Keithley 3720 User Manual page 198

3706 Multimeter / Switch System
3706 Multimeter / Data Acquisition System
DC SPECIFICATIONS
CONDITIONS: MED (1 PLC) or SLOW (5 PLC).
For <1PLC, add appropriate "ppm of range" adder from "RMS Noise" table.
Includes rear panel Analog Backplane connector and transducer conversion. Refer to DC
Notes for additional card uncertainties.
1
Function Range
4
Voltage
100.00000 mV
1.0000000 V
10.000000 V
100.00000 V
300.00000 V
5, 6, 7
1.0000000 :
Resistance
10.000000 :
100.00000 :
1.0000000 k:
10.000000 k:
100.00000 k:
1.0000000 M:
10.000000 M:
100.00000 M:
1.0000000 :
Dry Circuit
6, 8
10.000000 :
Resistance
100.00000 :
1.0000000 k:
2.0000000 k:
Continuity (2W)
1.000 k:
9
10.000000 PA
Current
100.00000 PA
1.0000000 mA
10.000000 mA
100.00000 mA
1.0000000 A
3.0000000 A
Temperature
( Displayed in qC, qF, or K. Exclusive of probes errors.)
Thermocouples (Accuracy based on ITS-90.)
Type Range
-150 to +760 qC
J
K -150 to +1372qC
-100 to +1300 qC
N
T -100 to +400qC
E
-150 to +1000qC
R
+400 to +1768qC
S
+400 to +1768qC
B +1100 to +1820qC
4-Wire RTD or 3-Wire RTD:
(100: platinum [PT100], D100, F100, PT385, PT3916, or user 0: to 10k:. Selectable Offset compensation On or Off).
For 3-Wire RTD, dmm.connect=dmm.CONNECT_FOUR_WIRE, ” 0.1: lead resistance mis-matching in Input HI and LO. Add 0.25qC/ 0.1: of lead resistance mis-match.
4-Wire
-200 to +630qC
RTD
3-Wire
-200 to +630qC
RTD
Thermistor:(2.2k:, 5k :, and 10k:)
-80 to +150qC
Test Current
or
Burden
Resolution Voltage
19
0.01PV
19
0.1PV
1PV
10PV
100PV
0.1P: 10mA
10mA
1P:
10P: 1mA
100P: 1mA
1m :
100PA
4
10m :
10PA
4
100m :
10PA
1 :
0.64PA // 10M:
10 :
0.64PA // 10M:
10mA
1P:
10P: 1mA
100P: 100PA
1m: 10PA
10m :
5PA
100m: 1mA
<61mV
1UA
10UA <105mV
100UA <130mV
1KA <150mV
<0.4V
10KA
100KA <0.6V
1PA <1.8V
90 Day /1 Year
23qC r 5q
Relative to
Simulated
Reference
Resolution Junction
0.001qC 0.2qC
0.001qC 0.2qC
0.001qC 0.2qC
0.001qC 0.2qC
0.001qC 0.2qC
0.1qC 0.6qC
0.1qC 0.6qC
0.1qC 0.6qC
0.01qC 0.06qC
0.01qC 0.75qC
0.01qC 0.08qC
Rev A 09/14/07
Accuracy: +/- (ppm of reading + ppm of range)
(ppm = parts per million) (e.g., 10ppm = 0.001%)
Input
Resistance or
3
Open Ckt.
24 Hour
2
23qC r 1q
Voltage
>10G : or 10M
10 + 9
: r 1%
>10G : or 10M
7 + 2
: r 1%
>10G : or 10M
7 + 2
: r 1%
15 + 6
10M : r 1%
20 + 6
10M : r 1%
8.2V 15 + 80
8.2V 15 + 9
13.9V 15 + 9
13.9V 20 + 4
9.1V 15 + 4
14.7V 20 + 4
14.7V 25 + 4
6.4V 150+ 6
6.4V 800+ 30
27mV 25 + 80
20mV 25 + 80
20mV 25 + 80
20mV 25 + 80
20mV 25 + 80
13.9V 40 + 100
40 + 30
50 + 9
50 + 9
50 + 9
50 + 9
200 + 10
1000 + 15
Using
3720 or 3721
Cards Range
-200 to -150 qC
1.0qC
1.0qC -200 to -150qC
-200 to -100 qC
1.0qC
1.0qC -200 to -100qC
1.0qC -200 to -150qC
1.8qC 0 to +400qC
1.8qC 0 to +400qC
1.8qC +350 to +1100qC
90 Day 1 Year
23qC r 5q 23qC r 5q
25 + 9 30 + 9
25 + 2 30 + 2
20 + 2 25 + 2
35 + 6 40 + 6
35 + 6 40 + 6
40 + 80 60 + 80
40 + 9 60 + 9
40 + 9 60 + 9
45 + 4 65 + 4
40 + 4 60 + 4
45 + 4 65 + 4
50 + 4 70 + 4
200 +10 400 + 10
2000 +30 2000 + 30
50 + 80 70 + 80
50 + 80 70 + 80
90 + 80 140 + 80
180 + 80 400 + 80
320 + 80 800 + 80
100 + 100 100 + 100
300 + 30 500 + 30
300 + 9 500 + 9
300 + 9 500 + 9
300 + 9 500 + 9
300 + 9 500 + 9
500 + 10 800 + 10
1200 + 15 1200 + 15
Temperature
Using
Coefficient
3720 or 3721
Cards 0q -18qC & 28q - 50qC
1.5qC 0.03qC/qC
1.5qC 0.03qC/qC
1.5qC 0.03qC/qC
1.5qC 0.03qC/qC
1.5qC 0.03qC/qC
2.3qC 0.03qC/qC
2.3qC 0.03qC/qC
2.8qC 0.03qC/qC
0.003qC/qC
0.003qC/qC
0.002qC/qC
Rev A 9/14/07
Temperature
Coefficient
0q -18qC & 28q - 50qC
(1 + 5)/ qC
(1 + 1)/ qC
(1 + 1)/ qC
(5 + 1)/ qC
(5 + 1)/ qC
(8 + 1)/ qC
(8 + 1)/ qC
(8 + 1)/ qC
(8 + 1)/ qC
(8 + 1)/ qC
(8 + 1)/ qC
(8 + 1)/ qC
(70 + 1)/ qC
(385 + 1)/ qC
(8 + 1)/ qC
(8 + 1)/ qC
(8 + 1)/ qC
(8 + 1)/ qC
(8 + 1)/ qC
(8 + 1)/ qC
(35 +5)/ qC
(50 +5)/ qC
(50 +5)/ qC
(50 +5)/ qC
(50 +5)/ qC
(50 +5)/ qC
(50 +5)/ qC