Siemens sitrans PROBE LU - Page 9

7ML19985JB02 SITRANS Probe LU (PROFIBUS PA) – INSTRUCTION MANUAL Page 3
mmmmm
Probe LU (PROFIBUS PA)
FB Function Block
I
i
Input current mA
I
o
Output current mA
IS Intrinsically Safe safety approval
L
i
Internal inductance mH
LTB Level Transducer Block
µs microsecond 10
-6
Second
PBT Polybutylene Terephthalate
PEI Polyether Imide
PLC
Programmable Logic
Controller
PVDF Polyvinylidene fluoride
ppm parts per million
PV Primary Value measured value
SELV Safety Extra Low Voltage
SV Secondary Value equivalent value
TVT Time Varying Threshold sensitivity threshold
U
i
Input voltage V
U
o
Output voltage V
Short
form
Long Form Description Units