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RTD Specifications
Table 11
lists the specifications for RTD channels on the TEMPpoint and MEASURpoint
instruments.
RTD types (software-selectable)
A/D converter resolution
Sample rate
Supported temperature range
Current source
Absolute current:
Drift:
Drift per year:
Internal reference
Thermal disturbance channel-to-channel
Supported RTD alpha curves
a. Older versions of this instrument may support a maximum sampling rate of 7.5 Samples/s.
Table 12
lists the RTD alpha curves that are supported by RTD channels.
Alpha (Average Temperature
Coefficient of Resistance (/° C))
0.00385
0.00392
Table 11: RTD Specifications
Feature
Table 12: Supported RTD Alpha Curves
Nominal
Resistance at 0° C
100
98.129
Specifications
Ω
Ω
Platinum 100
, 500
, and 1000
24-bits
a
10 Samples/s
–200 to +850° C (European standard)
μ
425
A, ±0.5% at 25° C (calibrated in firmware)
10 ppm/° C maximum
± 100 ppm typical
+1.250 ±0.002 V
None
See
Table 12 on page 111
Organization
Ω
British Standard
Deutschen Institut
fur Normung
Ω
Scientific Appartus
Manufacturers of
America
Specifications
Ω
Standard
BS1904: 1984
DIN 43760: 1980
SAMA
RC-4-1966
111
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