Meterman PM55 User Manual

[Page 1] Meterman PM55

PM55 Automatic Precision Pocket Meter Users Manual • Mode d’emploi • Bedienungshandbuch • Manual d’Uso • Manual de uso PN 2153049 August 2004 2004 Meterman Test Tools. All rights reserved. Printed in Taiwan ...

[Page 2] Meterman PM55

SELECT SELECT 4 1 2 3 Press for 2 seconds to turn meter on. A LCD display B Rotary switch to select functions and to turn the power on or off C SELECT-button to select alternate functions and turn the power off and on. D Permanently att...

[Page 3] Meterman PM55

1 PM55 Pocket Meter Contents Introduction....................................................................................................2 Safety Information........................................................................................

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2 Introduction This unique meter has a full complement of features in a package only 3/8 inch thick, weighing less than 3 oz. for the utmost in shirt-pocket portability. The PM55 is fully autoranging and has an oversized, easy-to- read digital di...

[Page 5] Meterman PM55

3 • Exercise extreme caution when: measuring voltage >20 V // current >10 mA // AC power line with inductive loads // AC power line during electrical storms // current, when the fuse blows in a circuit with open circuit voltage > 600 ...

[Page 6] Meterman PM55

4 Making Measurements All measurements described in this manual use the Red test lead for positive (+) polarity and Black test lead for Ground reference (-) unless otherwise specified AutoTect mode is the default function in Auto V.Ω positi...

[Page 7] Meterman PM55

5 AutoTect  Mode This AutoTect feature automatically selects measurement function of V dc, V ac, or resistance based on the input via the test leads. ● With no input, the meter displays Auto when it is ready. ● With no voltage sig...

[Page 8] Meterman PM55

6 Electric Field EF-Detection, VolTect With Auto displayed on the LCD, press the SELECT button momentarily 2 times to select the EF-Detection feature. The meter displays EF when it is ready. Signal strength is indicated as a series of bargraph...

[Page 9] Meterman PM55

7 Note For Maximum sensitivity, hold the meter away from the VolTect  corner. SELECT SELECT ...

[Page 10] Meterman PM55

8 Voltage With Auto on the LCD, press the SELECT button 3 times to select V ac function. The meter displays LoZBV when it is ready.This function is auto-ranging. With Auto on the LCD, press the SELECT button 4 times to select V dc. The meter di...

[Page 11] Meterman PM55

9 Diode Turn the rotary selector to the GR /600 Ω position. Diode test is the default function. The reading shows the approximate voltage drop across the test leads. Normal forward voltage drop (forward biased) for a good silicon diode is betw...

[Page 12] Meterman PM55

10 Troubleshooting If the instrument fails to operate, check battery, leads, and replace battery as necessary. Double-check operating procedure as described earlier in this manual. If the display locks up, press the SELECT button for approximat...

[Page 13] Meterman PM55

11 Limited Warranty and Limitation of Liability Your Meterman product will be free from defects in material and workmanship for 1 year from the date of purchase. This warranty does not cover fuses, disposable batteries or damage from accident, ne...

[Page 14] Meterman PM55

12 In-Warranty Repairs and Replacement – All Countries Please read the warranty statement that follows, and check your battery before requesting repair. During the warranty period any defective test tool can be returned to your Meterman Test To...

[Page 15] Meterman PM55

13 Specifications General Specifications Display and Update Rate: 3-5/6 digits 6000 counts; Updates 5 per second nominal Operating Temperature: 0 °C - 40 °C Relative Humidity: Maximum 80% R.H. up to 31 °C, decreasing linearly to 50% R.H. at...

[Page 16] Meterman PM55

14 E.M.C. Meets EN61326 (1997, 1998/A1), EN61000- 4-2 (1995), and EN61000-4-3 (1996). This product complies with requirements of the following European Community Directives: 89/ 336/ EEC (Electromagnetic Compatibility) and 73/ 23/ EEC (Low Volta...

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15 AC Voltage Range Accuracy 50 Hz – 60 Hz 6.000 V, 60.00 V, 450.0 V, 600 V ±(1.5%+5 dgt) CMRR: > 60 dB @ dc to 60 Hz, Rs=1 kΩ Input Impedance: AutoTect  Lo-Z V ac: 160 kΩ, 160 pF nominal Hi-Z ACV: 5MΩ, 90pF nominal ACV Aut...

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16 Resistance Range 1 Accuracy 2 600.0 Ω ±(2.0%+6 dgt) 6.000 kΩ ±(1.2%+6 dgt) 60.00 KΩ, 600.0 KΩ ±(1.0%+4 dgt) 6.000 MΩ ±(2.0%+4 dgt) Open Circuit Voltage: 0.4VDC typical 1)AutoTect is for 6.000kΩ ~ 6.000MΩ ranges;...

[Page 19] Meterman PM55

17 DC µA Current Range 1 Accuracy Burden Voltage 400.0 µA ±(1.5%+3 dgt) 6 mV/µA 2000 µA ±(1.2%+3 dgt) 6 mV/µA AC µA Current Range 1 Accuracy Burden Voltage 400.0 µA ±(2.0%+3 dgt) 6 mV/µA 2000 µA ±(1.5%+3 dgt) 6 mV/�...

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18 Audible Continuity Tester (600 Ω Range) Open Circuit Voltage: 0.4 V dc typical Audible Threshold: >175 Ω ± 125 Ω ...