Siemens S7-300 - Technical Data

Technical data
A.2 Technical data
FM 352 electronic cam controller
166 Operating Instructions, 05/2011, A5E01071724-03
A.2 Technical data
Technical specifications
Dimensions and weights
Dimensions W x H x D (mm) 80 x 125 x 120
Weight Approx. 530 g
Current, voltage and power
Current consumption (from the backplane bus) max. 100 mA
Power loss Typically 8.1 W
Current consumption of encoders, digital inputs, and digital
outputs from L+ (no-load)
max. 200 mA (X1, terminal 1)
Supply of digital inputs and digital outputs
 Supply voltage: 24 V DC
(permissible range: 20.4 to 28.8 V)
 Permissible potential difference between input of ground
connection M (X1, terminal 2) and the central grounding
point (shield): 60 V AC; 75 V DC
 Insulation test voltage: 500 V DC
Encoder supply
 Horizontal installation of S7-300, 20 °C:
– 5.2 V/300 mA
– 24 V/300 mA
 Horizontal installation of S7-300, 60 °C:
– 5.2 V/300 mA
– 24 V/300 mA
 Vertical installation of S7-300, 40 °C:
– 5.2 V/300 mA
– 24 V/300 mA
 Encoder power supply 24 V, non-regulated (X2,
terminal 5)
 L+ -0.8 V
 Short-circuit protection: yes, thermal
 Encoder supply 5.2 V (X2, terminal 6)
short-circuit protection: Yes, electronic
 Permissible potential difference between input (ground)
and central ground connection of the CPU: 1 V DC
Load voltage polarity reversal protection No