Weidmüller ACT20X - Page 46

46 1066540000/00/02.09
EEPROM
CPU
+
-
+
-
Tx
I+
mA mA
CPU /
Safety
D / A
51
44 42 41
52 54 53
43
4
3
2
+
-
CPU
FLASH
V
loop
A / D
MUX
14 24 23 22 21
PTC
10 Ω
0.2 mA
13 12 11
PTC
2-wire transmitter
Status relay N.C. Status relay N.C.
Device status, Red/Green
Potentiometer
Voltage
Current
RTD and lin. R,
connection,
wires TC
Supply - Supply
Relay N.O.
Supply +24 VDC
Gnd.
Channel 1 status, Red Channel 2 status, Red
CJC on PCB
Relay N.O.
2-wire supply + 2-wire supply -
4...20 mA
Gnd.
CBX200 with Configuration Software
Illustration 7-11: Functional Block Diagram