Amprobe® Test Tools www.Amprobe.com
Data Sheet
Function Range Accuracy
Specifications (23 °C ± 5 °C, <75 % R.H. non-condensing)
General Specifications
38XR-A Digital Multimeter
DC Voltage
Ranges 1000 mV, 10 V, 100 V, 1000 V ± (0.25 % rdg + 5 dgt)
Resolution 100 μV
AC Voltage (45 Hz to 2 kHz) True RMS
Ranges 1000 mV, 10 V, 100 V, 750 V
Accuracy 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)
AC coupled True RMS specified from 5% to 100 % of range
AC + DC Voltage (45 Hz to 2 kHz)
Ranges 1000 mV, 10 V, 100 V, 750 V
Accuracy 750 V range: 45 to 1 kHz: ± (2.5 % rdg + 10 dgts)
All other ranges, 45 to 500 Hz: ± (1.5 % rdg + 10 dgts)
All other ranges, 500 to 2 kHz: ± (2.5 % rdg + 10 dgts)
Resolution 100 μV
DC coupled True RMS specified from 5 % to 100 % of range
DC Current
Ranges 100 μA, 1000 uA, 10 mA, 100 mA, 400 mA, 10 A
Accuracy 100 μA range: ± (0.5 % rdg + 10 dgt)
1000 uA to 400 mA ranges: ± (0.5 % rdg + 5 dgts)
10 A range: ±(1.5 % rdg + 10 dgt)
Resolution 0.01 μA
AC Current (True RMS) ( AC + DC) (45 Hz – 1kHz)
Ranges 100 μA, 1000 μA, 10 mA, 100 mA, 400 mA, 10 A
Accuracy 100 μA to 100 mA ranges: ± (1.5 % rdg + 20 dgts)
400 mA range: ± (2.0 % rdg + 10 dgts)
10 A range: ± (2.5 % rdg + 20 dgts)
Resolution 0.01 μA
AC coupled True RMS specified from 5 % to 100 % of range
AC + DC Accuracy 100 μA to 400 mA ranges: ± (2.0 % rdg + 20 dgts)
10 A range: ± (3.0 % rdg + 20 dgts)
AC + DC: AC coupled True RMS specified from 10 % to 100 % of range
Resistance
Ranges 1000 W, 10 kW, 100 kW, 1000 kW, 10 MW, 40 MW
Accuracy 1000 W to 1000 kW ranges: ± (0.5 % rdg + 8 dgts)
10 MW range: ± (1.0 % rdg + 10 dgts)
40 MW range: ± (2.0 % rdg + 10 dgts)
Resolution 100 mW
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
Battery Life: 150 hrs typical (alkaline) frequent use of backlight will decrease battery life; Operating Temperature: 0
°C to 45 °C at < 70% R.H.
Storage Temperature: -20 °C to 60 °C, 0 to 80 % R.H. with battery removed from meter
Temperature Coefficient: 0.1 x (specified accuracy) per °C (0 °C to 18 °C , 28 °C to 45 °C)
Altitude: 2000 m (6562 ft)
Dimensions: 196mm x 96mm x 60 mm (7.8” x 3.55” x 2.4”)
Weight: 400 gr (1 lb) without holster, including battery