Siemens SIMATIC Distributed I/O System DP/ASi Link Spécifications télécharger pdf (Page 16)

AS-Interface

ASIsafe

3SF1 position switches

Plastic enclosures

6/16

Siemens IK PI · 2009

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Selection and ordering data

Modular system

For the ASIsafe version of the position switch, the basic switch

and actuator must be ordered separately.

1 or 2 contacts · 3 LEDs · Degree of protection IP65 (31 mm) or IP66/IP67 (50 mm) · M12 connector socket

qPositive opening according to IEC 60947-5-1, Appendix K, or

positively driven actuator, usable in safety circuits.

On the plastic version the basic switch is a complete unit

with rounded plunger.

Version Contacts LEDs Order No.

Basic switches (with rounded plunger

) · Enclosure width 31 mm according to EN 50047

ASIsafe basic switch

With teflon plunger,

with M12 plug, 4-pole;

channel 1 on NC contact,

channel 2 on NC contact

• Slow-action contacts 2 NC 24 V DC

3SF1 234-1KC05-1BA1

• Snap-action contacts 2 NC 24 V DC

3SF1 234-1LC05-1BA1

Basic switches (with rounded plunger

) · Enclosure width 50 mm

ASIsafe basic switch

With teflon plunger,

with M12 plug, 4-pole,

channel 1 on NC contact,

channel 2 on M12 socket, right

• Slow-action contacts 1 NC 24 V DC

3SF1 244-1KC05-1BA2

• Snap-action contacts 1 NC 24 V DC

3SF1 244-1LC05-1BA2

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Siemens SIMATIC Distributed I/O System DP/ASi Link Spécifications Page 16