SIMATIC S7-300
Front connector
with screw contacts
40-pole
Connection method Screw terminals
Number of lines per connection 1;
Or 2 cables up to 0.75 mm² (total)
in a shared end sleeve
Tool Screwdriver, conical design, 3 mm to 3.5 mm
Nominal Voltage: 24 V DC
Operating Temperature: 0°C to +70°C (32°F to 158°F)
Storage Temperature: -40°C to +85°C (-40°F to +185°F)
Humidity: 5% to 95% non-condensing
