4222V101-UK 13
Auxiliary supplies:
2-wire supply (terminal 44...43) ........................ 25...16 VDC / 0...20 mA
RTD, linear resistance and potentiometer input:
Input for RTD types:
Pt10, Pt20, Pt50, Pt100, Pt200, Pt250, Pt300, Pt400, Pt500, Pt1000
Ni50, Ni100, Ni120, Ni1000
Cable resistance per wire (max.), RTD............. 50
Ω
Sensor current, RTD ................................................ Nom. 0.2 mA
Effect of sensor cable resistance
(3- / 4-wire), RTD ..................................................... < 0.002
Ω
/
Ω
Sensor error detection, RTD ................................ Yes
Short circuit detection, RTD ................................ < 15
Ω
Basic values
Input
type
Basic
accuracy
Temperature
coefficient
mA
≤
±4 µA
≤
±0.4 µA / °C
Volt
≤
±20 µV
≤
±2 µV / °C
Pt100
≤
±0.2°C
≤
±0.01°C / °C
Linear resistance
≤
±0.1
Ω
≤
±0.01
Ω
/ °C
Potentiometer
≤
±0.1
Ω
≤
±0.01
Ω
/ °C
TC type:
E, J, K, L, N, T, U
≤
±1°C
≤
±0.05°C / °C
TC type: B, R, S,
W3, W5, LR
≤
±2°C
≤
±0.2°C / °C
EMC immunity influence ........................................... < ±0.5% of span
Extended EMC immunity:
NAMUR NE 21, A criterion, burst .......................... < ±1% of span
Input
type
Min.
value
Max.
value
Standard
Pt100
Ni100
Lin. resistance
Potentiometer
-200°C
-60°C
0
Ω
10
Ω
+850°C
+250°C
10000
Ω
100 k
Ω
IEC60751
DIN 43760
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