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6 Annex
6 Annex
6.1 Technical data
6.1.1 Analog inputs
General
Thermocouples
Number Max. 18 (see connection diagram)
A/D converter 24 bit delta-sigma
Sampling rate Up to 18 channels: 125 ms
Input filter Digital filter, 2nd order; filter constant can be set from 0 to 100.0 s
Galvanic isolation See "Galvanic isolation"
Designation Type Standard ITS Measuring range Accuracy
a
Fe-CuNi "L" DIN 43710:1985-12 ITPS-68 -200 to +900 °C ≤ 0.1 %
Fe-CuNi "J" DIN EN 60584-1:2014 ITS-90 -210 to +1200 °C ≤ 0.1 % from -100 °C
Cu-CuNi "U" DIN 43710:1985-12 ITPS-68 -200 to +600 °C ≤ 0.1 % from -100 °C
Cu-CuNi DIN "T" DIN EN 60584-1:2014 ITS-90 -270 to +400 °C ≤ 0.1 % from -150 °C
NiCr-Ni DIN "K" DIN EN 60584-1:2014 ITS-90 -270 to +1372 °C ≤ 0.1 % from -80 °C
NiCr-CuNi "E" DIN EN 60584-1:2014 ITS-90 -270 to +1000 °C ≤ 0.1 % from -80 °C
NiCrSi-NiSi "N" DIN EN 60584-1:2014 ITS-90 -270 to +1300 °C ≤ 0.1 % from -80 °C
Pt10Rh-Pt "S" DIN EN 60584-1:2014 ITS-90 -50 to +1768 °C ≤ 0.1 % from 100 °C
Pt13Rh-Pt "R" DIN EN 60584-1:2014 ITS-90 -50 to +1768 °C ≤ 0.1 % from 100 °C
Pt30Rh-Pt6Rh "B" DIN EN 60584-1:2014 ITS-90 0 to 1820 °C ≤ 0.1 % from 600 °C
W5Re/W26Re "C" ASTM E230M-11 ITS-90 0 to 2315 °C ≤ 0.1 % from 500 °C
W3Re/W25Re "D" ASTM E1751M-09 ITS-90 0 to 2315 °C ≤ 0.1 % from 500 °C
W5Re/W20Re "A1" GOST R 8.585-2001 ITS-90 0 to 2500 °C ≤ 0.1 % from 500 °C
Chromel-Copel "L" GOST R 8.585-2001 ITS-90 -200 to +800 °C ≤ 0.1 % from -80°C
Chromel-Alumel GOST R 8.585-2001 ITS-90 -270 to +1372 °C ≤ 0.1 % from -80 °C
PLII (Platinel II) 0 to 1395 °C ≤ 0.1 %
Ambient temperature influ-
ence
≤ 100 ppm/K
Smallest measuring span Type L (Fe-CuNi), J, U, T, K, E, N, Chromel-Alumel, PLII: 100 K
Type S, R, B, C, D, A1, Chromel-Copel: 500 K
Measuring range start/end
Freely programmable within the limits, in increments of 0.1 K
Cold junction Internal (Pt100) or external (constant)
Cold junction accuracy (in-
ternal)
Option with 3 analog inputs (order codes 1 and 2): ± 1K
Option with 6 analog inputs (order code 3): ± 2K
Cold junction temperature
(external)
-30 to +85 °C (adjustable)
Base measuring range 20 to 70 mV
a
Accuracy refers to the maximum measuring range. Small measuring spans lead to reduced linearization accuracy.
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