Siemens S7-400 installation manual Cable grip

					Networking
Table 5-4 Features of the Fiber-Optic Cables, continued
	Description		SIMATIC NET PROFIBUS
		Plastic Fiber-Optic		Plastic Fiber-Optic	PCF Fiber-Optic
		Duplex Conductor		Standard Cable	Standard Cable
Cable grip		-		Kevlar fibers	Kevlar fibers
Maximum permissible tensile
force
•	Short-term	≤ 50 N		≤ 100 N	≤ 500 N
•	Continuous	Not suitable for		Not suitable for	≤ 100 N
		continuous tensile		continuous tensile	(At cable grip only,
		load		load	≤ 50 N at connector or
					single conductor)
Resistance to lateral pressure		≤ 35 N/ 10 cm		≤ 100 N/ 10 cm	≤ 750 N/ 10 cm
per 10 cm cable length
(short-term)
Bend radius
•	Single bend	≥ 30 mm		≥ 100 mm	≥ 75 mm
	(without tensile force)
•	Multiple bends	≥ 50 mm		≥ 150 mm	≥ 75 mm
	(with tensile force)	(flat side only)
Permissible environmental
conditions
•	Transport/storage	--30 _C to +70 _C		--30 _C to +70 _C	--30 _C to +70 _C
	temperature	0 _C to +50 _C		0 _C to +50 _C	--5 _C to +50 _C
•	Laying temperature
		--30 _C to +70 _C		--30 _C to +70 _C	--20 _C to +70 _C
•	Operating temperature
Resistance against
• Mineral oil ASTM no. 2,		Conditional1)		Conditional1)	Conditional1)
	grease or water				Conditional1)
•	UV radiation	Not UV-resistant		Conditional1)
Flame retardance		Flame retardant in accordance with the VW-1 flame test to UL 1581
Outer dimensions		2.2 4.4 mm		Diameter:	Diameter:
		± 0.01 mm		7.8 ± 0.3 mm	4.7 ± 0.3 mm
Weight		7.8 kg/km		65 kg/km	22 kg/km

1)Please ask your Siemens contact about specific applications.

Automation System S7-400	Hardware and Installation	5-25
A5E00850741-01