12. Specifications
12. Specifications
Measuring element
Type of measuring element
Version 4 ... 20 mA (TR33-Z-TT) Pt1000
Version Pt100 (TR33-Z-Px) /
Pt1000 (TR33-Z-Sx)
Connection method
Version 4 ... 20 mA (TR33-Z-TT) 2-wire
Version Pt100 (TR33-Z-Px) /
Pt1000 (TR33-Z-Sx)
Tolerance value of the measuring element
Version 4 ... 20 mA (TR33-Z-TT) Class A
Version Pt100 (TR33-Z-Px) /
Pt1000 (TR33-Z-Sx)
Accuracy specifications (4 ... 20 mA version)
Tolerance value of the measuring
element
per IEC 60751
1)
Measuring deviation of the
transmitter per IEC 62828
Total measuring deviation
per IEC 62828
Influence of the ambient
temperature
Influence of the supply voltage
Influence of the load
WIKA operating instructions model TR33
(measuring current < 0.3 mA; self-heating
can be ignored)
Pt100 (measuring current: 0.1 ... 1.0 mA)
■
Pt1000 (measuring current: 0.1 ... 0.3 mA)
■
2-wire
3-wire
4-wire
per IEC 60751
1)
Class A
■
Class B at 2-wire
■
Class A
±0.25 K
Measuring deviation of the measuring
element + transmitter
0.1 % of the set measuring span / 10 K T
±0.025 % / V (depending on the supply
voltage U
)
B
±0.05 % / 100 Ω
EN
a
27