Model UT209 OPERATING MANUAL
Model UT209: OPERATING MANUAL Table of Contents Title Page Overview Unpacking Inspection Safety Information Rules For Safe Operation International Electrical Symbols The Meter Structure Functional Buttons The Effectiveness of Functional Buttons Display Symbols Measurement Operation A. DC/AC Voltage Measurement B. Measuring Resistance C. Testing Diodes D. Testing for Continuity E. Frequency Measurement F.
Model UT209: OPERATING MANUAL Title Page G. AC Current Measurement Sleep Mode Specifications A. General Specifications B. Environmental Requirements Accuracy Specifications A. DC Voltage B. AC Voltage C. Resistance D. Diode Test E. Continuity Test F. Frequency G. DC Current H. AC Current Maintenance A. General Service B.
Model UT209: OPERATING MANUAL Overview This Operating Manual covers information on safety and cautions. Please read the relevant information carefully and observe all the Warnings and Notes strictly. Warning To avoid electric shock or personal injury, read the “Safety Information” and “Rules for Safe Operation” carefully before using the Meter.
Model UT209: OPERATING MANUAL Unpacking Inspection Open the package case and take out the Meter. Check the following items carefully to see any missing or damaged part: Item Description Qty 1 2 3 4 English Operating Manual Test Lead Tool Box 9V Battery (NEDA1604A or 6LF22) 1 piece 1 pair 1 piece 1 piece In the event you find any missing or damage, please contact your dealer immediately.
Model UT209: OPERATING MANUAL Safety Information This Meter complies with the standards IEC61010: in pollution degree 2, overvoltage category (CAT. II 600V, CAT. III 300V) and double insulation. CAT. II: Local level, appliance, PORTABLE EQUIPMENT etc., with smaller transient overvoltages than CAT. III. CAT. III: Distribution level, fixed installation, with smaller transient overvoltages than CAT.
Model UT209: OPERATING MANUAL Rules For Safe Operation Warning To avoid possible electric shock or personal injury, and to avoid possible damage to the Meter or to the equipment under test, adhere to the following rules: Before using the Meter inspect the case. Do not use the Meter if it is damaged or the case (or part of the case) is removed. Look for cracks or missing plastic. Pay attention to the insulation around the connectors. Inspect the test leads for damaged insulation or exposed metal.
Model UT209: OPERATING MANUAL changeover of range shall be made during measurement is conducted to prevent damage of the Meter. Do not carry out the measurement when the Meter’s back case and battery compartment are not closed to avoid electric shock. Do not input higher than 600V between the two Meter’s input terminal to avoid electric shock and damages to the Meter.
Model UT209: OPERATING MANUAL When servicing the Meter, use only the same model number or identical electrical specifications replacement parts. The internal circuit of the Meter shall not be altered at will to avoid damage of the Meter and any accident. Soft cloth and mild detergent should be used to clean the surface of the Meter when servicing. No abrasive and solvent should be used to prevent the surface of the Meter from corrosion, damage and accident. The Meter is suitable for indoor use.
Model UT209: OPERATING MANUAL International Electrical Symbols AC (Alternating Current) DC (Direct Current) AC or DC Grounding Double Insulated Warning.
Model UT209: OPERATING MANUAL The Meter Structure (see figure 1) 1. Hand Guards: to protect user’s hand from touching the dangerous area. 2. Trigger: press the lever to open the transformer jaws. When the pressure on the lever is released, the jaws will close. 3. Functional Buttons 4. Input Terminals 5. LCD Display 6. Rotary Switch 7. Transformer Jaw: designed to pick up the AC and DC current flowing through the conductor. It could transfer current to voltage.
Model UT209: OPERATING MANUAL Functional Buttons Below table indicated for information about the functional button operations. Button Operation Performed SELECT Press SELECT button to select the alternate functions including V , and PMAX/PMIN Press and hold for 2 seconds to enter that function internal calibration. Press the button once to start recording of maximum peak value. Press the button again to start recording of minimum peak value. Press and hold for one second to exit PMAX/PMIN mode.
