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CEM LA-1015 User Manual

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CABLE TESTER&DIGITAL MULTIMETER
Cable Identifier&DMM User's Guide
CABLE TESTER
CABLE IDENTIFIER
Vcheck
CABLE TESTER
CABLE IDENTIFIER
OP
ON

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Summary of Contents for CEM LA-1015

  • Page 1 CABLE TESTER&DIGITAL MULTIMETER Cable Identifier&DMM User’s Guide CABLE TESTER CABLE IDENTIFIER Vcheck CABLE TESTER CABLE IDENTIFIER...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS 1.APPLICATIONS GENERAL--------------------------------------3 2.FRONT PANEL DESCRIPTION---------------------------------3 2.1 Transmitter Description---------------------------------------4 2.2 Receiver Description--------------------------------------------4 2.3 Digital Multimeter Description-------------------------------4 3. SPECIFICTIONS&TETHNICAL DATA------------------------4 3.1DMM----------------------------------------------------------- ----4-5 3.2Transmitter----------------------------------------------------------6 3.3 Receiver----------------------------------------------------- ------6 4.MEASURING PROCEDURE-------------------------------------7 4.1 Transmitter&Receiver operation-------- -------------------7 4.2 Beep alarm test-----------------------------------------------.---7 4.3 Voltage check------------------------------ ---------------------8 4.4 Digital Multimeter test--------------------------------------8-12 5.BATTERY REPLACEMENT------------------------------------12...

  • Page 3: Applications General

    Cable Identifier&DMM LA-1015 1.APPLICATIONS GENERAL LA-1015 is a transmitter/receiver device which enbles one person to instantly match up ends of indivdual cores at either end of a multi-core cable .With the remote kit it can tester cables installed far away either on wall plate or patch panel .Digital multimeter function make it...

  • Page 4: Transmitter Description

    3. SPECIFICTIONS&TETHNICAL DATA 3.1 DMM:...
  • Page 5 Function Range Accuracy DC Voltage 200mV, (0.5% rdg + 3d) 2.000V, 20.00V, (1.0% rdg + 3d) 200.0V, 600V (1.0% rdg + 3d) AC Voltage 2.000V, 20.00V (1.0% rdg + 5d) 50-60Hz 200.0V, 600V (1.5% rdg + 10d) 200.0µA, 2000µA DC Current (1.5% rdg + 3d) 20.00mA, 200.0mA (2.0% rdg + 3d)

  • Page 6: Transmitter

    Auto Power Off 15 minutes (approximately) mA, µA ranges; 0.2A/250V fast acting Fuse Fuse 9V battery and two “AAA” batteries Batteries Operating Temperature 32 F to 104 F (0 C to 40 Storage Temperature F to 122 F (-10 C to 50 Weight 308g Size...

  • Page 7: Measuring Procedure

    Cable voltage check 5V to 16V DC 4.MEASURING PROCEDURE 4.1 Transmitter&Receiver operation 1).At one end of the cable, Connect one of the transmitter terminals marked “CH1 to CH16”to each core of the cable under tester.Connect the “COM”reference lead (black alligator) of the transmitter to a core which is the only known one.

  • Page 8: Voltage Check

    4.3 Voltage check: “V check” button to down use receiver of 2Croc clips.Black alligator connect the “COM”reference other red alligator connect the cable port .if Two digit blue LED display is “ UU ” prove cable have voltage .only check is mainly voltage.
  • Page 9 3).For current measurements up to 2000µA DC/AC, set the function switch to the mA position 4).Press the MODE button to indicate “DC” / “AC” on the display. 5).Remove power from the circuit under test, then open up the circuit at the point where you wish to measure current. 6).Touch the black test probe tip to the negative side of the circuit.
  • Page 10 WARNING: To avoid electric shock, disconnect power to the unit under test and discharge all capacitors before taking any resistance measurements. Remove the batteries and unplug the line cords. CONTINUITY CHECK 1).Set the function switch to the position. 2).Insert the black test lead into the negative COM terminal and the red test lead into the positive Ω...
  • Page 11 indicate on the display. under test. Forward voltage will typically indicate 0.400 to 0.700V. Reverse voltage will indicate “OL”. Shorted devices will indicate near 0V and an open device will indicate “OL” in both polarities MAX Hold button To hold the highest reading on the LCD 1).Press the MAX hold button.

  • Page 12: Battery Replacement

    2).Remove the protective rubber holster. 3).Remove the battery cover (two “B” screws) and the battery. 4).Remove the four “A” screws securing the rear cover. 5).Lift the center circuit board straight up from the connectors to gain access to the fuse holders. 6).Gently remove the old fuse and install the new fuse into the holder.
  • Page 13 2).Remove the bottom cover and secure the screw. 3).Replace old battery with fresh two 1.5V AAA or 9V type batery. 4).Replace the bottom cover and secure the screw.

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