ABB ECA06 - Page 33

Chapter 2: Installation 2.4 Electrical Installation
493-0736-11 (6-2) 33
Figure 14 Two-wire connection with 24 v supply from the controller.
Figure 15 Separately supplied sensor with output signal electrically connected to ground.
Transmitter
signal
+
–
J2
J1
250 Ω
AI1
+
–
z32
z30
z2
d16
d24
z10
d2
Transmitter
signal
–
+
J2
J1
250 Ω
AI1
+
–
z32
z30
z2
d16
d24
z10
d2
supply
EXT