Weidmuller ACT20X - Manual (Page 47)

Product Installation / Operation, ACT20X-HUI-SAO (Universal Converter)
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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
0.2 mA
13 12 11
PTC
2-wire transmitter
Status r
elay N.C.
Status r
elay N.C.
Device status, Red/Gr
een
Potentiometer
Voltage
Current
R
TD and lin. R, connection,
wir
es
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-wir
e supply +
2-wir
e supply -
4...20 mA
Gnd.
CBX200 with Configuration Software
Illustration 7-11: Functional Block Diagram