Rigol DM858 - Page 139

Function
Range
[1]
Test Current or
Load Voltage
1 year
23℃ ± 5℃
Diode Test
2.0000 V
[6]
350 μA 0.050 + 0.15
Short-circuit
Test
1000 Ω 100 μA 0.3 + 0.15
DC Voltage
Input
Resistance
100 mV, 1 V: 11.2 MΩ or >10 GΩ (selectable)
(Input signals that exceed ± 2.5 V in these ranges will pass the 1
MΩ (typical) clamp resistance.)
10 V, 100 V, and 1000 V: 11.2 MΩ ± 5%
Input Bias
Current
<300 pA, 25℃
Input
Protection
1000 V on all ranges
CMRR
(Common
Mode Rejection
Ratio)
120 dB (for the 1 kΩ unbalanced resistance in LO lead, max. ± 500
VDC)
NMRR (Normal
Mode Rejection
Ratio)
60 dB at "slow" rate
Resistance
Measurement
Method
4-wire resistance or 2-wire resistance
Current source referenced to LO input
Open Circuit
Voltage
Limited to <5 V
Max. Lead
Resistance
(4-wire)
10% of range per lead for 100 Ω and 1 kΩ ranges
1 kΩ per lead on all other ranges
Input
Protection
1000 V on all ranges
DC Current
Shunt Resistor
100 μA: <0.05 V
1 mA: <0.05 V
100 μA, 1 mA: 330 Ω
10 mA, 100 mA: 3.3 Ω
1 A, 3 A, 10 A: 0.008 Ω (3 A only available for DM858E and 10 A
only available for DM858)
Specifications
Copyright ©RIGOL TECHNOLOGIES CO., LTD. All rights reserved. DM858 Series User Guide
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