Rockwell Automation Allen-Bradley GuardShield 450L-B4FNxYD

Rockwell Automation Publication 450L-UM001D-EN-P - December 2019 189
Appendix A
Specifications
This appendix provides the specifications for 450L-B and 450L-E safety light
curtains.
Safety Ratings
Operating Characteristics
Table 70 - Safety Ratings
Attribute Value
Standards IEC 61508, EN/ISO 13849-1, IEC 62061, UL 508 (for more details, see the Product
Certification link at http://www.rockwellautomation.com/global/certification/
overview.page for Declaration of Conformity)
Safety classification Type 4 according to IEC 61496-1/-2
Up to PLe (Category 4) per ISO 13849-1,
SIL 3 per IEC 61508
SILcl 3 per IEC 62061
Laser alignment of 450L-E safety light curtain: Laser class 2 according to IEC 60285-1.
Functional safety data 450L-B; Pair (including any connection plug-in)
• PFHD: 12.7 10-9
•Mission time/PTI: 20 years
• Mode of operation: High demand mode
450L-E: Pair (including any connection plug-in)
• Pair: PFHD: 12.7 10
-9
• Cascading plug-in PFHD: 0.96 10
-9
•Mission time/PTI: 20 years
• Mode of operation: High demand mode
Table 71 - Operating Characteristics
Attribute Value
Switch function OSSDs enable (on, high, 24V DC) when protective field not interrupted
Protective field length 150…1950 mm (5.91…76.77 in.) in 150 mm (5.91 in.) increments
Resolution Finger: 14 mm (0.56 in.); Hand: 30 mm (1.19 in.)
Number of active lenses (see Table 9 on
page 23)
Finger: 16 per 150 mm (5.91 in.) increment;
Hand: 8 per 150 mm (5.91 in.) increment
Operating range 450L-B:
• Resolution 14 mm (0.56 in.): 0.5…4 m (1.64…13.12 ft)
• Resolution 30 mm (1.19 in.): 0.9…7.0 m (2.95…22.97 ft)
• Reduced operating range (selected with DIP switch):
– Resolution 14 mm (0.56 in.): 0.9…2 m (2.95…6.56 ft)
– Resolution 30 mm (1.19 in.): 1.2…3.5 m (3.94…11.48 ft)
450L-E:
• Resolution 14 mm (0.56 in.): 0.5…9 m (1.64…29.53 ft)
• Resolution 30 mm (1.19 in.): 0.9…16.2 m (2.95…53.15 ft)
• Reduced operating range (selected with DIP switch):
– Resolution 14 mm (0.56 in.): 0.9…4.5 m (2.95…14.76 ft)
– Resolution 30 mm (1.19 in.): 1.2…8.0 m (3.94…26.25 ft)