60
User Guide
| OI-LLT100-EN Rev. D
LLT100
Laser level transmitter
Laser
Measuring laser
905 nm near infrared pulsed semiconductor laser
7.1 µW average power output
45 W peak power output
Measuring laser life expectancy
25 years typical MTBF
Measuring laser safety
Always on IEC60825-1 Ed. 2, 2007
Class 1 laser safe for all conditions of use.
Optical
Total optical aperture
50 mm (2 in.)
Standard window material
Tempered borosilicate cemented glass
Pressure rated window material
Borosilicate fused glass
Lens impact resistance
Impact tested at 4 joules
Beam divergence
Δ < 0.3°
Beam spot width
Distance
1 m
(3 ft)
3 m
(10 ft)
5 m
(16 ft)
10 m
(33 ft)
20 m
(66 ft)
30 m
(98 ft)
50 m
(164 ft)
100 m
(328 ft)
150 m
(492 ft)
Approx.
spot
width
0.7 cm
(0.3 in.)
2.0 cm
(0.8 in.)
3.3 cm
(1.3 in.)
6.6 cm
(2.6 in.)
13.5 cm
(5.3 in.)
20 cm
(7.9 in.)
34 cm
(13.4 in.)
69 cm
(27.2 in.)
108 cm
(42.5 in.)
Beam direction
90° ± 5° from mounting flange for measurements of liquids
Environmental conditions
Operating temperature
–40 °C to +60 °C (–40 °F to +140 °F), up to 280 °C (535 °F) with cooling tube
Storage temperature
–40 °C to +85 °C (–40 °F to +185 °F)
Survival temperature
–40 °C to +80 °C (–40 °F to +175 °F)
Process pressure
Base model:
Hygienic model:
Pressure-rated model:
–1 to +2 bar (29 psi – universal flange)
–1 to +1 bar (15 psi)
–1 to +49.6 bar (719 psi), depending on flange
Altitude
Up to 2000 m
Relative humidity
0–100%
Electrical equipment
Class III
Pollution degree
4 (IP66/IP67/Type 4X)
Overvoltage
Category 1
Hazardous area considerations
Gas and dust rating
This equipment can be used in flammable gases or vapor hazardous locations. See Appendix A “Hazardous Area
Consideration & Labels”, on page 47 for complete details.
Summary of Contents for LLT100
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