Datasheet:  37XR-A |
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| Amprobe 37XR-A Digital Multimeter Description: |
Amprobe 37XR-A Digital Multimeter is a True RMS meter for electronics troubleshooting at the bench or job site. The highest accuracy meter in the XR series.
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| Amprobe 37XR-A Digital Multimeter Characteristics: |
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Inductance to 40 H, frequency to 40 MHz, capacitance to 400 μF, logic to 20 MHz
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Input warning tone when test leads are in wrong jack
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10,000 count, 0.1 % accuracy
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1000 V/750 V dc/ac True RMS
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10 Amps ac/dc, fully safety fused
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Resistance to 40 MΩ
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Continuity beeper
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Min/Max, Average, Relative, Peak, and Data Hold
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Auto power off to save battery life
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Separate door for easy battery and fuse access
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Magne-Grip Holster with magnetic hanging strap
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CAT III 600 V, CAT II 1000 V rated
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UL (CULUS) listed
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Three-year warranty
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| Amprobe 37XR-A Digital Multimeter Specifications: |
| DC Voltage |
1000 mV, 10 V, 100 V, 1000 V +/-(0.1 % rdg + 5 dgt)
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| AAC Voltage True RMS (45 Hz to 2 kHz) Voltage |
1000 mV, 10 V, 100 V (45 Hz to 500 Hz) +/-(1.2 % rdg + 10 dgts)
1000 mV, 10 V, 100 V (500 Hz to 2 kHz) +/-(2.0 % rdg + 10 dgts)
750 V (45 Hz to 1 kHz) +/-(2.0 % rdg + 10 dgts)
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| AC coupled True RMS |
Specified from 5 % to 100 % of range
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| Input Impedance |
10 MW
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| Voltage Resolution |
100 μV
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| DC Current |
100 μA +/-(0.5 % rdg + 10 dgt)
1000 μA, 10 mA, 100 mA, 400 mA +/-(0.5 % rdg + 5 dgts)
10 A +/-(1.5 % rdg + 10 dgt)
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| AC Current True RMS (45 Hz to 1 kHz) |
100 μA, 1000 μA, 10 mA, 100 mA +/-(1.5 % rdg + 10 dgts)
400 mA +/-(2.0 % rdg + 10 dgts)
10 A +/-(2.5 % rdg + 10 dgts)
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| Current Resolution |
0.01 μA
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| Resistance |
1000 W, 10 kW, 100 kW, 1000 kW +/-(0.5 % rdg + 8 dgts)
10 MW +/-(1.0 % rdg + 10 dgts)
40 MW +/-(2.0 % rdg + 10 dgts)
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| Resistance Resolution |
100 mW
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| Capacitance |
40 nF, 400 μF +/-(3.0 % rdg + 10 dgts)
400 nF, 4 μF, 40 μF +/-(3.0 % rdg + 5 dgts)
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| Capacitance Resolution |
0.01 nF
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| Inductance (for values of Q ² 7) |
4 mH, 40 mH, 400 mH, 4 H, 40 H +/-(5.0 % rdg + 30 dgts)
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| Inductance Resolution |
1 μH
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| Frequency |
100 Hz, 1000 Hz, 10 kHz, 100 kHz,
1000 kHz, 10 MHz +/-(0.1% rdg + 5 dgts)
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| Frequency Resolution |
0.01 Hz
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| Duty Cycle |
0 to 90 % 5 V logic: +/-(2.0% rdg + 20 dgts)
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| Duty Cycle Resolution |
0.01 %
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| Frequency Range |
0 % to 10 %: 40 Hz to 990 Hz
10 % to 90 %: 40 Hz to 20 kHz
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| Logic Type |
TTL, CMOS
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| 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
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| Logic Test Frequency Response |
20 MHz
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| DBm |
-13 dBm to +50 dBm (45 Hz to 5 kHz) +/-(0.7 dB + 8 dgts)
-13 dBm to +50 dBm (5 kHz to 10 kHz) +/-(2.5 dB + 8 dgts)
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| DBm Resolution |
0.01 dBm
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| Continuity Audible Indication |
< 40 W
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| Response Time |
100 ms
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| Diode Test Current |
1.0 mA (approximate)
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| Open Circuit Voltage |
3.0 V dc typical
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| Peak AC Volts Accuracy |
100 V, 750 V +/-(3.0 + 200 dgts)
1000 mV, 10 V unspecified
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| AC Current |
1000 μA, 10 mA, 100 mA, 400 mA, 10 A +/-(3.0 + 200 dgts)
100 μA unspecified
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| Overload Protection AC/DC Voltage |
1000 V dc or 750 V ac rms
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| AC/DC Current |
μA/mA input: F0.5 A /1000 V fast-blow ceramic 6.3 mm x 32 mm
10 A input: F10 A /1000 V fast-blow ceramic 10 mm x 38 mm
(10 A for 4 minutes maximum followed by a 12 minute cooling period)
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| Resistance, Continuity, Diode Test |
All ranges: 1000 V dc or 750 V rms
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| Display (Autoranging) |
4-3/4 digit LCD, 10,000 counts with 41-segment analog bar graph
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| Display Update Rate |
2/sec, nominal
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| Power Battery |
9 V NEDA 1604, JIS 006P, IEC 6F22
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| Battery Life |
150 hrs typical (alkaline) frequent use of backlight will decrease battery life
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| Operating Temperature |
0 to 45 Degrees C at < 70% R.H.
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| Storage Temperature |
-20 to 60 Degrees C, 0 to 80 % R.H. with battery removed from meter
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| Temperature Coefficient |
0.1 x (specified accuracy) per Degree C (0 to 18 Degrees C, 28 to 45 Degrees C)
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| Altitude |
2000 m (6562 ft)
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| Dimensions |
195 mm x 92 mm x 60 mm (7.75 in x 3.55 in x 2.4 in)
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| Weight (without holster, including battery) |
450 g (1 lb)
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| Warranty |
Three-year
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Need Technical Advise? Please Call: 602-795-4033
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