Omega 27 用户手册
31
Current
Sensor
Unit
Source
DMM
Step
Select
Output
Input
Adjust
Verify
Reading*
1
RTD-100
1562.0°F
1mA
P38
0.39026v
2
RTD-100
32.0°F
1mA
√
0.10000
±0.00003v
3
RTD-100
–328.0°F
1mA
√
0.01849
±0.00006v
4
RTD-1000
1562.0°F
100µA
P51
0.39026v
5
RTD-1000
32.0°F
100µA
√
0.10000
±0.00003v
6
1,000
Ω
900.00
Ω
1mA
√
0.90000
±0.00010v
7
1,000
Ω
1.00
Ω
1mA
√
0.00100
±0.00010v
8
10,000
Ω
9,000.0
Ω
100µA
√
0.90000
±0.00010v
9
10,000
Ω
10.0
Ω
100µA
√
0.00100
±0.00010v
Table 4: Calibration of Calibrator-Mode Resistance Functions
(RTD-100/1000)
* exclusive of noise.
Sensor
Unit
Unit
Step
Select
Input
Adjust
Verify
Reading*
1
RTD-100
390.26
Ω
P1
1562.0°F
2
RTD-100
100.00
Ω
√
32.0±0.3°F
3
RTD-100
18.49
Ω
√
–328.0±0.5°F
4
1,000
Ω
900.00
Ω
P1
900.00
Ω
5
1,000
Ω
1.00
Ω
√
1.00±0.20
Ω
6
100,000
Ω
90,000
Ω
P1
90,000
Ω
7
100,000
Ω
100
Ω
√
100±20
Ω
8
Thermistor
47.0
Ω
P1
293.0°F
9
Thermistor
2252
Ω
√
77.0±0.2°F
10
Thermistor
75,790
Ω
√
–40.0±0.2°F
Table 5: Calibration of Meter-Mode Resistance Functions
(RTD-Thermistor)
* exclusive of noise.