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271
MEASUREMENT & INSPECTION
MEASURING LIGHT
SCREENS
TEMPERATURE
LIGHT
GAUGING
RADAR
ULTRASONIC
WORLD-BEAM
®
QS18U Specifications
Sensing Range
50 to 500 mm
Sensing Beam
See charts EBPC-6 and EBPC-7 on pages 513-514.
Supply Voltage
12 to 30V dc (10% max. ripple); 25 mA max. (exclusive of load)
Ultrasonic Frequency
300 kHz, rep. rate 7.5 milliseconds
Supply Protection Circuitry
Protected against reverse polarity and transient voltages
Output Protection
Protected against short circuit conditions
Delay at Power-Up
300 milliseconds
Output Configurations
Solid-state switch conducts when target is sensed within sensing window;
One NPN (current sinking) or one PNP (current sourcing), depending on model.
Temperature Effect
Non-encapsulated models: ± 0.05% per ° C from -20° to +50° C, ± 0.1% per ° C from +50° to +60° C
Encapsulated models: ± 0.05% per ° C from 0° to +60° C, ± 0.1% per ° C from -20° to 0° C
Repeatability
0.7 mm
Hysteresis
1.4 mm
Output Ratings
100 mA max.
OFF-state leakage current: less than 10 µA (sourcing); less than 200 µA (sinking)
NPN ON-state saturation voltage: less than 1.6V @ 100 mA
PNP ON-state saturation voltage: less than 2.0V @ 100 mA
Output Response Time
15 milliseconds
Minimum Window Size
5 mm
Adjustments
Sensing window limits: TEACH-Mode programming of near and far window limits may be set using
the push button or remotely using TEACH input.
Indicators
Range Indicator (Red/Green)
Green—Target is within sensing range
Red—Target is outside sensing range
OFF—Sensing power is OFF
Teach/Output Indicator (Yellow/Red)
Yellow—Target is within taught limits
OFF—Target is outside taught window limits
Red—Sensor is in TEACH mode
Construction
Housing: ABS Push-Button Housing: ABS
Push Button: TPE Lightpipes: Polycarbonate
Environmental Rating
Leakproof design, rated IEC IP67 or IP68; NEMA 6P, depending on model
Connections
2 m or 9 m 4-conductor PVC jacketed attached cable, or 4-pin Euro-style integral QD (Q8), or 4-pin
Pico-style integral QD (Q7), or 4-pin Euro-style 150 mm pigtail QD (Q5), or 4-pin Pico-style 150 mm
pigtail QD (Q), depending on model. See pages 411 and 412.
Operating Conditions
Temperature: -20° to +60° C Relative humidity: 100% (non-condensing)
Vibration and Mechanical
Shock
All models meet Mil. Std. 202F requirements method 201A (vibration: 10 to 60 Hz max., double
amplitude 0.06", maximum acceleration 10G). Also meets IEC 947-5-2 requirements: 30G 11
milliseconds duration, half sine wave.
Temperature Warmup Drift
See data sheet p/n
119287 for more information.
Application Notes
Objects passing inside the specied near limit may produce a false response.
Certifications
Hookup Diagrams
MI14 (p. 535)
