37XR-A
Data Sheet
True RMS Digital Multimeter
True RMS digital multimeter with component and logic test for
troubleshooting electronics at the bench or on the job site.
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
10,000 count, 0.1 % accuracy
1000 V/750 V DC/AC True RMS
10 Amps AC/DC, fully safety fused
Resistance to 40 M
W
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
CAT III 600 V, CAT II 1000 V rated
UL (
C
UL
US
) listed
Three-year warranty
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No hassle
warranty
No waiting.
No shipping
charges.
Our commitment to
high-quality products
and customer service
is demonstrated by
our industry exclusive
“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)
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1000V
600V
Amprobe® Test Tools
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37XR-A Digital Multimeter
General Specifications
Autoranging;
Display:
Display Update Rate:
Battery Life:
Operating Temperature:
Storage Temperature:
Temperature Coefficient:
Altitude:
Dimensions:
Weight:
4-3/4 digit LCD, 10,000 counts with 41-segment analog bar graph
2/sec, nominal; Power Battery: 9 V NEDA 1604, JIS 006P, IEC 6F22
150 hrs typical (alkaline) frequent use of backlight will decrease battery life
0 °C to 45 °C at < 70 % R.H.
-20 °C to 60 °C, 0 to 80 % R.H. with battery removed from meter;
0.1 x (specified accuracy) per °C ( 0 °C to 18 °C , 28 °C to 45 °C)
2000 m (6562 ft)
195 x 92 x 60 mm (7.75” x 3.55” x 2.4”)
400 gr (1 lb) without holster, including battery
Data Sheet
Specifications
(23 °C ± 5 °C, <75 % R.H. non-condensing)
Function
Range
Accuracy
± (0.1 % rdg + 5 dgt)
DC Voltage
Ranges
1000 mV, 10 V, 100 V, 1000 V
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:
All other ranges, 45 to 500 Hz:
All other ranges, 500 to 2 kHz:
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:
1000 uA to 400 mA ranges:
10 A range:
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
100 μA to 100 mA ranges:
400 mA range:
10 A range:
Resolution
0.01 μA
AC coupled True RMS specified from 5 % to 100 % of range
Resistance
Ranges
1000
W,
10 kW, 100 kW, 1000 kW, 10 MW, 40 MW
1000
W
to 1000 kW ranges:
10 MW range:
40 MW range:
Capacitance
Ranges
40 nF, 400 nF, 4 μF, 40 μF, 400 μF
40 nF, 400 μF ranges:
400 nF to 40 μF ranges:
Resolution
0.01 nF
± (2.0 % rdg + 10 dgts)
± (1.2 % rdg + 10 dgts)
± (2.0 % rdg + 10 dgts)
± (0.5 % rdg + 10 dgt)
± (0.5 % rdg + 5 dgts)
± (1.5 % rdg + 10 dgt)
± (1.5 % rdg + 10 dgts)
± (2.0 % rdg + 10 dgts)
± (2.5 % rdg + 10 dgts)
± (0.5 % rdg + 8 dgts)
± (1.0 % rdg + 10 dgts)
± (2.0 % rdg + 10 dgts)
± (3.0 % rdg + 10 dgts)
± (3.0 % rdg + 5 dgts)
Amprobe® Test Tools
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Specifications
(23 °C ± 5 °C, <75 % R.H. non-condensing), cont.
Function
Inductance
Ranges
Resolution
Frequency
Ranges
Resolution
Duty Cycle
Ranges
Accuracy
Resolution
Frequency Range
Logic Test
Logic Type
Thresholds
Frequency Response
dBm
Ranges
Range
4 mH, 40 mH, 400 mH, 4 H, 40 H
For values of Q ² 7:
1 μH
100 Hz, 1000 Hz, 10 kHz, 100 kHz,
1000 kHz, 10 MHz
0.01 Hz
0 to 90 %
5V logic:
0.01 %
0 % to 10 %: 40 Hz to 990 kHz
10 % to 90 %: 40 Hz to 20 kHz
TTL, CMOS
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
20 MHz
-13 dBm to + 50 dBm
45 Hz to 5 kHz:
5 kHz to 10 kHz:
0.01 dBm
< 40
W
1.0 mA (approximate)
3.0 V dc typical
100 V, 750 V ranges:
1000 mV, 10 V ranges:
100 μA range:
Overload Protection
AC/DC Voltage
AC/DC Current
± (3.0 % + 200 dgts)
unspecified
± (3.0 % + 200 dgts)
unspecified
Accuracy
Data Sheet
± (5.0 % rdg + 30 dgts)
± (0.1 % rdg + 5 dgts)
± (2.0 % rdg + 20 dgts)
± (0.7 dB + 8 dgts)
± (2.5 dB + 8 dgts)
Resolution
Continuity
Audible Indication
Diode Test
Test Current
Open Circuit Volts
Peak
AC Volts Accuracy
AC Current
All ranges: 1000 V dc or 750 V ac rms
μA/mA input: F0.5 A/1000 V fast-blow ceramic (6.3 x 32 mm)
10 A input: F10 A/1000 V fast-blow ceramic (10 x 38 mm)
(10 A for 4 minutes maximum followed by a 12 minute cooling period)
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37XR-A Digital Multimeter
Data Sheet
Included Accessories
Test leads with threaded alligator clips (TL36A), 9 V battery
(installed), Magne-Grip™ Holster with magnetic hanging
strap (H2-XRA), spare fuse, operators manual
Optional Accessories
VC221B
Padded Vinyl Carry Case
DL248D
Deluxe Test Lead Kit
DC205C
Heavy Duty Case
HV231-10A High Voltage Probe
TP254A
High Temperature Probe
Amprobe® Test Tools
website: www.Amprobe.com
email: info@amprobe.com
Everett, WA 98203
Tel: 877-AMPROBE
Amprobe® Test Tools Europe
In den Engematten 14
79286 Glottertal, Germany
Tel.: +49 (0) 7684 8009 - 0
©2007 Amprobe Test Tools. All rights reserved.
9/2007 2062690 D-US-N Rev C
Amprobe® Test Tools
www.Amprobe.com
