Technical data of CPU 31xC
6.6 Technical data of the integrated I/O
CPU 31xC and CPU 31x, Technical data
Manual, Edition 08/2004, A5E00105475-05
6-47
Technical data
Table 6-12 Technical data of digital inputs
Technical data
CPU 312C CPU 313C CPU 313C-2 CPU 314C-2
Module-specific data CPU 312C CPU 313C CPU 313C-2 CPU 314C-2
Number of inputs 10 24 16 24
• Number of these inputs which can be used
for technological functions
8 12 12 16
Cable length
• Unshielded
For standard DI: Max. 600 m
For technological functions: No
For standard DI: Max. 1000 m
For technological function at max. counting frequency
• Shielded
100 m 100 m 100 m 50 m
Voltage, currents, potentials CPU 312C CPU 313C CPU 313C-2 CPU 314C-2
Rated load voltage L+ 24 VDC
• Polarity reversal protection
Yes
Number of inputs which can be controlled
simultaneously
• Horizontal assembly
– up to 104 °F
– up to 60 °C
10
5
24
12
16
8
24
12
• Vertical assembly
– up to 104 °F
5
12
8
12
Electrical isolation
• Between channels and the backplane bus
Yes
• Between the channels
No
Permitted potential difference
• Between different circuits
75 VDC / 60 VAC
Insulation test voltage 500 VDC
Current consumption
• On load voltage L+ (no-load)
– Max. 70 mA Max. 70 mA Max. 70 mA
Status, interrupts, diagnostics CPU 312C CPU 313C CPU 313C-2 CPU 314C-2
Status display green LED per channel
Interrupts
• Yes, if the corresponding channel is configured as interrupt input
• For using technological functions, please refer to the
Technological
Functions
Manual.
Diagnostics functions
• no diagnostics when operated as standard I/O
• For using technological functions, please refer to the
Technological
Functions
Manual.
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