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12.1 Technical Data
Analogue inputs
(measurement channels)
Measurement time
240 msec for all three channels
Input filter
digital second-order filter
filter time constant adjustable 0 — 10.0sec.
Thermocouples
Type
Fe-Con L
Fe-Con J
Cu-Con U
Cu-Con T
NiCr-Ni K
NiCr-Con E
NiCrSi-NiSi N
shortest span: 100°C
Measurement accuracy:
±0.1% referred to range limits. On Type J
this applies only from –200 °C upwards, on
Type U and T only from –150 °C, on Type K
only from –80 °C and on Types E und N only
from –100 °C upwards.
Type
Pt10Rh-Pt S
Pt13Rh-Pt R
Pt30Rh-Pt6Rh B
shortest span: 500 °C
Measurement accuracy:
±0.15% referred to range limits. On Type B
this applies only from 400 °C upwards, on
Types S and R only from 0 °C upwards.
Within the range limits the start and end of
range can be freely programmed in 0.1°C
steps.
12 Appendix
Range limits
–200
+900°C
–210
+1200°C
–200
+600°C
–270
+400°C
–270
+1372°C
–270
+1000°C
–270
+1300°C
Range limits
–50
+1768°C
–50
+1768°C
0
+1820°C
Cold junction
internal: Pt100
Accuracy of internal cold junction: ±1.0 °C
external: cold junction thermostat
The cold junction temperature is set in the
setup program to a constant value between
–20 and +100 °C.
external: Pt100 in 3-wire circuit
Resistance thermometers
Type
Range limits
Pt100
–200
Pt100
–200
Pt500
–200
Pt1000
–200
Ni100
–60
shortest span: 15 °C
Measurement accuracy:
Range
–200
+100°C
–200
+850°C
Within the range limits the start and end of
range can be freely programmed in 0.1°C
steps.
lead resistance:
3-wire circuit 30Ω max. per lead
2-wire circuit 15Ω max. per lead
measurement current:
0.4mA on Pt100 und Ni100
0.05mA on Pt 500 und Pt1000
Resistance transmitters
with 3-wire connection
3.9 kΩ max.
min.span: 6Ω
121
Linearisation
+850°C
IEC
+649°C
JIS
+850°C
IEC
+850°C
IEC
+180°C
2-wire
4-wire
3-wire
±0.4°C
±0.4°C
±0.8 °C
±0.5 °C
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