PICO-GUARD
™
Fiber Optic Safety Interlock Switches
Models SFI-A1ED and SFI-D1EDPXT.. with Extreme-Duty Stainless Steel
Housing
Printed in USA
01/06
P/N 120125 rev. A
These fiber optic safety switches are intended to be used with PICO-GUARD series controllers in
personnel safety and equipment-protection applications.
Features and Description
• Compact, non-contact, easy-to-install means of interlocking doors, guards, gates, and covers
• Uses Banner 2.2 mm OD plastic fiber optic cable (1 mm core)
• Designed to meet Safety Category 4 applications with one switch pair per guard (per ISO13849-1)
• Impact- and chemically-resistant stainless steel and glass construction with PTFE-coated fiber
• Environmental rating of IEC IP67
• Attenuator available (see p/n 109910) for reducing excess gain in short-run applications
• Splice available for easy connection of two fiber sections (see p/n 109910)
Operating Distance
1-50 mm (0.04" - 2") max.
Switching Distance
See Figure 1.
Mounting
Holes for M6 screws (mounting hardware not included)
Construction
316 Stainless steel housing, glass window, PTFE sheathed plastic fiber
Temperature Range
0˚ to +70˚ C (+32˚ to 158˚F)
Max. Relative Humidity
95% (non-condensing)
Environmental Rating
IEC IP67
Refer to PICO-GUARD Controller Manual
(p/n 69761) and PICO-GUARD Application
and Design Guide (p/n 69763) for complete
installation and operation information.
Dimensions
Warning ...
Avoid
Misapplication of this Product
PICO-GUARD optical elements
must be properly installed and
interfaced with a PICO-GUARD Fiber Optic
Controller to be considered a safeguard.
See the PICO-GUARD Controller Instruction
Manual (p/n 69761) and the PICO-GUARD
Application and Design Guide (p/n 69763)
for complete installation instructions,
maintenance instructions, and application
limitations.
Use of a Banner PICO-GUARD Fiber Optic
Safety Interlock Switch is generally not
allowed for:
• Establishing a beam for presence-sensing
safeguarding (e.g., perimeter guarding),
• Linear (parallel) movement along the
optical axis (see Figure 2 and the
Application and Design Guide), or
• Machinery with long stopping time and
without a guard-locking mechanism.
Follow all installation and maintenance
instructions with extreme care.
The user is
responsible for following all local, state, and
national laws, rules, codes, and regulations
relating to the use of this safeguarding
system in any particular application.
!
Specifications
Model
Fiber Length
SFI-D1EDPXT6
1.8 m (6')
SFI-D1EDPXT15
4.5 m (15')
SFI-D1EDPXT30
9.0 m (30')
SFI-D1EDPXT50
15.3 m (50')
SFI-A1ED
–
Models
MM
MM
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CSINK
MM
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!CCOMMODATES
-HARDWARE
MM
MM
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MM
!CCOMMODATES
-HARDWARE
MM
CSINK
MM
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Model SFI-A1ED
SFI-D1EDPXT.. Models
