Data Sheet
Datasheet
TEK.COM10
Meter Specifications (2601B, 2602B, 2604B)
Voltage Measurement Accuracy
 1, 2
Range Default Display Resolution
 3
Input Resistance
Accuracy (1 Year), 23 °C ±5 °C 
±(% rdg. + volts)
100 mV 100 nV >10 G W 0.015% + 150 µV
1 V 1 µV >10 G W 0.015% + 200 µV
6 V 10 µV >10 G W 0.015% + 1 mV
40 V 10 µV >10  G W 0.015% + 8 mV
Temperature Coefficient (0°–18 °C and 28°–50 °C)
 4
±(0.15 × accuracy specification)/°C. Applicable for normal mode only. Not applicable for high 
capacitance mode.
Current Measurement Accuracy
 2
Range Default Display Resolution
 5
Voltage Burden
 6
Accuracy (1 Year), 23 °C ±5 °C 
±(% rdg. + amps)
100 nA 100 fA <1 mV  0.05% + 100 pA
1 µA 1 pA <1 mV  0.025% + 500 pA
10 µA 10 pA <1 mV  0.025% + 1.5 nA
100 µA 100 pA <1 mV  0.02% + 25 nA
1 mA 1 nA <1 mV  0.02% + 200 nA
10 mA 10 nA <1 mV  0.02% + 2.5 µA
100 mA 100 nA <1 mV  0.02% + 20 µA
1 A 1 µA <1 mV  0.03% + 1.5 mA
3 A 1 µA <1 mV  0.05% + 3.5 mA
10 A
 7
10 µA <1 mV  0.4% + 25 mA (typical)
Current Measure Settling Time (time for measurement to settle after a V
step
)
 8
Time required to reach within 0.1% of final value after source level command is processed on a fixed range. 
Values for V
out
 = 1 V unless noted.
Current Range  1 mA.
Settling Time  <100 µs (typical).
Temperature Coefficient (0°–18 °C and 28°–50 °C)
 9
±(0.15 × accuracy specification/°C. Applicable for normal mode only. Not applicable for high 
capacitance mode.
NOTES
1.  Add 50µV to source accuracy specifications per volt of HI lead drop.
2.  e-rate accuracy specifications for NPLC setting <1 by increasing error term. 
Add appropriate % of range term using table below.
NPLC Setting 100 mV Range 1 V–40 V Ranges 100 nA Range 1 µA–100 mA Ranges 1 A–3 A Ranges
0.1 0.01% 0.01% 0.01% 0.01% 0.01%
0.01 0.08%  0.07%  0.1% 0.05%  0.05%
0.001 0.8 % 0.6 % 1% 0.5 % 1.1  %
3.  Applies when in single channel display mode.
4.  High Capacitance Mode accuracy is applicable for 23 °C ±5 °C only.
5.  Applies when in single channel display mode.
6.  Four-wire remote sense only with current meter mode selected. Voltage measure set to 100mV or 1V range only.
7.  10 A range accessible only in pulse mode.
8.  Compliance equal to 100mA.
9.  High Capacitance Mode accuracy is applicable for 23 °C ±5 °C only.










