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Summary of Contents for Meterman PM51
- Page 1 PM51 Pocket Multimeter Users Manual • Mode d’emploi • Bedienungshandbuch • Manual d’Uso • Manual de uso PN 2153024 August 2004 2004 Meterman Test Tools. All rights reserved. Printed in Taiwan...
- Page 2 LCD display Rotary switch to select functions and to turn the power on or off SELECT-button to select alternate functions. Permanently attached red test lead for positive (+) polarity and black test lead for ground reference (-) HOLD button to freeze the display for later viewing.
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Page 3: Table Of Contents
PM51 Pocket Meter Contents Introduction ....................2 Safety Information...................2 Symbols Used in this Manual................3 Making Measurements ..................3 Selecting Functions ..................4 V dc and V ac Functions ................4 Resistance, Continuity, Diode, and Capacitance Functions ......4 Frequency Function ..................5 Additional Features..................6 Product Maintenance..................6 Maintenance....................6... -
Page 4: Introduction
The digital display is oversized with large digits and icons in the display. In spite of its small size, the PM51 is full safety rated to CAT III 300 V, CAT II 600 V, and is UL listed. No other meter offers this size with such performance and high safety ratings. -
Page 5: Symbols Used In This Manual
Symbols Used in this Manual Battery Refer to the manual Double insulated Dangerous Voltage Direct Current Earth Ground Alternating Current Audible tone > Underwriter Laboratories, Complies with EU directives Inc. Making Measurements All measurements described in this manual use the red test lead for positive (+) polarity and the black test lead for ground reference (-) unless otherwise specified. -
Page 6: Selecting Functions
Selecting Functions Select measurement as shown in the diagram on the back of the meter. V dc and V ac Functions Rotate the rotary selector to the V position. V dc is the default function. The dc annunciator F appears on the display. Press the SELECT button momentarily to select V ac. -
Page 7: Frequency Function
• A continuous beep tone indicates a complete circuit. 1. Turn off power to the circuit being measured. 2. Discharge any capacitors that may influence the reading. 3. Connect the test probes across the resistance or two measurement nodes. 4. Listen for the tone that indicates continuity (< 120 Ω). •... -
Page 8: Additional Features
Additional Features HOLD and 30 ms MAX HOLD Modes HOLD mode freezes the display for later viewing. Press the HOLD button momentarily to activate or to exit the Hold feature. MAX mode captures voltage signals that have durations as short as 30 ms (milliseconds) within a single range, and has automatic up range capability. -
Page 9: Limited Warranty And Limitation Of Liability
Resellers are not authorized to extend any other warranty on Meterman’s behalf. To obtain service during the warranty period, return the product with proof of purchase to an authorized Meterman Test Tools Service Center or to a Meterman dealer or distributor. See Repair Section for details. THIS WARRANTY IS YOUR ONLY REMEDY. -
Page 10: Repair
Non-warranty repair or replacement charges should be remitted in the form of a check, a money order, credit card with expiration date, or a purchase order made payable to Meterman Test Tools. In-Warranty Repairs and Replacement – All Countries Please read the warranty statement, and check your battery before requesting repair. -
Page 11: Specifications
Specifications General Specifications Display and Update Rate: 3-3/4 digits 4000 counts; Updates 3 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 40 °C Altitude: Operating below 2000 m Storage Temperature: -20 °C ~ 60 °C, <... - Page 12 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 Voltage) as amended by 93/ 68/ EEC (CE Marking). However, electrical noise or intense electromagnetic fields in the vicinity of the equipment may disturb the measurement circuit.
- Page 13 AC Voltage Range Accuracy 50 Hz – 60 Hz ±(2.0%+5 dgt) 4.000 V, 40.00 V, 400.0 V 60 Hz – 500 Hz ±(3.0%+5 dgt) 4.000 V, 40.00 V, 400.0 V 50 Hz – 500 Hz ±(3.5%+5 dgt) 600 V Input Impedance: 10 MΩ, 30 pF nominal CMRR: >...
- Page 14 Ohms Range Accuracy 400.0 Ω ±(1.5%+6 dgt) ±(1.0%+4 dgt) 4.000 KΩ, 40.00 KΩ, 400.0 KΩ ±(1.5%+4 dgt) 4.000 MΩ ±(2.5%+4 dgt) 40.00 MΩ Open Circuit Voltage: 0.4 V dc typical Frequency Range Accuracy 400 Hz, 4 kHz, 40 kHz, 400 kHz, ±(0.5%+4 dgt) and 1 MHz Specified at Input Voltage <...
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