Siemens Simatic S7-300 CPU 31xC and CPU 31x S7-300 - Manual (Page 137)

Technical data of CPU 31xC
6.5 CPU 314C-2 PtP and CPU 314C-2 DP
CPU 31xC and CPU 31x, Technical data
Manual, Edition 08/2004, A5E00105475-05
6-27
Technical data
CPU 314C-2 PtP CPU 314C-2 DP
Integrated functions
Counters 4 channels (see the Manual Technological Functions )
Frequency counters 4 channels, max. 60 kHz (see the Manual Technological Functions )
Pulse outputs 4 channels for pulse width modulation, max. 2.5 kHz (see the Manual
Technological Functions )
Controlled positioning 1 channel (see the Manual Technological Functions )
Integrated "Controlling" SFB PID controller (see the Manual Technological Functions )
Dimensions CPU 314C-2 PtP CPU 314C-2 DP
Mounting dimensions W x H x D (mm) 120 x 125 x 130
Weight
approx. 676 g
Voltages and currents CPU 314C-2 PtP CPU 314C-2 DP
Power supply (rated value) 24 VDC
• Permitted range 20.4 V to 28.8 V
Current consumption (no-load
operation)
Typically 150 mA
Inrush current Typically 11 A
Power consumption (nominal value) 800 mA 1000 mA
I 2 t 0.7 A 2 s
External fusing of power supply lines
(recommended)
LS switch type C min. 2 A,
LS switch type B min. 4 A
Power loss Typically 14 W