Model UT209: OPERATING MANUAL Button HOLD Hz ZERO Operation Performed Turn the rotary switch or press SELECT button can also exit Hold mode. Press HOLD button for 2 seconds when turning on the Meter to display full icon. When the Meter is at V , A and A , press the button to measure frequency. But the frequency readings obtained from these ranges are only for reference, Press ZERO to display the present value as stored value and display zero.
Model UT209: OPERATING MANUAL The Effectiveness of Functional Buttons Not every functional buttons can be used on every rotary switch positions.
Model UT209: OPERATING MANUAL Display Symbols (see figure 2) Figure 2 14
Model UT209: OPERATING MANUAL Number 1 2 3 4 5 6 7 8 9 10 11 Symbol Hz, kHz, MHz , k , M PMAX PMIN ZERO H AUTO RMS AC DC Meaning Hz: Hertz. The unit of frequency. KHz: Kilohertz. 1 x 103 or 1000 hertz. MHz: Meghertz. 1 x 106 or1,000,000 hertz. : Ohm. The unit of resistance. k :Kilohm. 1×103 or 1000 ohms M :Megohm.
Model UT209: OPERATING MANUAL Number Symbol 12 13 14 15 16 17 18 19 A mV, V Meaning The battery is low. Warning: To avoid false readings, which could lead to possible electric shock or personal injury, replace the battery as soon as the battery indicator appears. Sleep mode is on Analogue bar graph ruler Analogue Bar Graph Test of diode The continuity buzzer is on Amperes (amps). The unit of current. Volts. The unit of voltage. mV: Millivolt. 1×10-3 or 0.
Model UT209: OPERATING MANUAL Measurement Operation A.DC/AC Voltage Measurement (see figure 3) Warning To avoid harms to you or damages to the Meter from eletric shock, do not attempt to measure voltages higher than 600V AC/DC, although readings may be obtained.
Model UT209: OPERATING MANUAL To measure DC/AC voltages, connect the Meter as follows: 1. Insert the red test lead into the V Hz terminal and black test lead into the COM terminal. 2. Set the rotary switch to V . DC mesaurement mode and auto ranging is a default. Press SELECT to switch to AC measurement mode. 3. Press Hz button to measure frequency , but the frequency readings obtained from this range is only for reference. 4. Connect the test leads across with the object being measured.
Model UT209: OPERATING MANUAL B.Measuring Resistance (see figure 4) Warning To avoid damages to the Meter or to the devices under test, disconnect circuit power and discharge all the high-voltage capacitors before measuring resistance. The resistance ranges are: 400 , 4k , 40k , 400k and 40M To measure resistance, connect the Meter as follows: 1. Insert the red test lead into the V Hz terminal and black test lead into the COM terminal. 2.
Model UT209: OPERATING MANUAL 3. Connect the test leads across with the object being measured. The measured value shows on the display. Note To obtain a more precise reading, you could remove the objects being tested from the circuit when measuring. When resistance measurement has been completed, disconnect the connection between the testing leads and the circuit under test and remove testing leads from the input terminals.
Model UT209: OPERATING MANUAL C. Testing Diodes (see figure 5) Warning To avoid damages to the Meter or to the devices under test, disconnect circuit power and discharge all the high-voltage capacitors before testing diodes. Use the diode test to check diodes, transistors, and other semiconductor devices. The diode test sends a current through the semicondutor junction, then measure the voltage drop across the junction. A good silicon junction drops between 0.5V and 0.8V.
Model UT209: OPERATING MANUAL To test the diode out of a circuit, connect the Meter as follows: 1. Insert the red test lead into the V Hz terminal and black test lead into the COM terminal. 2. Set the rotary switch to Press SELECT to switch to measurement mode. 3. For forward voltage drop readings on any semiconductor component, place the red test lead on the component’s anode and place the black test lead on the component’s cathode.
Model UT209: OPERATING MANUAL D. Testing for Continuity (see figure 6) Warning To avoid damages to the Meter or to the devices under test, disconnect circuit power and discharge all the high-voltage capacitors before measuring continuity. To test for continuity, connect the Meter as follows: 1. Insert the red test lead into the V Hz terminal and the black test lead into the COM terminal. 2. Set the rotary switch to and press SELECT button to select measurement mode. 3.
