SIEMENS
12/93
Siemens IC 10 · 2017
* You can order this quantity or a multiple thereof.
Illustrations are approximate
SIRIUS 3SF1 Mechanical Safety Switches for AS-Interface
3SF1, plastic enclosures, enclosure width 31 mm according to EN 50047 / 50 mm
12
■
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
q
Positive opening according to IEC 60947-5-1, Appendix K, or
positively driven actuator, for use in safety circuits.
1)
For enclosures with widths of 31 mm and 50 mm, the basic switch is a
complete unit with rounded plungers.
Note:
For the selection aid,
see page 12/15
.
Version
Contacts
LEDs
SD
Modular system
PU
(UNIT,
SET, M)
PS*
PG
d
Article No.
Price
per PU
Basic switches (with rounded plunger
1)
)
Enclosure width 31 mm acc. to EN 50047
3SF1234-1KC05-1BA1
With teflon plunger
With M12 connector socket, 4-pole
channel 1 on NC contact
channel 2 on NC contact
Slow-action contacts
2 NC
24 V DC
q
5
3SF1234-1KC05-1BA1
1
1 unit
42A
Snap-action contacts
2 NC
24 V DC
q
5
3SF1234-1LC05-1BA1
1
1 unit
42A
Basic switches (with rounded plunger
1)
)
Enclosure width 50 mm
3SF1244-1KC05-1BA2
With teflon plunger
With M12 connector socket, 4-pole
channel 1 on NC contact
channel 2 on M12 socket, right
Slow-action contacts
1 NC
24 V DC
q
5
3SF1244-1KC05-1BA2
1
1 unit
42A
Snap-action contacts
1 NC
24 V DC
q
5
3SF1244-1LC05-1BA2
1
1 unit
42A
© Siemens AG 2016