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Summary of Contents for Schmidt SS 20.515 LED
- Page 1 ® SCHMIDT Flow Sensor SS 20.515 LED Instructions for Use...
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Page 2: Table Of Contents
® SCHMIDT Flow Sensor SS 20.515 LED Table of Contents Important Information ..............3 Application Range ................4 Mounting Instructions ..............4 Electrical Connection ............... 7 Signaling ..................9 Startup ................... 11 Information on Continuous Operation ........... 12 Service Information................ 13 Technical Data ................ -
Page 3: Important Information
2). In particular, it is not designed for direct or indirect pro- tection of personal and machinery. SCHMIDT Technology cannot give any warranty as to its suitability for certain purpose and cannot be held liable for accidental or se- quential damage in connection with the delivery, performance or use of this unit. -
Page 4: Application Range
3 Mounting Instructions General information on handling The flow sensor SS 20.515 LED is a sensitive measuring instrument. Applying mechanical force to the sensor tip should be avoided. The sensor tip can be damaged irreversibly due to mechanical loads. - Page 5 Assembly ® For the assembly of the SCHMIDT flow sensor SS 20.515 LED, five different assembly versions optimized for use in cleanrooms are availa- ble, in order to cover all the different applications (see Table 1). First, the required holes, depending on the assembly version, must be drilled, and the corresponding fixing socket must be mounted in that hole.
- Page 6 Type / Article No. Drawing Assembly Mounting Threaded bush M25 with lock nut: Type 1 - For installation in ceilings, walls or frames with a thickness from 1 to 22 mm. - Opening with a Ø of 26 mm required for fixing with lock nut.
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Page 7: Electrical Connection
4 Electrical Connection The SS 20.515 LED is equipped with a plug-in connector which is firmly integrated into the enclosure. The connector has the following data: Number of connection pins: 7 (plus shield connection of metallic housing) Type: male Locking of connecting cable:... - Page 8 The appropriate protection class III (SELV) respective PELV (EN 50178) has to be considered. Operating voltage The SS 20.515 LED is protected against a polarity reversal of the operat- ing voltage. It has a nominal operating voltage range of U = 24 V ±...
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Page 9: Signaling
5 Signaling The sensor SS 20.515 LED reproduces the respective measuring quanti- ty linearly on the relevant analog output. The representation specification depends both on the measuring quantity and the output characteristics (see figures in the following tables). - Page 10 Voltage interface (U) w Current interface (I) w [mA] 21,6 Table 3 The measuring range of the temperature of the medium is fixed be- tween -20 and +70 °C (see Table 4). Voltage interface (U) T Current interface (I) T [mA] [°C]...
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Page 11: Startup
The voltage interface is set to 0 V. The current interface outputs 2 mA. LED light ring The SS 20.515 LED indicates its current operating state via a light ring in the holder using coloured light code: Colour signal Function / failure... -
Page 12: Information On Continuous Operation
Ambient condition medium ® The SCHMIDT flow sensor SS 20.515 LED is designed for use in clean to slightly contaminated media. Dirt or other deposits on the sensor cause false measurement results. Therefore, the sensor must be checked for contamination at regular intervals and cleaned if necessary. -
Page 13: Service Information
12-month interval. To this end, the sensor must be sent to SCHMIDT Technology. Spare parts or repair No spare parts are available, since a repair is only possible at SCHMIDT Technology. In case of defects, the sensors must be sent in to the sup- plier for repair. -
Page 14: Technical Data
Test certificates and material certificates Every newly produced sensor is accompanied by a certificate of compli- ance according to EN 10204-2.1. Material certificates are not available. Upon request, we shall prepare, at a charge, a factory calibration certifi- cate, traceable to national standards. 9 Technical Data Measuring quantities Standard velocity w... -
Page 15: Declaration Of Conformity
10 Declaration of Conformity Instructions for use SS 20.515 Page 15... - Page 16 SCHMIDT Technology GmbH Feldbergstraße 1 78112 St. Georgen Germany Phone +49 (0)7724 / 899-0 +49 (0)7724 / 899-101 Email sensors@schmidttechnology.de www.schmidt-sensors.com Instructions for use SS 20.515 Page 16...
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