Fluke 2645A, 2640A user manual 20 µV 200 µV 20 mV

2640A/2645A NetDAQ

Users Manual

Table A-25. 2645A DC Voltage Resolution and Repeatability Specifications Resolution

Range Slow

90 mV	3 µV
300 mV	10 µV
3V	100 µV
30V	1 mV
50V/300V*	10 mV

* 300V range applies to channels 1 and 11 only.

Fast

6µV

20µV

200µV

2mV

20mV

Range

90mV

300mV

3V

30V

50V

Table A-26. 2645A DC Voltage Accuracy Specifications

		Accuracy, 3σ ± (% input + V)
	18ºC to 28ºC			-10ºC to 60ºC
90 Day		1 Year		1 Year
Slow	Fast	Slow	Fast	Slow	Fast
.01%+20 µV	.01%+50 µV	.013%+23 µV	.013%+50 µV	.042%+52 µV	.042%+130 µV
.01%+40 µV	.01%+90 µV	.013%+49 µV	.013%+93 µV	.042%+104 µV	.042%+234 µV
.01%+.3 mV	.01%+.6 mV	.013%+.38 mV	.013%+.64 mV	.042%+.78 mV	.042%+1.56 mV
.01%+4 mV	.02%+8 mV	.013%+4.9 mV	.026%+9.5 mV	.042%+10.6 mV	.084%+20.3 mV
.01%+30 mV	.04%+60 mV	.013%+40 mV	.052%+64 mV	.042%+78 mV	.168%+156 mV

A-18