Keithley 2700 User Manual

Model 2700 Multimeter/Switch System User’s Manual Temperature Equations F-3
Table F-2
Type E inverse function polynomial
-200°C to 0°C
(-8,825µV to 0µV)
0°C to 1,000°C
(0µV to 76,373µV)
c
0
= 0.0 0.0
c
1
= 1.697 728 8 × 10
-2
1.705 703 5 × 10
-2
c
2
= -4.351 497 0 × 10
-7
-2.330 175 9 × 10
-7
c
3
= -1.585 969 7 × 10
-10
6.543 558 5 × 10
-12
c
4
= -9.250 287 1 × 10
-14
-7.356 274 9 × 10
-17
c
5
= -2.608 431 4 × 10
-17
-1.789 600 1 × 10
-21
c
6
= -4.136 019 9 × 10
-21
8.403 616 5 × 10
-26
c
7
= -3.403 403 0 × 10
-25
-1.373 587 9 × 10
-30
c
8
= -1.156 486 0 × 10
-29
1.062 982 3 × 10
-35
c
9
= -3.244 708 7 × 10
-41
Error: 0.03°C to -0.01°C 0.02°C to -0.02°C
t
90
= c
0
+ c
1
E + c
2
E
2
+ c
3
E
3
... c
i
E
i
where: t
90
is the calculated temperature in °C.
E is the measured voltage in microvolts.
Table F-3
Type J inverse function polynomial
-210°C to 0°C
(-8,095µV to 0µV)
0°C to 760°C
(0µV to 42,919µV)
760°C to 1,200°C
(42,919µV to 69,553µV)
c
0
= 0.0 0.0 -3.113 581 87 × 10
3
c
1
= 1.952 826 8 × 10
-2
1.978 425 × 10
-2
3.005 436 84 × 10
-1
c
2
= -1.228 618 5 × 10
-6
-2.001 204 × 10
-7
-9.947 732 30 × 10
-6
c
3
= -1.075 217 8 × 10
-9
1.036 969 × 10
-11
1.702 766 30 × 10
-10
c
4
= -5.908 693 3 × 10
-13
-2.549 687 × 10
-16
-1.430 334 68 × 10
-15
c
5
= -1.725 671 3 × 10
-16
3.585 153 × 10
-21
4.738 860 84 × 10
-21
c
6
= -2.813 151 3 × 10
-20
-5.344 285 × 10
-26
c
7
= -2.396 337 0 × 10
-24
5.099 890 × 10
-31
c
8
= -8.382 332 1 × 10
-29
Error: 0.03°C to -0.05°C 0.04°C to -0.04°C 0.03°C to -0.05°C
t
90
= c
0
+ c
1
E + c
2
E
2
+ c
3
E
3
... c
i
E
i
where: t
90
is the calculated temperature in °C.
E is the measured voltage in microvolts.

Keithley 2700 Specifications

General

Type	Digital Multimeter
Measurement Functions	DC Voltage, AC Voltage, DC Current, AC Current, Resistance, Frequency, Temperature
DC Voltage Range	100 mV to 1000 V
AC Voltage Range	100 mV to 750 V
Frequency Range	3 Hz to 500 kHz
Temperature Range	-200°C to +1372°C
Display	Vacuum Fluorescent Display
Connectivity	IEEE-488, RS-232
Channels	10
Power Supply	100V to 240V AC, 45Hz to 66Hz
DC Current Range	10 µA to 3 A
AC Current Range	10 µA to 3 A
Temperature Measurement	Thermocouple, RTD