Siemens CPU 312C

Technical data of CPU 31x
7.8 CPU 319-3 PN/DP
CPU 31xC and CPU 31x, Technical Data
7-50 Manual, 01/2006 Edition, A5E00105475-06
Technical data
Nesting levels 8
System functions (SFC) See the Instruction List
System function blocks (SFB) See the Instruction List
User program protection Yes
Dimensions
Mounting dimensions W x H x D (mm) 120 x 125 x 130
Weight 1250 g
Supply voltage
Power supply (rated value) DC 24 V
• Lower limit of admissible range (DC)
20.4 V
• Upper limit of admissible range (DC)
28.8 V
Voltages and currents
• External fusing of power supply lines
(recommended)
Min. 2 A
Current consumption
• Making current, typically
4 A
• I
2
t
1.2 A
2
s
• Current consumption (no-load operation),
typically
0.4 A
• Power consumption (nominal value), typically
1.05 A
• Power loss, typically
14 W