WORLD-BEAM QS18 Ultrasonic Series
Overview
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 IP69K models rated for a range of harsh conditions
- Offers 10 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°
Product Specifications
| Supply Voltage and Current | 12 to 30V dc (10% max. ripple) @ less than 25 mA (exclusive of load) |
|---|---|
| Sensing Range | 50 to 500 mm |
| Ultrasonic Frequency | 300 kHz
Rep. rate:7.5 milliseconds |
| Supply Protection Circuitry | Protected against reverse polarity and transient voltages |
| Delay at Power-up | 300 milliseconds |
| Output Configuration | SPST solid-state switch conducts when target is sensed within sensing window; One NPN (current sinking) or one PNP (current soucing), depending on model |
| Output Rating | 100 mA max.
OFF-state leakage current:less than 10 µA (sourcing); less than 200 µA (sinking) NPN saturation:less than 1.6V @ 100 mA PNP saturation:less than 3.0V @ 100 mA |
| 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 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 poser is OFF
Teach/Output Indicator (Yellow/Red):Yellow:Target is within taught limits
Red:Sensor is in TEACH mode
OFF:Target is outside taught window limits
|
| Construction | Sensor housing:ABS Push button:TPE Push-button housing:ABS Lightpipes:Polycarbonate |
| Environmental Rating | IEC IP67; NEMA 6P, or DIN 40050 (IP69K), depending on model |
| Connections | 2 m or 9 m 4-wire attached PVC cable, or 150 mm pigtail with 4-pin Pico-style QD (Q), or 150 mm pigtail with 4-pin Euro-style QD (Q5), or 4-pin integral Pico-style QD (Q7), or 4-pin integral Euro-style QD (Q8), depending on model. QD cable are ordered separately. |
| 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; frequency 10 to 60 Hz, max., double amplitude 0.06-inch acceleration 10G). Also meets IEC 947-5-2 requirements: 30G 11 milliseconds duration, half sine. |
| Application Note | Objects passing inside the specified near limit may produce a false response. |
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