Rockwell Tools 1756-M08SE, 1756-M03SE manual Data rate, Cycle time

16ControlLogix SERCOS interface Module

Description	Value
Number of Drives	1756-M03SE	Up To 3 SERCOS interface drives
	1756-M08SE	Up to 8 SERCOS interface drives
	1756-M16SE	Up to 16 SERCOS interface drives
	1756-M08SEG	Up to 8 SERCOS interface drives. You
		must use drives that are Extended Pack
		Profile compliant.
SERCOS interface	1756-M03SE	4 Mbits or 8 Mbits per second
Data Rate
	1756-M08SE	4 Mbits or 8 Mbits per second
	1756-M16SE	4 Mbits or 8 Mbits per second
	1756-M08SEG	4 Mbits per second
SERCOS interface	Important: Only Kinetix 6000 drives let you use a 0.5 ms cycle time.
Cycle Time
	Data rate	Number of drives	Cycle time
	4 Mb	up to 2	0.5 ms
		up to 4	1 ms
		up to 8	2 ms
		You can’t use more than 8 drives at a 4 Mb
		data rate.
	8 Mb	up to 4	0.5 ms
		up to 8	1 ms
		up to 16	2 ms
Plastic Fiber Optic	Transmission Range	1-32 meters
Cable
	Core Diameter	980μm ± 60μm
	Cladding Diameter	1000μm ± 60μm
	Cable Attenuation	140 dB/km @ 650nm
	Operating Temperature	-55 to 85° C
	Connector	F-SMA standard screw-type connector
	Bend Radius	2.5 cm

Publication 1756-IN572G-EN-P - May 2005