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zws ultrasonic sensors

zws ultrasonic sensors
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zws ultrasonic sensors

Product catalog summary
Overview: The document provides comprehensive specifications and technical data for ZWS ultrasonic sensors, which are used for distance measurement and proximity detection through ultrasonic technology.
Specifications:
  • Design: All models have a cuboidal design and are UL Listed.
  • Measurement Method: Utilizes echo propagation time measurement.
  • Transducer Frequency: Ranges from 300 kHz to 500 kHz depending on the model.
  • Blind Zone: Varies from 20 mm to 120 mm.
  • Operating Range: From 70 mm to 700 mm.
  • Maximum Range: Up to 1,000 mm for certain models.
  • Resolution: 0.20 mm for most models.
  • Reproducibility: ± 0.15% across models.
  • Accuracy: ± 1% with temperature drift compensation available in some models.
Electrical Data:
  • Operating Voltage: 20 - 30 V DC with reverse polarity protection.
  • Voltage Ripple: ± 10%.
  • No-load Current Consumption: ≤ 35 mA or ≤ 25 mA depending on the model.
  • Connection Type: 4-pin M8 initiator plug or cable connection.
  • Outputs: Includes analogue outputs (4-20 mA or 0-10 V) and switching outputs (pnp).
  • Response Delay: Between 3 ms and 80 ms.
Technical Features:
  • Temperature Compensation: Available in some models.
  • Controls: Single push-button for settings.
  • Indicators: LED indicators for operational status and object detection.
  • Protection Class: IP 67 according to EN 60529.
  • Operating Temperature: -25°C to +70°C.
  • Storage Temperature: -40°C to +85°C.
Ultrasonic-Specific Features: The sensors employ echo propagation time measurement with transducer frequencies from 300 kHz to 500 kHz. They feature blind zones from 20 mm to 120 mm, operating ranges from 70 mm to 700 mm, and maximum ranges up to 1,000 mm. The resolution is 0.20 mm, with reproducibility of ±0.15% and accuracy affected by temperature drift at 0.17%/K.
Accessories: Various deployable accessories such as M8 connectors and SyncBox models are available for different sensor models.
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Catalog excerpts

zws ultrasonic sensors-1

extract from our online catalogue: zws ultrasonic sensors current to: 2026-10-09 microsonic GmbH / Phoenixseestraße 7 / 44263 Dortmund / Germany / T +49 231 975151-0 / F +49 231 975151-51 / E [email protected] microsonic® ist eine eingetragene Marke der microsonic GmbH. Alle Rechte vorbehalten. Änderungen vorbehalten.

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zws ultrasonic sensors-2

zwsThe zws sensors featuring a cubical housing and a Teach-in button are among the market's smallest available ultrasonic sensors. Highlights > Ultrasonic sensor in miniature housing > Installation-compatible with many optical sensors > a true alternative for critical applications > Up to 250 Hz switching frequency > for fast sampling > Optionally with SoundPipe zws1 waveguide attachment > New! Twin mode or external synchronisation via SyncBox2 > Improved temperature compensation > adjustment to working conditions within 45 seconds > UL Listed to Canadian and US safety standards Basics > 1 switching...

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zws ultrasonic sensors-3

The miniature sensor housing of the zws-15 has dimensions of 20 mm x 32 mm x 12 mm. The housing’s design and mounting is compatible with many optical sensors. This facilitates the conversion to ultrasonic sensors for critical applications. The Teach-in button on the top facilitates the convenient setting of the sensor. Two LEDs in the sensor housing’s upper half indicate the switching output and respectively the analogue output states. The temperature compensation of the analogue sensors profits from a significant improvement. The sensors reach their operating point only 45 seconds after switching...

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zws ultrasonic sensors-4

The operating mode single switching point (Method A) is suitable for applications, in which the actual distance to the object is also the switching point. A typical application is level control, where the ultrasonic sensor detects the filling level vertically from above during the filling process. The taught switching point corresponds to the maximum filling level. The operating mode single switching point +8% (Method B) is recommended by objects, which move into the detection area from the side. In this case the switching distance is set 8 % further than the actual measured distance to the object....

