Jensen JTM-69A Скачать руководство пользователя | Manualshive

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User’s Guide

True RMS Digital Multimeter

Model JTM-69A

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Содержание JTM-69A

Страница 1: ...User s Guide True RMS Digital Multimeter Model JTM 69A ...

Страница 2: ...to another symbol or terminal indicates the user must refer to the manual for further information This symbol adjacent to a terminal indicates that under normal use hazardous voltages may be present Double insulation Overvoltage Catagory III This meter meets the IEC 610 1 95 standard for OVERVOLTAGE CATEGORY III Cat III meters are protected against overvoltage transients in fixed installation at t...

Страница 3: ... rms or 35VDC These voltages are considered a shock hazard 7 Always discharge capacitors and remove power from the device under test before performing Capacitance Diode Resistance or Continuity tests 8 Remove the battery from the meter if the meter is to be stored for long periods 9 To avoid electric shock do not measure AC current on any circuit whose voltage exceeds 250V AC 10 Voltage checks on ...

Страница 4: ...400V 0 1V 1 2 reading 3 digits AC Voltage 50 60Hz 600V 1V 2 0 reading 4 digits 400μA 0 1μA 4000μA 1μA 40mA 0 01mA 400mA 0 1mA 1 5 reading 3 digits DC Current 10A 0 01A 2 5 reading 5 digits 400μA 0 1μA 4000μA 1μA 40mA 0 01mA 400mA 0 1mA 1 8 reading 5 digits AC Current 50 60Hz 10A 0 01A 3 0 reading 7 digits 400Ω 0 1Ω 1 0 reading 4 digits 4kΩ 0 001kΩ 1 0 reading 2 digits 40kΩ 0 01kΩ 400kΩ 0 1kΩ 4MΩ 0...

Страница 5: ...01kHz 999 9kHz 0 1kHz 1 2 reading 2 digits 9 999MHz 0 001MHz 1 5 reading 4 digits Frequency Sensitivity 0 8V rms min 20 to 80 duty cycle and 100kHz 5Vrms min 20 to 80 duty cycle and 100kHz Function Range Resolution Accuracy Duty Cycle 0 1 to 99 9 0 1 1 2 reading 2 digits Pulse width 100μs 100ms Frequency 5Hz to 150kHz Temp F 4 to 1400 F 1 F Temp C 20 to 760 C 1 C 3 0 reading 3 digits meter only pr...

Страница 6: ...es per second nominal Auto Power Off Meter automatically shuts down after 15 minutes of inactivity Low Battery Indication BAT is displayed if battery voltage drops below operating voltage Battery One 9V battery NEDA 1604 IEC 6F22 Fuses mA μA and Temperature ranges 0 5A 250V fast blow 10A range 10A 250V fast blow Operating Temperature 32 o F to 122 o F 0 o C to 50 o C Storage Temperature 4 o F to 1...

Страница 7: ...battery compartment are on rear of unit Symbols AC Alternating current or voltage DC Direct current or voltage Continuity Diode test mV V millivolt volt voltage Ω KΩ MΩ ohm kilohm megohm resistance µA mA A microamp milliamp Amp current nF uF nanofarad microfarad capacitance Hz kHz hertz kilohertz frequency duty cycle O F O C Degrees Fahrenheit Centigrade temperature AUTO Autorange BAT Low battery ...

Страница 8: ...e 10A scale for V y cycle CAUTION Do not make current measurement longer than 30 seconds every 15 minutes Exceeding 30 seconds may cause damage to the meter and or the test leads 1 Insert the black test lead banana plug into the negative COM jack A position test and read while in the current function will switch and the red test lead banana plug into the a Positive uA mA jack for currents to 400m ...

Страница 9: ...est probes to the circuit or device under test and read the resistance on the display Capacitance Measurements WARNING To avoid electric shock disconnect power to the unit under test and discharge all capacitors before taking any capacitance measurements Cap 1 Insert the black test lead banana plug into the negative COM jack and the red test lead banana plug into the positive CAP jack 2 Turn the r...

Страница 10: ...anana plug into the positive Ω jack 2 Turn the rotary switch to the position 3 Press the MODE button until appears in the display 4 Touch the test probes to the circuit or device under test If the resistance is less than approximately 30Ω the buzzer will sound and the resistance appears on the display Note The meter automatically holds the 400Ω range when continuity is selected Temperature Measure...

Страница 11: ... OL in both polarities Red Black Black Red Probe Probe Probe Probe Forward test Reverse test Manual Ranging The meter turns on in the autoranging mode Press the Range button to go to manual ranging Each press of the range button will step to the next range as indicated by the units and decimal point location Press and hold the Range button for two seconds to return to autoranging Manual ranging do...

Страница 12: ...uminates the display and is used when the ambient light to too low to permit viewing of the displayed readings Press the button for one second to turn the backlight on and press the button a second time to turn the backlight off Auto Off The auto off feature will turn the meter off after 15 minutes of inactivity Range switch or a button has not been turned or pressed A beep will warn the user shor...

Страница 13: ...ly Dropping it can damage the electronic parts or the case 4 Keep the meter clean Wipe the case occasionally with a damp cloth DO NOT use chemicals cleaning solvents or detergents 5 Use only a fresh battery of the recommended size and type Remove the old or weak battery so it does not leak and damage the unit 6 If the meter is to be stored for a long period of time the battery should be removed to...

Страница 14: ...asured 2 Remove the rubber holster if in place 3 Open the battery fuse cover by removing the screws on the rear using a Phillips screwdriver 4 Remove the battery cover 5 Remove the old fuse by gently pulling up on it 6 Install the new fuse by gently pushing it into the holder 7 Always use a fuse of the proper size and value 0 5A 250V fast blow or 10A 250V fast blow 8 Replace the cover and secure w...

Страница 15: ...fication improper maintenance or repair or unauthorized modification Jensen specifically disclaims any implied warranties or merchantability or fitness for a specific purpose and will not be liable for any direct indirect incidental or consequential damages Jensen s total liability is limited to repair or replacement of the product The warranty set forth above is inclusive and no other warranty wh...

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