Low-cost ultrasonic sensor in popular WORLD-BEAM housing
- Detects clear or transparent material and color variations
- Senses within a 50 to 500 mm window with a 15 millisecond response time
- Offers wide operating range of -20° to 60° C
- Compensates for variations in air temperature
- Delivers high accuracy in wet or dirty environments
- Available in encapsulated models rated IP67 or IP68 for a range of harsh conditions
- Offers 12 to 30V dc supply voltage with NPN or PNP output, depending on model
- Features push-button TEACH for easy programming at the sensor or remotely
- Includes bright LED operating status indicators visible from 360°
Downloads
Technical Literature
Brochures & Catalogs
Application Notes
Liquid Soap Level Detection
The WORLD-BEAM QS18U ultrasonic sensor monitors the level of soap in a tank in a car wash. The sensor is mounted atop the reservoir, aiming through the transparent top. The sound waves bounce off the surface of the liquid.
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QS18UPAQ8
WORLD-BEAM QS18U: Ultrasonic TEACH mode
Range: 50-500 mm; Input: 12-30 V dc
Output: PNP
4-pin M12 Integral QD -
QS18UNAQ
WORLD-BEAM QS18U: Ultrasonic TEACH mode
Range: 50-500 mm; Input: 12-30 V dc
Output: NPN
150 mm (6 in) 4-pin M8 Pigtail QD -
QS18UPA
WORLD-BEAM QS18U: Ultrasonic TEACH mode
Range: 50-500 mm; Input: 12-30 V dc
Output: PNP
2 m (6.5 ft) Cable -
QS18UPAQ5
WORLD-BEAM QS18U: Ultrasonic TEACH mode
Range: 50-500 mm; Input: 12-30 V dc
Output: PNP
150 mm (6 in) 4-pin M12 Pigtail QD -
QS18UNA
WORLD-BEAM QS18U: Ultrasonic TEACH mode
Range: 50-500 mm; Input: 12-30 V dc
Output: NPN
2 m (6.5 ft) Cable -
QS18UNAQ8
WORLD-BEAM QS18U: Ultrasonic TEACH mode
Range: 50-500 mm; Input: 12-30 V dc
Output: NPN
4-pin M12 Integral QD -
QS18UNAQ5
WORLD-BEAM QS18U: Ultrasonic TEACH mode
Range: 50-500 mm; Input: 12-30 V dc
Output: NPN
150 mm (6 in) 4-pin M12 Pigtail QD -
QS18UPAEQ8
WORLD-BEAM QS18U: Ultrasonic remote TEACH
Range: 50-500 mm; Input: 12-30 V dc
Output: PNP; Epoxy-encapsulated
4-pin M12 Integral QD -
QS18UPAQ
WORLD-BEAM QS18U: Ultrasonic TEACH mode
Range: 50-500 mm; Input: 12-30 V dc
Output: PNP
150 mm (6 in) 4-pin M8 Pigtail QD -
QS18UPAQ7
WORLD-BEAM QS18U: Ultrasonic TEACH mode
Range: 50-500 mm; Input: 12-30 V dc
Output: PNP
4-pin M8 Integral QD -
QS18UNA W/30
WORLD-BEAM QS18U: Ultrasonic TEACH mode
Range: 50-500 mm; Input: 12-30 V dc
Output: NPN
9 m (30 ft) Cable -
QS18UNAQ5 -CNBL01
WORLD-BEAM QS18U: Ultrasonic TEACH mode
Range: 50-500 mm; Input: 12-30 V dc
Output: NPN
500 mm (20 in) 4-pin M12 Pigtail QD -
QS18UPA W/30
WORLD-BEAM QS18U: Ultrasonic TEACH mode
Range: 50-500 mm; Input: 12-30 V dc
Output: PNP
9 m (30 ft) Cable -
QS18UPAE
WORLD-BEAM QS18U: Ultrasonic remote TEACH
Range: 50-500 mm; Input: 12-30 V dc
Output: PNP; Epoxy-encapsulated
2 m (6.5 ft) Cable -
QS18UPAEQ5
WORLD-BEAM QS18U: Ultrasonic remote TEACH
Range: 50-500 mm; Input: 12-30 V dc
Output: PNP; Epoxy-encapsulated
150 mm (6 in) 4-pin M12 Pigtail QD