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zws ultrasonic sensors-5

High counting frequencies, short response times - no problem for the zws-7 ultrasonic sensor zws-7: 250 Hz switching frequency for fast measurement At a maximum detection range of 100 mm, the zws-7 can achieve a switching frequency of 250 Hz. This allows both detection of objects with a high counting frequency and extremely narrow gaps between two objects at fast machinery speeds. The zws-7 responds under 3 ms. Additionally fitting the new SoundPipe zws1 (Accessories) to the zws-7 markedly raises the power to detect narrow gaps between two objects at high machine speeds. Fast zws-7 - Fast zws-7/-15...

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zws ultrasonic sensors-6

Teach-in of a switching point (Method A) Teach-in of a switching point +8% (Method B) Teach-in of a single switching point +8% (Method B)  Place the object to be detected at the desired distance (1). Push the button for about 3 seconds. Then push the button again for about 3 seconds. Teach-in of a two-way reflective barrier with a fixed reflector can be set up with the help of a permanently mounted reflector by mounting the zws sensor and the reflector, then pressing the button for approx. 3 seconds and then pressing it once more for approx. 10 seconds. Now, the two-way reflective barrier has...

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zws ultrasonic sensors-7

To set a window with two detection points on a single switching output, the procedure is the same as setting the analogue. NCC/NOC and rising/falling analogue characteristic curve can also be set using the push-button. zws-15 with SoundPipe - 1st place for sound field focusing (e.g. for level control) Brings on intensively bundled sound field directly to the measuring point The SoundPipe zws1 (Accessories) can be used with any zws-15 or zws-7 sensor. It directs sound to the measuring point thus allowing measurements to be taken in drill holes and openings with diameters under 5 mm. Measurement...

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zws ultrasonic sensors-8

The zws sensors are ideal for probing of circuit boards and wafers in the electronic industry or for use in packaging machines in which high-transparency films must be detected. You have special requirements? Nothing as simple as that. With us, you can easily find an individual solution. Let us talk about your application: +49 231 97 51 51-82.

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zws ultrasonic sensors-9

scale drawing scale drawing detection zone detection zone operating mode analogue distance operating mode analogue distance measurements particularities schlankes Schallfeld schlankes Schallfeld Ultrasonic-Specific means of measurement Ultrasonic-Specific echo propagation time echo propagation time measurement transducer frequency transducer frequency blind zone blind zone operating range operating range ternally compensated) ternally compensated)

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zws ultrasonic sensors-10

Electrical Data Electrical Data operating voltage UB 20 - 30 V d.c., reverse pola- operating voltage UB 20 - 30 V d.c., reverse polarity protection rity protection voltage ripple ± 10 % voltage ripple ± 10 % no-load current < 25 mA no-load current < 25 mA consumption consumption type of connection 4-pin M8 initiator plug type of connection 4-pin M8 initiator plug output 1 analogue output current: 4-20 mA switchable rising/falling delay prior to availability < 300 ms input 1 synchronisation input ultrasonic transducer polyurethane foam, epoxy resin with glass contents Technical Features/Characteristics...

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zws ultrasonic sensors-11

pin assignment pin assignment miCfO/OniC zws ultrasonic sensors 11 / 47

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zws ultrasonic sensors-12

scale drawing scale drawing 1 x analogue 4-20 mA design cuboidal operating mode analogue distance particularities kleine quaderformige Bau- schlankes Schallfeld UL Listed design cuboidal operating mode analogue distance particularities kleine quaderformige Bau schlankes Schallfeld UL Listed means of measurement echo propagation time accuracy ± 1 % (temperature drift in ternally compensated) means of measurement echo propagation time accuracy ± 1 % (temperature drift in ternally compensated)

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.
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