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Amprobe 37XR-A
Catalog #: 2727808
True RMS Autoranging Digital Multimeter w/ Component, Logic Test and Backlit Display

  • Overview
  • Specifications
  • Summary

Product Highlights

  • Backlight, True-rms with component and logic test
  • Inductance to 40 H, frequency to 40 MHz, capacitance to 400 µF, logic to 20 MHz
  • Input warning tone when test leads are in wrong jack
  • 10 Amps AC/DC, fully safety fused
  • Continuity beeper
  • Min/max, average, relative, peak, and data hold
  • Auto power off to save battery life
  • Separate door for easy battery and fuse access
  • Magne-Grip Holster with magnetic hanging strap
  • Autoranging; display: 4-3/4 digit LCD, 10,000 counts with 41-segment analog bar graph
  • Display Update Rate: 2/sec, nominal
  • Power Battery: 9 V NEDA 1604, JIS 006P, IEC 6F22
  • Operating temperature: 0 °C to 45 °C at < 70 % R.H

Each Unit Includes

  • 1 - Set of Test leads with threaded alligator clips (TL36A)
  • 1 - 9V Battery (installed)
  • 1 - Magne-Grip Holster with magnetic hanging strap
  • 1 - Spare fuse
  • 1 - Users Manual

 

General Specifications (Stated accuracy at 23 ºC ±5 ºC, <75 % relative humidity.)
Display 4 ¾ digit liquid crystal display (LCD) with a 41 segment analog bargraphic.
Auto ranging 9999 counts
Manual ranging 9999 counts
Polarity Automatic, positive implied, negative polarity indication.
Overrange (OL) or (-OL) is displayed.
Zero Automatic.
Low battery indication The indicator is displayed when the battery voltage drops below the operating level.
Auto power off Approx. 30 minutes.
Measurement rate 2 times per second, nominal.
Operating environment 0 ºC to 50 ºC at <70 % R.H.
Storage temperature -20 ºC to 60 ºC, 0 to 80 % R.H. with battery removed from meter.
Temperature Coefficient 0.1 x (specified accuracy) per ºC. (0 ºC to 18 ºC, 28 ºC to 50 ºC).
Altitude (2000 m) 6562 feet
Power Single standard 9-volt battery, NEDA 1604, JIS 006P, IEC 6F22.
Battery life 75 hours typical with carbon-zinc. 150 hours typical with alkaline. Using the backlight will decrease battery life.
Dimensions 196 mm (H) x92 mm (W) x60 mm (D).
Weight with battery and holster, 482 grams

 

Electrical Specifications
DC Voltage Ranges 1000 mV, 10 V, 100 V, 1000 V
DC Voltage Accuracy all ranges ± (0.1 % rdg + 5 dgt)
DC Voltage Resolution 100 µV
AC Voltage (45 Hz to 2 kHz) True RMS Ranges 1000 mV, 10 V, 100 V, 750 V
AC Voltage (45 Hz to 2 kHz) True RMS Accuracy 750 V range: 45 to 1 kHz: ± (2.0 % rdg + 10 dgts)
AC Voltage (45 Hz to 2 kHz) True RMS Accuracy All other ranges, 45 to 500 Hz: ± (1.2 % rdg + 10 dgts)
AC Voltage (45 Hz to 2 kHz) True RMS Accuracy All other ranges, 500 to 2 kHz: ± (2.0 % rdg + 10 dgts)
AC Voltage (45 Hz to 2 kHz) True RMS Resolution 100 µV
AC coupled True RMS specified from 5 % to 100 % of range
DC Current Ranges 100 µ, 1000 µ, 10 mA, 100 mA, 400 mA, 10 A
DC Current Accuracy 100 µ range: ± (0.5 % rdg + 10 dgt)
DC Current Accuracy 1000 uA to 400 mA ranges: ± (0.5 % rdg + 5 dgts)
DC Current Accuracy 10 A range: ± (1.5 % rdg + 10 dgt)
DC Current Resolution 0.01 µA
AC Current (45 Hz to 1 kHz) True RMS Ranges 100 µA, 1000 µA, 10 mA, 100 mA, 400 mA, 10 A
AC Current (45 Hz to 1 kHz) True RMS Accuracy 100 µ to 100 mA ranges: ± (1.5 % rdg + 10 dgts)
AC Current (45 Hz to 1 kHz) True RMS Accuracy 400 mA range: ± (2.0 % rdg + 10 dgts)
AC Current (45 Hz to 1 kHz) True RMS Accuracy 10 A range: ± (2.5 % rdg + 10 dgts)
AC Current (45 Hz to 1 kHz) True RMS Resolution 0.01 µA
Resistance Ranges 1000 ω 10 kω 100 kω 1000 kω 10 Mω 40 Mω
Resistance Accuracy 1000 ω to 1000 kω ranges: ± (0.5 % rdg + 8 dgts)
Resistance Accuracy 10 Mω range: ± (1.0 % rdg + 10 dgts)
Resistance Accuracy 40 Mω range: ± (2.0 % rdg + 10 dgts)
Logic Test , Logic Type TTL, CMOS

 

