Banner Compact Plastic Style Safety Interlock Switches User Manual
Machine safety switches
SI-QS75 and SI-QS90 Series 75 mm and 90 mm Flat Pack Style
•
Positive opening safety contacts (IEC 60947-5-1) (not dependent upon
springs)
• Mechanically coded actuators use two independent operating elements to mini-
mize intentional tampering or defeat
• Rotating head allows actuator engagement from front or back or either of two top
positions
• Choice of four standard actuators; special high extraction force actuator is availa-
ble as option
• IEC IP65 switch housing rating may be increased to IEC IP67 with addition of
screw to wiring chamber door
• Insulated device (IEC 60947-5-1) on all models with plastic housings
Kit Model *
Actuator Type *
Interlock
Body *
Contact Configura-
tion (Actuator Engag-
ed)
Contact Configuration
(Actuator Removed)
Switching Dia-
grams
SI-QS90MD
SI-QS-SSA-4 In-
Line Stamped
SI-QS90D
One N.C. and One N.O. Contact
3.2 (0.13)
2.4 (0.09)
0 (0)
3.4 (0.13)
21.5 (0.85)
mm (in)
Engaged
Disengaged
Safety
Monitor
11-12
23-24
23
24
11
12
23
24
11
12
SI-QS90MFD (Di-
rect replacement for
models SI-
QS90MRHD and SI-
QS90MRVD)
SI-QS-SSU Flexible
SI-QS90MDHF
(High Force) **
SI-QS-SSA In-Line
Die-Cast
SI-QS90DHF
SI-QS90ME
SI-QS-SSA-4 In-
Line Stamped
SI-QS90E
Two N.C. Contacts
6.2 (0.24)
0 (0)
11-12
21-22
7.2 (0.28)
21.5 (0.85)
mm (in)
Engaged
Disengaged
Safety
Safety
21
22
11
12
21
22
11
12
SI-QS90MFE (Di-
rect replacement for
models SI-
QS90MRHE and SI-
QS90MRVE)
SI-QS-SSU Flexible
SI-QS90MEHF
(High Force) **
SI-QS-SSA In-Line
Die-Cast
SI-QS90EHF
Machine Safety Switches
P/N 049370 Rev. F
2/19/2013
0 049370
7