LIMIT 500 Auto Operating Manual
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LIMIT 500 Auto Operating Manual

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5 0 0
Digital Multimeter
A u t o
Operating manual

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Summary of Contents for LIMIT 500 Auto

  • Page 1 5 0 0 Digital Multimeter A u t o Operating manual...
  • Page 2 5 0 0 A u t o Fig 1. Voltage measurement Fig 2. Current measurement DC DC and AC Fig 3. Resistance measurement Fig 4. Dwell test Engine tach/Rotation speed Diode test Continuity test...
  • Page 3 Illustrations Fig 5. Ignition coil test Fig 6. Replaceing the Battery Fig 7. Replace the fuse...
  • Page 4 5 0 0 A u t o DC Voltage Range Resolution Accuracy Overload Protection 200mV 0.1mV 230V AC ±(0,5%+1) 10mV 1000V DC or 750 200V 100mV V AC continuous 1000V ±(0,8%+5) AC Voltage Range Resolution Accuracy Overload Protection 10mV ±(0.8%+5) 1000V DC or 750 200V 100mV...
  • Page 5 Tabels Resistance Range Resolution Accuracy Overload Protection 200Ω 0.1Ω 2kΩ 1Ω 600Vp 20kΩ 10Ω ±(0.8%+5) 200kΩ 100kΩ 2MΩ 1kΩ 20MΩ 10MΩ ±(1.5%+5) Continuity test Range Resolution Accuracy 1Ω 600Vp Dwell test Range Resolution Accuracy Overload Protection 4CYL 6CYL 0.1° ± (3%+5) 600Vp 8CYL Tach (Rotation Speed) test...
  • Page 6 5 0 0 A u t o Language Contents Language page English ....... .5-14 Svenska .

  • Page 7: Table Of Contents

    English Contents Overview General specification Safety information Voltage DC and AC Current Resistance Diodes test Continuity test Dwell test Engine tach/Rotation speed Diagnosis test of fuses, switch, solenoid, relay etc. Battery condition test Battery consumption test Battery charging test Replace battery Replace fuses...

  • Page 8: Overview

    Please read the relevant information carefully and observe all the Warnings and Notes strictly. Limit 500 Auto are 3 1/2 digits multimeter, especially designed for automotive troubleshooting but also for all kind of electrical measur- ing. The display have large digits and also shows correct test leads terminals and rotary switch position, makes this instrument easy to handle for the user.
  • Page 9 English 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 plastics. Pay attention to the insulation around the connectors.

  • Page 10: Voltage Dc And Ac

    5 0 0 A u t o Voltage measurement DC and AC (see fig 1) 1. Insert the red test lead into the VΩ terminal and the black test lead into the COM terminal. 2. Set the rotary switch to an appropriate measurement position in V--range for DC or V~ for AC.

  • Page 11: Diodes Test

    English 3. Set the rotary switch to an appropriate measurement position A range for DC or A~ for AC. When the value is unknown always start from the max range 10 A. 4. Break the current path to be tested. Connect the red test lead to the more positive side of the break and the black test lead to the more negative side of the break.

  • Page 12: Continuity Test

    5 0 0 A u t o A good silicon junction drops between 0.5V and 0.8V. To test a diode out of a circuit, connect as follows: 1. Insert the red test lead into the VΩ terminal and the black test lead into the COM terminal.

  • Page 13: Engine Tach/Rotation Speed

    English Engine tach / Rotation speed (See fig 4) 1. Set the rotary switch to RPMx10 position and correct numbers of cylinders. 2. SInsert the red test lead into the V_RPM terminal and the black test lead into the COM terminal. 3.

  • Page 14: Battery Condition Test

    5 0 0 A u t o 5. Set the rotary switch to 200 kΩ. 6. Connect the red test lead to the secondary outlet and the black test leads to the primary - pole as fig 5. The secondary outlet is generally in range 6 kΩ to 30 kΩ. Refer to various kind of automotives manuals.

  • Page 15: Battery Charging Test

    English Note • Do not start the engine during test, or the instrument will be damaged. Battery charging test For testing if the charging system operates normally. 1. Set the rotary switch to 20 VDC position. 2. Insert the red test lead into the V terminal and the black test lead into the COM terminal.
  • Page 16 5 0 0 A u t o 3. Remove the screw and separate the case bottom from the case top. 4. Replace only fuses with the identical type and specification as follows. 315 mA, 250V, fast type, 5x20mm or 10 A, 250 V, fast type 5x20 mm.

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