Multimeters Template
Type Digital
Style Hand-Held
Measures AC V Yes
Measures DC V Yes
Measures AC A Yes
Measures DC A Yes
True RMS Yes
Maximum Voltage AC 750 V
Minimum Voltage AC 100 uV (0.1 mV)
Resolution AC Volts 100 uV (0.1 mV)
Maximum Voltage DC 1000 V
Minimum Voltage DC 1000 uV (1 mV)
Resolution DC Volts 100 uV (0.1 mV)
Maximum Current AC 10 A
Minimum Current AC 0.01 uA (0.00001 mA)
Resolution AC Current 0.01 uA (0.00001 mA)
Maximum Current DC 10 A
Minimum Current DC 0.01 uA (0.00001 mA)
Resolution DC Current 0.01 uA (0.00001 mA)
Basic Accuracy V DC ± 0.1% Rdg + 5D
# Digit Display 4.75
Counts 10000 .
Backlight Yes
Manual Autoranging Auto-ranging
Dual Display No
Analog Bargraph on Display Yes
Decibels No
Resistance Yes
Frequency Yes
Continuity Yes
Capacitance Yes
Temperature No
Diode Testing Yes
CAT Rating II 
CAT Voltage 1,000 V
IS No
Peak Hold Yes
Overload Protector Yes
Kelvin 4-wire Measurement Cap. No
Wireless Display No
Data Hold Yes
Low-Pass Filter No
Duty Cycle % 0% to 90% 
Unique Features Input Warning Tone when Test Leads are in Wrong Jack, 10A Fully Safety Fused, Auto Power Off to Save Battery Life, Separate Door for Easy Battery and Fuse Access
Warranty 3 YEARS
Warranty Details 3 Years from the Date of Purchase, Shall not be Liable for Loss of use of the Multimeter or other Incidental or Consequential Damages, Expenses or Economical Loss or for any Claim or Claims for such Damage, Expenses or Economical Loss
Additional Info/Comments Deluxe Test Lead Kit, Heavy Duty Case, High Voltage Probe, Padded Vinyl Carry Case, High Temperature Probe
Safety Approval CSA
Product Weight 1 LBS
Product Height 7.75 IN
Product Length 2.4 IN
Product Width 3.55 IN
Data Logging No
HTS/Schedule B Number 9030.32.0000 
ECCN Number 3A992 
Power Supply Voltage Battery Powered 
Country of Origin Taiwan
Shipping Height 3.00 IN 
Shipping Length 11.50 IN 
Shipping Width 8.00 IN 
Other Information

Display: 4 ¾ digit liquid crystal display (LCD) with a 41 segment analog bargraphic.

Auto ranging: 9999 counts

Manual ranging: 9999 counts

Polarity: Automatic, positive implied, negative polarity indication.

Overrange: (OL) or (-OL) is displayed.

Zero: Automatic.

Low battery indication: The indicator is displayed when the battery voltage drops below the operating level.

Auto power off: Approx. 30 minutes.

Measurement rate: 2 times per second, nominal.

Operating environment: 0 ºC to 50 ºC at 70 % R.H.

Storage temperature: -20 ºC to 60 ºC, 0 to 80 % R.H. with battery removed from meter.

Temperature Coefficient: 0.1 x (specified accuracy) per ºC. (0 ºC to 18 ºC, 28 ºC to 50 ºC).

Altitude: (2000 m) 6562 feet

Power: Single standard 9-volt battery, NEDA 1604, JIS 006P, IEC 6F22.

Battery life: 75 hours typical with carbon-zinc. 150 hours typical with alkaline. Using the backlight will decrease battery life.

Dimensions: 196 mm (H) x92 mm (W) x60 mm (D).

Weight: with battery and holster, 482 grams

DC Voltage Ranges: 1000 mV, 10 V, 100 V, 1000 V

DC Voltage Accuracy: all ranges ± (0.1 % rdg + 5 dgt)

DC Voltage Resolution: 100 µV

AC Voltage (45 Hz to 2 kHz) True RMS Ranges: 1000 mV, 10 V, 100 V, 750 V

AC Voltage (45 Hz to 2 kHz) True RMS Accuracy: 750 V range: 45 to 1 kHz: ± (2.0 % rdg + 10 dgts)

AC Voltage (45 Hz to 2 kHz) True RMS Accuracy: All other ranges, 45 to 500 Hz: ± (1.2 % rdg + 10 dgts)

AC Voltage (45 Hz to 2 kHz) True RMS Accuracy: All other ranges, 500 to 2 kHz: ± (2.0 % rdg + 10 dgts)

AC Voltage (45 Hz to 2 kHz) True RMS Resolution: 100 µV

AC coupled: True RMS specified from 5 % to 100 % of range

DC Current Ranges: 100 µ, 1000 µ, 10 mA, 100 mA, 400 mA, 10 A

DC Current Accuracy: 100 µ range: ± (0.5 % rdg + 10 dgt)

DC Current Accuracy: 1000 uA to 400 mA ranges: ± (0.5 % rdg + 5 dgts)

DC Current Accuracy: 10 A range: ± (1.5 % rdg + 10 dgt)

DC Current Resolution: 0.01 µA

AC Current (45 Hz to 1 kHz) True RMS Ranges: 100 µA, 1000 µA, 10 mA, 100 mA, 400 mA, 10 A

AC Current (45 Hz to 1 kHz) True RMS Accuracy: 100 µ to 100 mA ranges: ± (1.5 % rdg + 10 dgts)

AC Current (45 Hz to 1 kHz) True RMS Accuracy: 400 mA range: ± (2.0 % rdg + 10 dgts)

AC Current (45 Hz to 1 kHz) True RMS Accuracy: 10 A range: ± (2.5 % rdg + 10 dgts)

AC Current (45 Hz to 1 kHz) True RMS Resolution: 0.01 µA

Resistance Ranges: 1000 ? 10 k? 100 k? 1000 k? 10 M? 40 M?

Resistance Accuracy: 1000 ? to 1000 k? ranges: ± (0.5 % rdg + 8 dgts)

Resistance Accuracy: 10 M? range: ± (1.0 % rdg + 10 dgts)

Resistance Accuracy: 40 M? range: ± (2.0 % rdg + 10 dgts)

Logic Test , Logic Type: TTL, CMOS

List price:   $210.21
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