General information
Product type designation		Front connector
Ambient conditions
Ambient temperature during operation
● min.		0 °C
● max.		60 °C
Ambient temperature during storage/transportation
● min.		-40 °C
● max.		70 °C
Accessories
belongs to product		S7-300
connection method
Connection I/O signals
● Connection method		Screw terminals
● Number of lines per connection		1; Or 2 cables up to 0.75 mm² (total) in a shared end sleeve
Conductor cross-section in mm²
— Connectable cable cross-sections for massive cables, min.		0.14 mm²
— Connectable cable cross-sections for massive cables, min.		0.75 mm²
— Connectable cable cross-sections for flexible cables without end sleeve, min.		0.14 mm²
— Connectable cable cross-sections for flexible cables without end sleeve, max.		0.75 mm²
— Connectable cable cross-sections for flexible cables with end sleeve, min.		0.14 mm²
— Connectable cable cross-sections for flexible cables with end sleeve, max.		0.75 mm²
Conductor cross-section acc. to AWG
— Connectable cable cross-sections for massive cables, min.		24
— Connectable cable cross-sections for massive cables, min.		19
— Connectable cable cross-sections for flexible cables without end sleeve, min.		24
— Connectable cable cross-sections for flexible cables without end sleeve, max.		19
— Connectable cable cross-sections for flexible cables with end sleeve, min.		24
— Connectable cable cross-sections for flexible cables with end sleeve, max.		19
Wire end processing
— Stripped length of cables, min.		6 mm
— Stripped length of cables, max.		6 mm
— End sleeve acc. to DIN 46228 without plastic sleeve		Design A, 5 mm to 7 mm long
— End sleeve acc. to DIN 46228 with plastic sleeve		Design E, up to 6 mm long
Mounting
— Tool		Screwdriver, conical design, 3 mm to 3.5 mm
— Tightening torque, min.		0.4 N·m
— Tightening torque, max.		0.7 N·m
Dimensions
Width		21.6 mm
Height		125 mm
Depth		40.9 mm
Weights
Weight, approx.		137 g