Technical data of CPU 31xC
6.6 Technical data of the integrated I/O
CPU 31xC and CPU 31x, Technical Data
Manual, 01/2006 Edition, A5E00105475-06
6-47
6.6.7 Digital outputs
Introduction
This chapter contains the specifications for the digital outputs of CPUs 31xC.
The table includes the following CPUs:
• under CPU 313C-2, the CPU 313C-2 DP and CPU 313C-2 PtP
• under CPU 314C-2, the CPU 314C-2 DP and CPU 314C-2 PtP
Fast digital outputs
Technological functions use fast digital outputs.
Technical data
Table 6-13 Technical data of digital outputs
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 outputs 6 16 16 16
2 4 4 4
• Of those are fast outputs
Caution:
You cannot connect the high-speed outputs of your CPU in parallel.
Cable length
• Unshielded
Max. 600 m
• Shielded
Max. 1000 m
Voltage, currents, potentials CPU 312C CPU 313C CPU 313C-2 CPU 314C-2
Rated load voltage L+ 24 VDC
• Polarity reversal protection
No
Total current of outputs (per group)
Max. 2,0 A Max. 3,0 A Max. 3,0 A Max. 3,0 A
• Horizontal assembly
– Up to 40° C
– up to 60 °C
Max. 1,5 A Max. 2,0 A Max. 2,0 A Max. 2,0 A
• Vertical assembly
– Up to 40° C
Max. 1,5 A Max. 2,0 A Max. 2,0 A Max. 2,0 A
Electrical isolation
• Between channels and the backplane bus
Yes
No Yes Yes Yes
• Between the channels
– In groups of
– 8 8 8
Permitted potential difference
• Between different circuits
75 VDC / 60 VAC
Insulation test voltage 500 VDC
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