
GB
11258421.09
01/2012
GB/D
40
WIKA operating instructions temperature transmitter T32.xS
10.3 Safety values
10.3.1 Sensor circuit (terminals 1 to 4)
Parameters
Model T32.xx.0IS Model T32.xx.0NI
Voltage Uo
DC 6.5 V
DC 3.1 V
Strength of current Io
9.3 mA
0.26 mA
Power Po
15.2 mW /Ω
1 mW
Voltage Ui
n. a.
n. a.
Strength of current li
n. a.
n. a.
Power Pi
n. a.
n. a.
Effective internal capacitance Ci 208 nF
208 nF
Effective internal inductance Li
negligible
negligible
Max. external
capacitance C
o
IIC
24 µF
1)
1,000 µF
IIB iaD 570 µF
1)
IIA
1,000 µF
1)
Max. external
inductance L
o
IIC
365 mH
1,000 mH
IIB iaD 1,644 mH
IIA
3,288 mH
Max. inductance/
resistance ratio L
o
/R
o
IIC
1.44 mH/Ω
9 mH/Ω
IIB iaD 5.75 µH/Ω
IIA
11.5 µH/Ω
Characteristic curve
linear
n. a. = not applicable
1) Ci already incorporated
Notes:
Uo: max. voltage of any conductor against the other three conductors
Io: max. current of three conductors parallel to the fourth conductor or any other combination
Po: max. power of three conductors parallel to the fourth conductor or any other combination
10. Notes for mounting, operating in ...