Siemens Simatic S7-300 - Page 389

Analog Modules
4-183
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
Terminal connection diagram and block diagram of the SM 332; AO 2 x 12 bits
Current
output
QI
0
M
ANA
QI
1
M
ANA
CH0
CH1
Voltage
outputs
QV
0
S
0
*
S
0 +
M
ANA
QV
1
S
1 +
S
1
*
M
ANA
CH0
CH1
SF
Fault indicator – red
Internal
supply
Isolation
Backplane
bus
interface
SF
L +
24V
DAC
M
M
Figure 4-54 Module View and Block Diagram of the Analog Output Module SM 332; AO 2 12 bits