Model UT209: OPERATING MANUAL a circuit under test is higher than 100 Note When continuity testing has been completed, disconnect the connection between the testing leads and the circuit under test and remove testing leads from the input terminals.
Model UT209: OPERATING MANUAL E. Frequency Measurement (see figure 7) Warning To avoid harms to you or damages to the Meter from eletric shock, do not attempt to measure voltages higher than 600V AC/DC, although readings may be obtained. The frequency ranges are: 4kHz, 40kHz, 400kHz, 4MHz and 40MHz. To measure frequency, connect the Meter as follows 1. Insert the red test lead into the V Hz terminal and the black test lead into the COM terminal. 2. Set the rotary switch to Hz. 3.
Model UT209: OPERATING MANUAL Note The maximum amplitude must not exceed 30Vrms. When frequency measurement has been completed, disconnect the connection between the testing leads and the circuit under test, and remove the testing leads away from the input terminals of the Meter.
Model UT209: OPERATING MANUAL F. DC Current Measurement (see figure 8) Warning The operating temperature must be 0 when measuring current. ~40 The measurement ranges of current are: 40A 1000A . and To measure current, do the following: 1. Set the rotary switch to 40A or 1000A . 2. When the Meter is at 400A range, the LCD displays 00.00. Press ZERO for zeroing if it does not display zero. It allows 10 bouncing digits after zeroing. 3.
Model UT209: OPERATING MANUAL not display zero. When the testing current is greater than 400A , it is not necessary to zero. 4. Hold the Meter tight, don’t release. The Hall components are very senstive not only to the magnet but also to heat and machines reaction force. Any shock will cause the changing in reading in the short time. 5. Press the lever to open the transformer jaw. 6.
Model UT209: OPERATING MANUAL 5. Power on the tested conductor current, read out the reading after the Meter is stable. 6. This DC currrent measurment result is more accurate. Note The Meter adopts relative value zeroing. Press ZERO to display the present value as stored value and display zero. After that, all the measurement result displayed will automatically subtract the stored value. Press ZERO again to display the stored value. Press and hold ZERO to exit and back to normal operation.
Model UT209: OPERATING MANUAL G. AC Current Measurement (see figure 9) Warning The operating temperature must be 0 when measuring current. ~40 The measurement ranges of current are: 40A 1000A . and 1. Set the rotary switch to 40A or 1000A . 2. Hold the Meter tight, don’t release. The Hall components are very senstive not only to the magnet but also to heat and machines reaction force. Any shock will cause the changing in reading in the short time. 3. Press the lever to open the transformer jaw. 4.
Model UT209: OPERATING MANUAL the transformer jaw, otherwise it will casue deviation. The Meter can only measure one conductor at a time, to meausre more than one condutor at a time will cause deviation. 5. When the measuring current >1A, press Hz button to toggle between AC current and frequency measurement mode. But the frequency readings obtained from this range is only for reference.
Model UT209: OPERATING MANUAL Sleep Mode To preserve battery life, the Meter automatically turns off if you do not turn the rotary switch or press any button for around 30 minutes. The Meter beeps 3 times in one minute before entering Sleep Mode and one long beep just before entering Sleep Mode.
Model UT209: OPERATING MANUAL Specifications A.General Specifications: l l l l l l l l l l l l Maximum Voltage between any Terminals and grounding: Refer to different range input protection voltage. Display: 3 3/4 digits LCD display, Maximum display 4000. Polarity: Auto Overloading: Display OL or –OL. Battery Deficiency: Display . Sampling: 3 times per second.
Model UT209: OPERATING MANUAL l Battery Life: typically 150 hours (alkaline battery) l Dimensions: 285.3mm x 105mm x 44.5mm l Weight: Approximate 533g (battery included) B. Environmental Requirements l The Meter is suitable for indoor use. l Altitude: Operating: 2000m Storage: 10000m l Safety/ Compliances: IEC 61010 CAT.II 600V, CAT.III 300V over voltage and double insulation standard, pollution degree 2. l Temperature and humidity: Operating: 0 ~30 ( 80%R.H) 30 ~40 ( 75%R.H) 40 ~50 ( 45%R.
