Siemens SIMATIC S7-300 Reference Manual page 210
Programmable logic controllers module data
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Also See for SIMATIC S7-300:
- Manual (676 pages) ,
- Installation and operating manual (356 pages) ,
- Hardware and installation manual (256 pages)
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Analog Modules
Table 4-1
Analog Input Modules: Characteristics at a Glance
Module
AI 8 x 16 bits
Char-
acter-
istics
Number of
8 inputs in 4
inputs
channel groups
Resolution
Adjustable for each
channel group:
•
15 bits + sign
Measuring
Adjustable for each
channel group:
Method
•
Voltage
•
Current
Selection of
Arbitrary, per
measuring
channel group
range
Supports
No
clocked
operation
Programmable
Yes
diagnostics
Diagnostic
Adjustable
interrupt
Limit value
Adjustable for
monitoring
2 channels
Hardware
Adjustable
interrupt upon
limit violation
Hardware
No
interrupt at end
of cycle
Potential
Galvanic isolation
relationships
to:
•
CPU
Permitted
50 VDC
potential
difference
between the
inputs (ECM)
Special
–
Features
Sign
Sign
2-DMU
2-wire transmitter
4-4
SM 331;
SM 331;
AI 8 x 16 bits
(-7NF00-)
(-7NF10-)
8 inputs in 4
channel groups
Adjustable for each
channel group:
•
15 bits + sign
Adjustable for each
channel group:
•
Voltage
•
Current
Arbitrary, per
channel group
No
Yes
Adjustable
Adjustable for
8 channels
Adjustable
Yes
Galvanic isolation
to:
•
CPU
60 VDC
-
SM 331;
AI 8 x 14 bits
High Speed
(-7HF0x-)
8 inputs in 4
channel groups
Adjustable for each
channel group:
•
13 bits + sign
Adjustable for each
channel group:
•
Voltage
•
Current
Arbitrary, per
channel group
Yes
Yes
Adjustable
Adjustable for
2 channels
Adjustable
No
Galvanic isolation
to:
•
CPU
•
Load voltage (not
for 2-DMU)
11 VDC
–
Programmable Logic Controllers S7-300 Module Data
SM 331;
AI 8 x 13 bits
(-1KF01-)
8 inputs in 8
channel groups
Adjustable for each
channel group:
•
12 bits+sign
Adjustable for each
channel:
•
Voltage
•
Current
•
Resistors
•
Temperature
Arbitrary,
per channel
No
No
No
No
No
No
Galvanic isolation
to:
•
CPU
2.0 VDC
–
A5E00105505-03
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