ATD ATD-5540 - Manuals - manualsarea.com

Page 2 - Safety; DANGER; Do not use the meter if it has been damaged.; Safety Cont ’d; Danger; Never connect more than one set of test leads to the meter.; See also; Fuse Replacement

1 2 Safety DANGER Engines produce carbon monoxide which is odorless, causes slower reaction time, and can lead to serious injury. When the engine is operating, keep service areas WELL VENTILATED or attach the vehicle exhaust system to the shop exhaust removal system. Set the parking brake and block ...

Page 3 - Safety Cont’d; IMPORTANT

3 4 Safety Cont’d … IMPORTANT To maintain accuracy of the meter, replace the discharged battery immediately when the battery symbol appears on the meter display. Avoid measuring error from outside interference: keep the meter away from spark plug or coil wires. Avoid damaging the meter when testing ...

Page 4 - COM; Red lead in; RPM; terminal Touch; Accuracy; WARNING

5 6 Meter Functions-Voltage (DCV) The meter will automatically select the best voltage (V) range. Insert: Black lead in COM terminal. Red lead in V - Ω - RPM terminal Touch the Black probe to ground or to the negative (-) circuit. Touch the Red probe to the circuit coming from the power source IMPOR...

Page 6 - Meter Functions – Audible Continuity ( ); Audible Continuity

9 10 Meter Functions – Audible Continuity ( ) IMPORTANT: Turn the power OFF on the test circuit Select the Audible Continuity ( ) range with the rotary switch. Insert: Black lead in COM terminal. Red lead in V - Ω - RPM terminal. Connect one test probe to each end of the circuit to be tested. Circui...

Page 7 - Position the inductive pick-up as

11 12 Meter Functions-RPM/x10RPM Select the RPM range with the rotary switch. or Select the x 10RPM range with the rotary switch (1,000 to 12,000 RPM). Multiply the displayed reading times by ten to get actual RPM. Insert the inductive pickup connecting terminal into the meter. Ground lead in COM te...

Page 8 - Meter Functions-Dwell

13 14 Meter Functions-Dwell Select the proper Dwell range with the rotary switch. Insert: · Black lead in COM terminal. · Red lead in V - Ω - RPM terminal. Connect the Black test probe to ground. Connect the Red test probe to the wire that connects to the breaker points(see illustration). Meter Func...

Page 9 - Maintenance; Fuse and Battery Replacement; Trouble Shooting; General Specifications; GENERAL SPECIFICATIONS

15 16 Maintenance Fuse and Battery Replacement WARNING: Avoid electrical shock: remove test leads before opening case. Do not operate the meter or rotate the meter switch when the case is open. 1. To replace a battery or fuse, loosen the three screws in the case back and remove the case by lifting u...

Page 10 - 00 hours typical with alkaline battery.; Electrical Specifications; ELECTRICAL SPECIFICATIONS*; Accuracy is given as; DWELL ANGLE; Overload protection: 500VDC or RMS AC; DC CURRENT

17 18 at<70% R.H. Storage Environment : -20 ℃ to 60 ℃ (-4 0 F to140 0 F ) at<80%R.H Temperature Coefficient : 0.2 × (specified accuracy ) / ℃ ( < 18 ℃ or > 28 ℃ ). Power : Single standard 9 Volt battery (NEDA 1604 or lEC6F22). Battery Life : 200 hours typical with alkaline battery. Fuse ...

Page 11 - RESISTANCE; ranges; FREQUENCY; Sec; DIODE TEST; Audible threshold : Less than 50; Warranty Information

19 20 Input protection:10A/250V fast acting ceramic fuse on 10A input RESISTANCE Ranges : 200 Ω , 2K Ω , 20K Ω , 2M Ω , 20M Ω Resolution : 100m Accuracy : ± (0.8%rdg+3dgts) on 200 Ω ± (0.8%rdg+2dgts) on 2K Ω to 2M Ω ranges ± (1.5%rdg+5dgts) on 20M Ω ranges Overload protection:250VDC or RMS AC FREQUE...