7-22
Section 7: Model 9100: Specifications
Final Width = 215mm
7.15
RTD Temperature Specifications
7.15.1 RTD Temperature Accuracy *
To calculate accuracy in units of
°
F (Fahrenheit) and K (Kelvin), see the note in sub-sect. 7.14 (Thermocouple Specifications).
7.15.3 Other RTD Temperature Specifications
Maximum Measurement Voltage:
10V;
I
measure
x R
actual
:
≤
10V
Settling Time:
to within 10% of accuracy : <0.08s
4-wire Lead Compensation:
Max total lead resistance :
50
Ω
Nominal lead resistance rejection: 10000:1
7.15.2 Spans of UUT Source Currents
Hardware Configuration Limits
Source Current Limits
on Span of Output Resistance
UUTi Low
UUTi High
UUTi Super
00.0000
Ω
to 40.0000
Ω
250
µ
A to 3.5mA
2.5mA to 35mA
25mA to 350mA
040.001
Ω
to 400.000
Ω
25
µ
A to 320
µ
A
250
µ
A to 3.5mA
2.5mA to 35mA
0.40001 k
Ω
to 4.00000 k
Ω
25
µ
A to 320
µ
A
250
µ
A to 3.5mA
2.5mA to 35mA
04.0001 k
Ω
to 10.0000 k
Ω
†
2.5
µ
A to 32
µ
A
25
µ
A to 350
µ
A
250
µ
A to 3.5mA
† =
Resistance span used when the nominal operating point of the detector is raised, to give resistance values above
4k
Ω
for certain temperature readings.
Temperature Output
Accuracy * :
±
(% of Floor)
1Year — Tcal
±
5
°
C
[1]
Resistance at 0
°
C =
Resistance at 0
°
C =
Resistance at 0
°
C =
10
Ω
- 60
Ω
60
Ω
- 1k
Ω
1k
Ω
- 2k
Ω
-200
°
C to -100
°
C
0.00 + 0.225
°
C
0.00 + 0.15
°
C
0.00 + 0.12
°
C
-100
°
C to +100
°
C
0.00 + 0.15
°
C
0.00 + 0.10
°
C
0.00 + 0.08
°
C
+100
°
C to +630
°
C
0.00 + 0.30
°
C
0.00 + 0.20
°
C
0.00 + 0.16
°
C
+630
°
C to +850
°
C
0.00 + 0.45
°
C
0.00 + 0.30
°
C
0.00 + 0.24
°
C
*
=
Accuracy figures apply to Output Temperature
vs Resistance curves PT385 or PT392
and to Temperature Scales IPTS-68
or ITS-90 as selected by the user:
PT385, IPTS-68 as per IEC751.
PT392, IPTS-68 as per SAMA.
PT385, ITS-90 as per IEC751 amendment 2.
PT392, ITS-90 as per NIST monograph 175 corrections (90-68).
NOTES: [1]
Tcal = temperature at calibration. Factory calibration temperature = 23
°
C.