Dräger REGARD 39 0 Series Instructions For Use Manual page 273

5.7.3 4-20 mA
–
–
–
–
Rcable =
Rcable
Ifault
Itxr
Rcable =
®
REGARD
4-20 mA
4–20 mA
3
4-20 mA
100 mA
250 x 3.2
= 8 Ω
100
3900
REGARD
400 mA
0 V
250 x Ifault
Itxr
mA
mA
3.2 mA
®
3900
-
Ω
273