Cut Sheet

Specicaons
Supply Voltage
12 to 30 V dc
Power and Current Consumpon (Exclusive of Load)
Normal Run Mode: < 2.1 W
Current consumpon < 85 mA at 24 V dc
Supply Protecon Circuitry
Protected against reverse polarity and transient overvoltages
Construcon
Die-cast zinc housing; acrylic window
Maximum Torque
2.6 N·m (23.0 in-lbs)
Sensing Beam
Visible red, 660 nm
Sensing Range -- LTF12
90% White Target: 50 mm to 12000 mm
18% Gray Target: 50 mm to 11000 mm
6% Black Target: 50 mm to 7000 mm
Sensing Range -- LTF24
90% White Target: 50 mm to 24000 mm
18% Gray Target: 50 mm to 18000 mm
6% Black Target: 50 mm to 11000 mm
Ambient Light Immunity
> 40000 lux
Output Conguraon
Analog output: 4 to 20 mA or 0 to 10 V, depending on model
Discrete output rang: Discrete NPN/PNP is user-congurable
Output Rangs
Discrete Output: 100 mA maximum (protected against connuous overload
and short circuit)
OFF-state leakage current (PNP): < 10 μA at 30 V
OFF-state leakage current (NPN): < 200 μA at 30 V
Output saturaon voltage (PNP outputs): < 3 V at 100 mA
Output saturaon voltage (NPN outputs): < 1.6 V at 100 mA
Analog current output (LTF...I Models):1 kΩ maximum at 24 V; maximum load
resistance = [(Vcc-4.5)/0.02 Ω]
Analog voltage output (LTF...U Models): 2.5 kΩ minimum load resistance
Remote Input
Allowable Input Voltage Range: 0 to Vcc
Acve Low (internal weak pullup—sinking current):
High State > 4.3 V at 740 μA maximum
Low State < 1.3 V at 800 μA maximum
Acve High (internal weak pulldown—sourcing current):
High State > 4.3 V at 1.7 mA maximum
Low State < 1.3 V at 1.6 mA maximum
Response Time
Fast: 1.5 ms
Standard: 8 ms
Medium: 32 ms
Slow: 256 ms
Repeatability
See Performance Curves
Delay at Power Up
2 seconds
Measurement Output Rate
0.5 ms
Minimum Window Size, Analog and Discrete
10 mm
Boresighng
40 mm radius at 12000 mm
80 mm radius at 24000 mm
Temperature Eect
50 mm to 12000 mm: ±0.25 mm/°C (typical)
>12000 mm: ±0.5 mm/°C (typical)
Linearity/Accuracy
Reectance LTF12 LTF24
±10 mm ±20 mm ±25 mm ±50 mm ±100 mm
6% Black Card 5 m 7 m 7 m 9 m 11 m
18% Gray Card 8 m 11 m 11 m 14 m 18 m
90% White Card 12 m - 24 m - -
Resoluon
LTF12: < 0.3 mm to 3 mm
LTF24: < 0.3 mm to 4 mm
Resoluon measured as twice repeatability with white target at slow response
speed at 20 °C. See repeatability curves for more detail.
Beam Spot Size
6.5 mm at 50 mm
10 mm at 7500 mm
12.5 mm at 12000 mm
35 mm at 24000 mm
Beam spot size is calculated as 1.6
mes the D4σ measured diameter
L-GAGE
®
LTF Time of Flight Laser Distance Sensor
6 www.bannerengineering.com - Tel: [phone] P/N 194136 Rev. D