$181.75

Usually ships in 1-2 weeks [?]

Need Help? Call 1-800-884-4967
Mo-Th 8am to 5:30pm. Fr 8am to 5pm ET

Features

  • True RMS
  • DC Voltage to 1000 V
  • AC Voltage to 750 V
  • DC and AC Current to 10 A
  • Resistance to 40 MΩ
  • Capacitance, Inductance, Frequency, Duty Cycle, dBm
  • Continuity: Audible Indication < 40 W
  • Diode Test
  • Logic Test: TTL, CMOS
  • Overload protection
  • 4-3/4 digit; 10,000 count LCD
  • 41-segment analog bar graph
  • CAT III 600 V, CAT II 1000 V safety rating
  • UL listed

The Amprobe 37XR-A digital multimeter is a true RMS digital multimeter with a component and a logic test for troubleshooting electronic instrumentation in the lab or on the jobsite. The Amprobe 37XR-A can measure inductance to 40 Hz, frequency to 40 MHz, capacitance to 400 µF and logic to 20 MHz. The meter has a 10,000 count display with 0.1% accuracy at selected ranges.

Amprobe 37XR-A digital multimeters have many great features including an input warning tone when test leads are put in the wrong jacks; continuity beeper; Min/Max, Average, Relative, Peak and Data Hold; Auto power-off and a separate door for battery and fuse access. The Amprobe 37XR-A has a CAT III 600 V, CAT II 1000 V safety rating and is UL listed.

The Amprobe 37XR-A digital multimeter ships complete with:

  • Test leads with threaded alligator clips (TL36A)
  • 9 V battery
  • Magne-Grip holster w/magnetic hanging strap (H2-XRA)
  • Spare fuse
  • Manual

Amprobe 37XR-A Digital Multimeter Specifications

Function Range Accuracy
DC Voltage
Ranges 1000 mV, 10 V, 100 V, 1000 V ±(0.1 % rg + 5 dgt)
Resolution 100 µV  
AC Voltage (45 Hz to 2 kHz) True RMS
Ranges 1000 mV, 10 V, 100 V, 750 V  
  750 V range: 45 to 1 kHz: ±(2.0 % rdg + 10 dgts)
  All other ranges: 45 to 500 Hz: ±(1.2 % rdg + 10 dgts)
  All other ranges: 500 to 2 kHz: ±(2.0 % rdg + 10 dgts)
Resolution 100 µV  
AC coupled True RMS specified from 5 % to 100 % of range
DC Current
Ranges 100 µA, 1000 µA, 10 mA, 100 mA, 400 mA, 10 A  
  100 µA range: ±(0.5 % rdg + 10 dgts)
  1000 uA to 400 mA ranges: ±(0.5 % rdg + 5 dgts)
  10 A range: ±(1.5 % rdg + 10 dgts)
Resolution 100 µV  
AC Current (45 Hz to 1 kHz) True RMS
Ranges 100 µA, 1000 µA, 10 mA, 100 mA, 400 mA, 10 A  
  100 µA to 100 mA ranges: ±(1.5 % rdg + 10 dgts)
  400 mA range: ±(2.0 % rdg + 10 dgts)
  10 A range: ±(1.5 % rdg + 10 dgts)
Resolution 0.01 µA  
AC coupled True RMS specified from 5 % to 100 % of range
Resistance
Ranges 1000 Ω, 10 kΩ, 100 kΩ, 1000 kΩ, 10 MΩ, 40 MΩ  
  1000 Ω to 1000 kΩ ranges: ±(0.5 % rdg + 8 dgts)
  10 MΩ range: ±(1.0 % rdg + 10 dgts)
  40 MΩ range: ±(2.0 % rdg + 10 dgts)
Capacitance
Ranges 40 nF, 400 nF, 4 µF 40 µF, 400 µF  
  40 nF, 400 µF ranges: ±(3.0 % rdg + 10 dgts)
  400 nF, 40 µF ranges: ±(3.0 % rdg + 5 dgts)
Resolution 0.01 nF  
Inductance
Ranges 4 mH, 40 mH, 400 mH, 4 H, 40 H  
  For values of Q 2 7: ±(5.0 % rdg + 30 dgts)
Resolution 1 µH  
Frequency
Ranges 100 Hz, 1000 Hz, 10 kHz, 100 kHz, 1000 kHz, 10 MHz ±(0.1 % rdg + 5 dgts)
Resolution 0.01 Ha  
Duty Cycle
Ranges 0 to 90 %  
Accuracy 5V logic: ±(2.0 % rdg + 20 dgts)
Resolution 0.01 %  
Frequency Range 0 % to 10 %: 40 Hz to 990 kHz  
  10 % to 90 %: 40 Hz to 20 kHz  
Logic Test
Logic Type TTL, CMOS  
Thresholds Logic 1 (Hi): TTL 2.8 V ±0.8 V, CMOS 4 V ±1 V Logic 0 (Lo): TTL 0.8 V ±0.5 V, CMOS 2 V ±0.5 V
Frequency Response 20 MHz  
dBm
Ranges -13 dBm to +50 dBm  
  45 Hz to 5 kHz: ±(0.7 dB + 8 dgts)
  5 kHz to 10 kHz ±(2.5 dB + 8 dgts)
Resolution 0.01 dBm  
Continuity
Audible Indication less than 40 Ω  
Diode Test
Test Current 1.0 mA (approximate)  
Open Circuit Volts 3.0 V dc typical  
Peak
AC Volts Accuracy 100 V, 750 V ranges: ± (3.0 % + 200 dgts)
  1000 mV, 10 V ranges: unspecified
Overload Protection
AC/DC Voltage All ranges: 1000 V DC or 750 V AC RMS  
AC/DC Current µA/mA input: F0.5A/1000 V fast-blow ceramic (6.2 x 32 mm)  
  10 A for 4 min. max. followed by 12 min. cooling period  

Test Leads

Amprobe DL248D Test Lead Kit
Deluxe test lead kit
$70.65
Amprobe DL243D Test Lead Kit
Essential test lead kit
$40.35
Amprobe TL1500 Test Leads
CAT IV 1000 V (1500 V max) test leads with alligator clips
$20.15
Amprobe TL36A Test leads
Test leads with threaded alligator clips
$15.00

Cases

Carrying cases, spare cases

Amprobe VC221B Vinyl Case
Padded vinyl case, fits meter and holster
$20.15
Amprobe DC205C Hard Carry Case
Deluxe hard-shell carry case
$45.40

Accessories

Please consider these optional accessories.

Amprobe CT237B Current Transformer
Current transformer probe that measures AC or DC current to 20 A
$296.20