Manual

Feature Summary
DC Voltage
NMRR : >60dB @ 50/60 Hz
CMRR : >120dB @ DC, 50/60 Hz, Rs = 1k
Input impedance : 10MΩ, 30 pF nominal
(50MΩ, 100 pF nominal for 50m V
& 500mV ranges)
AC Voltage
CMRR : >60dB @ DC to 60 Hz, Rs = 1kΩ
Input impedance : 10MΩ, 30 pF nominal
(50MΩ, 100 pF nominal for 500m V range)
DC Current
AC Current
(AC+DC) Voltages and (AC+DC) Current
Resistance
Open Circuit Voltage: <1.3 V DC
*1.
Using relative (REL∆) mode
Conductance (5,000 counts only)
DM397-MAN P. 11
Backlight For clear readings in poorly lighted areas
Fast auto ranging Meter automatically selects the best range quickly
AC+DC total RMS Choices for AC only, AC+DC readings or AC and DC
(@40Hz to 10 kHz) Dual display
DBm, dBV User selectable impedance references for dBm
User selectable voltage references for dBV
Auto HOLD Holds readings on display
Continuity/Open test Beeper sounds
Fast analog bar graph 25 segments for view of fast events and trends
Memory locations 20
Duty cycle/pulse width Measures the time that the signal is ON or OFF in % or
milliseconds
MIN/MAX mode Record maximum, minimum and average values
1mS PEAK mode Captures peaks of 1 millisecond
Close-case calibration No internal adjustment necessary
Batter/fuse access door Battery or fuse replaceable without voiding calibration
High-impact over molded case Protective feature for the meter and user
Range Resolution Accuracy
50 mV 1 µV 0.05% + 10
500 mV 10 µV
5 V 100 µV 0.05% + 2
50 V 1 mV
500 V 10 mV
1000 V 100 mV 0.1% + 2
Range Resolution Accuracy
40Hz - 1kHz 4kHz - 5kHz 5kHz - 20z 20kHz - 50kHz
500 mV 10 µV 0.3%+10 1.0%+10 2.0%+20 Unspecified
5 V 100 µV
50 V 1 mV 0.3%+10 0.5%+10 0.5%+10 0.8%+20
500 V 10 mV
1000 V 100 mV 0.4%+10 0.5%+20 Unspecified Unspecified
Range Resolution Accuracy
500 µA 10 nA
5 mA 100 nA 0.1% + 5
50 mA 1 µA
500 mA 10 µA
5 A 100 µA 0.3% + 10
10 A 1 mA 0.3% + 20
Range Resolution Accuracy
40Hz - 1kHz 1kHz - 10kHz
500 µA 10 nA
5 mA 100 nA 0.3% + 5 0.8% + 10
50 mA 1 µA
500 mA 10 µA
5 A 100 µA 0.4% + 10 Unspecified
10 A 1 mA 0.4% + 20
Function Range Resolution Accuracy
40Hz - 1kHz 1kHz - 10kHz
DC mV 500 mV 100 µV 0.5% + 5 0.8% + 5
5 V 1 mV
DC V 50 V 10 mV 0.5% + 3 0.8% + 3
500 V 100 mA
1000 V 1 V 0.8% + 5 0.8% + 5
DC µA 500 µA 100 nA
5 mA 1 µA 0.5% + 3 1.0% + 5
DC mA 50 mA 10 µA
500 mA 100 µA
DC A 5 A 1 mA 0.8% + 10 Unspecified
10 A 10 mA
Range Resolution Accuracy
50 Ω 0.001 Ω 0.5% + 20 *
1
500 Ω 0.01 Ω 0.1% + 5 *
1
5 kΩ 0.1 Ω
50 kΩ 1 Ω 0.1% + 2
500 kΩ 10 Ω
5 MΩ 100 Ω 0.3% + 5
50 MΩ 1 kΩ 0.5% + 20
Range Resolution Accuracy
50 nS 0.01 nS 0.1% + 10