820 Fax : 886-2-9170848 E-mail:info @appatech.com http://www.appatech.com Printed In Taiwan Copright 3 2003, APPA Tech., Corp. All rights reserved.