Model UT209: OPERATING MANUAL Accurate Specifications Accuracy: (a% reading + b digits), guarantee for 1 year. Operating temperature: 23 5 Relative humidity: 85%R.H Temperature coefficient: 0.1×(specified accuracy)/1 A. DC Voltage Range 400mV 4V 40V 400V 600V Resolution 0.1mV 0.001V 0.01V 0.1V 1V Accuracy (0.8%+3) (0.
Model UT209: OPERATING MANUAL B. AC Voltage Range 400mV 4V 40V 400V 600V Resolution 0.1mV 0.001V 0.01V 0.1V 1V Accuracy (1.2%+20) (1.2%+5) Overload protection 600V DC/AC (1.5%+5) Remarks: Input Impedance: 10MΩ Frequency Response: 400mV range: 50~100Hz Other ranges: 40Hz~400Hz Change to AC: Couple AC and True RMS response method. Input sine wave to adjust.
Model UT209: OPERATING MANUAL Peak factor: 1.4~2.0, add 1.0% on the stated accuracy Peak factor: 2.0~2.5, add 2.5% on the stated accuracy Peak factor: 2.5~3.0, add 4.0% on the stated accuracy. C. Resistance Range 400Ω 4kΩ 40kΩ 400kΩ 4MΩ 40MΩ Resolution 0.1Ω 1Ω 10Ω 100Ω 1kΩ 10kΩ Accuracy (1.2%+2) (1%+2) (1.2%+2) (1.
Model UT209: OPERATING MANUAL D. Diode Test Range Resolution 1mV Accuracy 0.5V~0.8V (Open circuit voltage approx. 3.0V) Overload protection 250VAC E. Continuity Test Range Resolution 0.1 Accuracy Overload protection l The buzzer sounds if the resistance of a circuit under test is less than 30Ω. l The buzzer may or may not sound if the resistance of a circuit under test is between 30Ω to 100Ω.
Model UT209: OPERATING MANUAL F. Frequency Range 4kHz 40kHz 400kHz 4MHz 40MHz Resolution 0.001kHz 0.01kHz 0.1kHz 0.001MHz 0.01MHz Accuracy (0.
Model UT209: OPERATING MANUAL G. DC Current Range 40A 1000A Resolution 0.01A 1A Accuracy (2%+40) (2%+8) Overload protection 250VAC H. AC Current Range 40A 1000A Resolution 0.
Model UT209: OPERATING MANUAL MAINTENANCE This section provides basic maintenance information including battery replacement instruction. Warning Do not attempt to repair or service your Meter unless you are qualified to do so and have the relevant calibration, performance test, and service information. To avoid electrical shock or damage to the Meter, do not get water inside the case. A. General Service Periodically wipe the case with a damp cloth and mild detergent. Do not use abrasives or solvents.
Model UT209: OPERATING MANUAL inflammable and strong magnetic field. B. Replacing the Battery (see figure 10) Warning To avoid false readings, which could lead to possible electric shock or personal injury, replace the battery as soon as the battery indicator “ ” appears. Make sure the transformer jaw and the tets leads are disconected from the circuit being tested before opening the case bottom.
Model UT209: OPERATING MANUAL To replace the battery:. 1. Turn the Meter off and remove all the connections from the input terminals 2. Turn the Meter’s front case down. 3. Remove the screw from the battery compartment, and separate the battery compartment from the case bottom. 4. Take out the old battery and replace with a new 9V battery (6LF22, 1604A). 5. Rejoin the case bottom and the battery compartment, and reinstall the screw.
Model UT209: OPERATING MANUAL * END * This operating manual is subject to change without notice.
Model UT209: OPERATING MANUAL Copyright 2007 Uni-Trend Group Limited. All rights reserved. Manufacturer: Uni-Trend Technology (Dongguan) Limited Dong Fang Da Dao Bei Shan Dong Fang Industrial Development District Hu Men Town, Dongguan City Guang Dong Province China Postal Code: 523 925 Headquarters: Uni-Trend Group Limited Rm901, 9/F, Nanyang Plaza 57 Hung To Road Kwun Tong Kowloon, Hong Kong Tel: (852) 2950 9168 Fax: (852) 2950 9303 Email: info@uni-trend.com http://www.uni-trend.
