Data Sheet PM55A Digital Multimeter The compact precision DMM with AutoTect and VolTect The ultimate shirt-pocket sized connected. Fully autoranging, this meter. Only 3/8 thick and less than meter offers nine different measure- 3 oz in weight with full functional- ment functions plus features that ity offering ac and dc voltage to 600 are usually found in much more V, AC and DC current to 2000 A, expensive and larger meters. The resistance to 6 Megohm, capacitance digital display is oversized with large to 2000 F, frequency to 30 kHz, digits and unit icons in the display. diode test and continuity w/beeper. In spite of its size, this meter is fully It also offers VolTect, a built-in, safety rated to CAT III 300 V, CAT II non-contact voltage detector for AC 600 V and is UL approved. voltages. No other meter this small offers such Another key feature is AutoTect, performance and high safety ratings. which automatically selects between Includes a silicone protective holster, AC voltage, DC voltage or resistance deluxe carrying case, attached test measurement based on the test leads, battery and manual. point to which the leads are No hassle AutoTect feature directs the meter to know if it is measuring AC warranty volts, DC volts or resistance with no user interface The AutoTect feature has lower input impedance which zeros No waiting. out ghost voltages No shipping Measures AC/DC current, capacitance, frequency, continuity with charges. beeper plus includes Voltect, a built-in, non-contact voltage Our commitment to detector high-quality products Large oversize digital display and customer service is demonstrated by Protective silicon holster included, attached test leads, battery, our industry exclusive deluxe carry case and manual No Hassle warranty. One-year, no-hassle warranty In the unlikely event that an Amprobe Test Tool requires warranty service, any of our local dealers are authorized to replace it, on the spot. (note: 500 MSLP limit) 600V 300V Amprobe Test Tools www.Amprobe.comData Sheet PM55A Digital Multimeter 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 Max. 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, < 80 % R.H. (with battery removed) Temperature coefficient Nominal 0.15 x (specified accuracy)/ C (0 C ~ 18 C or 28 C ~ 40 C), or otherwise specified Sensing Average sensing Overload protection 600 V DC and V AC RMS Low battery Below approx. 2.4 V Power supply 3 V standard button battery x 1 (IEC-CR2032 ANSI-NEDA-5004LC) Power consumption (typical) 6 mA for voltage functions on Auto-V W position & 2 mA for other functions Automatic Power Off (APO) timing Idle for 3 minutes APO consumption (typical) 2.2 A Dimension L 113 mm x W 53 mm x H 10.2 mm (4.4 x 2.1 x 0.4 in) Weight Approx. 78 gm (3 oz) Special features AutoTect (Automatic V & W selection) and VolTect (Electric Field Detection) Agency approvals CE, cULus Safety Meets IEC61010-1, UL61010B-1, CAN/CSA-C22.2 No. 1010.1-92, CAT II 600 V and CAT III 300 V, Pollution Degree 2, Class 2 E.M.C. Meets EN61326 Specifications Function Range Accuracy RF field 3 V/m Specified accuracy + 45 d (capacitance not specified) DC Voltage 6.000 V (0.5 %+3 dgt) 60.00 V (1.0 %+5 dgt) 600 V (AutoTect Lo-Z) 2.0 % 600 V (Hi-Z only) 1.5 % + 5 dgt NMRR > 30 dB 50 Hz/60 Hz CMRR > 100 dB DC, 50 Hz/60 Hz Rs=1 k W Input impedance AutoTect Lo-Z V DC: 833 k W (4.2 kW when displaying AUTO), 90 pF nom. V DC AutoTect threshold > +1.2 V DC or < -0.6 V DC nominal (Hi-Z V DC only) AC Voltage (50 Hz - 60 Hz) 6.000 V, 60.00 V, 600 V (1.5 %+5 dgt) CMRR > 60 dB DC to 60 Hz, Rs=1 kW Input impedance AutoTect Lo-Z V AC: 160 k W, 160 pF nominal Hi-Z ACV 5 MW, 90 pF nominal ACV AutoTect threshold > 1.5 V ac (50 Hz/60 Hz) nominal Amprobe Test Tools www.Amprobe.com