Performance Curves - Banner LE250 Quick Start Manual

Environmental Rating
IEC IP67, NEMA 6
Operating Conditions
Temperature: −20 °C to +55 °C (−4 °F to +131°F)
Humidity: 90% at +55 °C maximum relative humidity (non-
condensing)
Storage Temperature
−30 °C to +65 °C (−22 °F to +149 °F)
Vibration/Mechanical Shock
All models meet Mil. Std. 202 G requirements method 201A. Also
meets IEC 60947-5-2.
Application Note
For optimum performance, allow 10 minutes for the sensor to
warm up
Certifications
UL Environmental Rating: Type 1

Performance Curves

LE250 Dual Discrete Models
0.6
Response Time
0.5
0.4
0.3
0.2
0.1
0
100
DISTANCE (mm)
Figure 14. Repeatability (90% to 6% reflectance)
8
Industrial
Control
Equipment
3TJJ
Fast
Standard
Medium
Slow
200 300 400
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®
L-GAGE
Required Overcurrent Protection
WARNING: Electrical connections
must be made by qualified
personnel in accordance with local
and national electrical codes and
regulations.
Overcurrent protection is required to be provided by end
product application per the supplied table.
Overcurrent protection may be provided with external fusing
or via Current Limiting, Class 2 Power Supply.
Supply wiring leads < 24 AWG shall not be spliced.
For additional product support, go to
www.bannerengineering.com.
Supply Wiring
(AWG)
20
22
24
26
28
30
LE550 Dual Discrete Models
8
Response Time
Fast (Class 1 Laser models only)
7
Fast (Class 2 Laser models only)
Standard (Class 1 and Class 2 Laser models)
Medium (Class 1 and Class 2 Laser models)
6
Slow (Class 1 and Class 2 Laser models)
5
4
3
2
1
0
0 200
DISTANCE (mm)
Figure 15. Repeatability (90% to 6% reflectance)
LE250/550 Dual Discrete Laser Sensors
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Required Overcurrent
Protection (Amps)
5.0
3.0
2.0
1.0
0.8
0.5
400 600 800 1000
P/N 185580 Rev. C