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Summary of Contents for Amprobe 33XR-A
- Page 1 33XR-A Professional Digital Multimeter Users Manual 99 Washington Street Melrose, MA 02176 Fax 781-665-0780 TestEquipmentDepot.com...
- Page 2 33XR-A MADE IN TAIWAN PATENTS PENDING www.amprobe.com 33XR-A...
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Page 3: Table Of Contents
33XR-A Digital Multimeter Contents XWSafety Information..................2 Introduction .....................3 Making Measurements..................3 Verify Instrument Operation...............3 Correcting an Overload (o) Indication ............3 Measuring DC Voltage ........See Figure ....3 Measuring AC Voltage........See Figure ....3 Preparing for Current Measurements............3 Measuring DC Current ........See Figure ....4 Measuring AC Current........See Figure... -
Page 4: Xwsafety Information
• The 33XR-A Digital Multimeter is UL, cUL, and EN61010-1 certified for Installation Category III – 600V and Category II – 1000V. It is recommended for use with local level power distribution, appliances, portable equipment, etc, where only smaller transient overvoltages may occur, and not for primary supply lines, overhead lines and cable systems. -
Page 5: Introduction
Introduction The 33XR-A is a manual ranging handheld digital multimeter for measuring or testing the following: • DC and AC voltage • Temperature • DC and AC current • Capacitance • Resistance • Diodes • Frequency • Continuity Additional features include the following modes: MIN MAX, HOLD, REL (relative), and Peak±... -
Page 6: Measuring Dc Current
Measuring DC Current See Figure 1. Set the Range Switch to an appropriate A range. Select the highest range and work down if the current level is unknown. 2. Connect the Test Leads: Red to mA or 10 A, Black to COM 3. -
Page 7: Measuring Capacitance
Measuring Capacitance See Figure 1. Set the Range Switch to P. 2. Connect the Test Leads: Red to COM, Black to mA 3. Turn off power to the circuit being measured. 4. Discharge the capacitor using a 100 kΩ resistor. 5. -
Page 8: Peak Hold Measurements
Peak Hold Measurements Note: The PEAK function must be calibrated to meet the specifications. Peak Hold records and stores the positive and negative peak values that occur while measuring an ac signal. To calibrate the Peak Hold function press the PEAK button for more than 2 seconds. -
Page 9: Product Maintenance
To replace the mA fuse, pry it from its clips using a small screwdriver. A spare mA fuse is located between the battery and the mA fuse. mA Fuse: Fast Blow .315 A/1000 V minimum interrupt rating 30 kA (6.3 x 32 mm) (Amprobe FP300) ®... -
Page 10: Warranty
400 mV Range:1000 V dc / 750 V ac rms Approximately 400 g including battery. (15 seconds) Other Ranges: 1000 V dc / Box Contents: 750 V ac rms The 33XR-A includes the following items: Test leads w/ alligator clips 1 set Holster Magnet Strap Temperature Adapter... - Page 11 AC VOLTS (45 Hz – 500 Hz) RESISTANCE Ranges: 400 Ω, 40 kΩ, 4 MΩ Ranges: 400 mV, 4 V, 40 V, 400 V, 750 V Resolution: 100 mΩ Resolution: 100 µV Accuracy: ±(1.0 % of reading + 4 digits) on 400 Ω, 40 kΩ...
- Page 12 PEAK ±: Displays the peak+ or peak- value CONTINUITY Audible indication: Less than 35 Ω in an AC voltage or AC current measurement. Response time: 100 ms Response time: more than 1 ms Overload protection: 1000 V dc or 750 V ac HOLD: Holds the latest reading on the display.
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