Engineering Light Gauging Sensors Product Brochure

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COLOR &
lUMINESCENCE
PICK-TO-LIGHT
SLOT & LABEL PART & AREA
MEASURING
LIGHT SCREENS
TEM PER AT URE
ULTRASONIC
MEASUREMENT & INSPECTION
RADAR
LIGHT
GAUGING
L-GAGE
®
LT7 Specifications
Sensing Range
LT7PLVQ: 0.5 to 250 m (using specified reflector)
LT7PIDQ: 6% Black card: 0.5 to 3 m
18% Gray card: 0.5 to 7 m
90% White card: 0.5 to 10 m
Supply Voltage and
Current
18 to 30V dc (10% max. ripple)
Power Consumption
Less than 4.5 W
@
25º C
Measuring Laser
Infrared, 900 nm, Class 1
Laser Control
Measurement laser is ON when sensor is ON. Pilot (visible) laser enabled during Programming mode;
alternates with measurement laser.
Spot Size
Distance Spot Size
LT7PLVQ: 10 m ø 20 mm
50 m ø 100 mm
100 m ø 200 mm
250 m ø 500 mm
LT7PIDQ: 4 m 3 x 10 mm
6 m 4 x 12 mm
10 m 10 x 20 mm
Pilot Laser (Alignment)
Visible red, 650 nm, Class 2
Discrete & Analog
Output Protection
Protected against continuous overload and short circuit
Discrete Outputs
(2) 100 mA, PNP
Discrete Switch Points
Adjustable in 1 mm steps
Discrete Output
Hysteresis
Adjustable, 10 mm min.
Alarm Outputs
50 mA, PNP (NO)
Analog Output
LT7PLVQ: None
LT7PIDQ: 4-20 mA
Maximum Cable Length
100 m
Output Response Time
12 milliseconds
Linearity
±10 mm
Resolution/Repeatability
LT7PLVQ: ±2 mm
LT7PIDQ: ±4 mm
Color Sensitivity
LT7PLVQ: Not Applicable
LT7PIDQ: Contact Factory
Temperature Effect
Less than ± 5 mm over the total sensing range
Minimum Analog
Window Size
LT7PLVQ: Not Applicable
LT7PIDQ: 300 mm
Adjustments
Push-button-directed password enable/disable, measurement unit select, offset value select, output
limits set, output mode select, analog output slope select (diffuse models only) and output limit manual
adjust. See data sheet for information.
Serial Interface
RS-422 or SSI compatible
Serial Measurement Speed
SSI: 1.4 milliseconds (SSI cycle 80 microseconds) RS-422: 2.9 milliseconds
@
57.6 kBaud
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