Siemens S7-300 appendix Technical data of digital outputs

Technical data of CPU 31xC 6.6 Technical data of the integrated I/O

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
• Of those are fast outputs		2	4	4	4
		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)
•	Horizontal assembly
	– up to 104 °F
		Max. 2.0 A	Max. 3,0 A	Max. 3,0 A	Max. 3,0 A
	– up to 60 °C	Max. 1,5 A	Max. 2.0 A	Max. 2.0 A	Max. 2.0 A
•	Vertical assembly
	– up to 104 °F
		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
•	Between the channels	No	Yes	Yes	Yes
	– In groups of	–	8	8	8
Permitted potential difference
•	Between different circuits	75 VDC / 60 VAC
Insulation test voltage		500 VDC
Current consumption
• with load voltage L+		Max. 50 mA	Max. 100 mA	Max. 100 mA	Max. 100 mA
Status, interrupts, diagnostics		CPU 312C	CPU 313C	CPU 313C-2	CPU 314C-2
Status display		green LED per channel
Interrupts		• no interrupts when operated as standard I/O
		• 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.

CPU 31xC and CPU 31x, Technical data	6-49
Manual, Edition 08/2004, A5E00105475-05