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DS-TACHO-4 

TECHNICAL REFERENCE MANUAL 

DS-TACHO-4 V20-1 
 

 
 
 

 

Summary of Contents for DS-Tacho-4

Page 1: ...DS TACHO 4 TECHNICAL REFERENCE MANUAL DS TACHO 4 V20 1 1...

Page 2: ...et up 12 5 2 Sensor plug in 12 5 3 Specifications 12 5 4 Lemo connector 13 5 5 Physical Diagram 14 6 Warranty information 15 6 1 Calibration 15 6 2 Support 15 6 3 Service repair 15 6 4 Restricted Righ...

Page 3: ...bols and formats will be used throughout the document Important It gives you important information about the subject Please read carefully Hint It gives you a hint or provides additional information a...

Page 4: ...covering the top more generally a non transparent environment for our light source such as diesel engine sump film i e carbon is not transparent for the near I R Patented concept implemented in the s...

Page 5: ...O 4 TECHNICAL REFERENCE MANUAL 3 1 Scope of Delivery The DS Tacho4 shipment contains the following items 1 Probe 2 Sensor 3 Tripod 4 Tape 5 Adapter sleeve 6mm Image 1 Scope of delivery DS TACHO 4 V20...

Page 6: ...TACHO 4 TECHNICAL REFERENCE MANUAL 3 1 1 Sensor Image 2 Sensor 3 1 2 Probe Image 3 Probe 3 1 3 Tripod Image 4 Tripod Box dimensions 63x50x55 mm 3 1 4 Tape Image 5 Black white tape DS TACHO 4 V20 1 6...

Page 7: ...DS TACHO 4 TECHNICAL REFERENCE MANUAL 4 Operation 4 1 Mounting of the Probe Image 6 Mounting of the Probe DS TACHO 4 V20 1 7 20...

Page 8: ...e gap between the rivet head and the optical head is normal P Remove the two fibres in order to allow for mounting of the second hand piece Q Make sure that the two fibres and their rivets are assembl...

Page 9: ...on of the optical fibre The sensor should be placed about 2 to 5mm above the tape A sensitivity potentiometer is available to adjust the trigger level for reliable pulse output First turn the potentio...

Page 10: ...be an irregular rasterization at the transition point This can be used as the zero pulse to indicate a defined start position On the other hand this would result in a rpm drop or spike in our rpm meas...

Page 11: ...atching cables is recommended Please refrain from extending the cable Otherwise the sensor s operation may be affected To confirm that the sensor is live check if a faint red LED glows on the small li...

Page 12: ...2 DS TACHO 4 V20 1 12 20 Temperature range 10 to 50 C non condensing Temperature fiber sensor 40 to 100 C Temperature B W tape 10 to 60 C Weight 150 g 0 33 lb Working area of probe 2 5 mm Trigger leve...

Page 13: ...DS TACHO 4 TECHNICAL REFERENCE MANUAL 5 5 Physical Diagram Image 14 Sensor dimensions DS TACHO 4 V20 1 13 20...

Page 14: ...needs to be calibrated at regular intervals The standard norm across nearly every industry is annual calibration Before your Dewesoft data acquisition system is delivered it is calibrated Detailed cal...

Page 15: ...owners 6 7 Trademarks We take pride in our products and we take care that all key products and technologies are registered as trademarks all over the world The Dewesoft name is a registered trademark...

Page 16: ...cessories shown in this document are available as an option and will not be shipped as standard parts 7 2 1 Environmental Considerations Information about the environmental impact of the product 7 2 2...

Page 17: ...ower source to the product input wiring terminals Please note the characteristics and indicators on the system to avoid fire or electric shocks Before connecting the system please read the correspondi...

Page 18: ...fumes or dust or in adverse environmental conditions Avoid operation in the immediate vicinity of high magnetic or electromagnetic fields transmitting antennas or high frequency generators for exact...

Page 19: ...C 61000 6 2 or defined in 3 7 of IEC 61326 1 Equipment and systems intended for use in other electromagnetic environments for example in the process industry or in environments with potentially explos...

Page 20: ...ICAL REFERENCE MANUAL 9 Documentation version history DS TACHO 4 V20 1 20 20 Version Date dd mm yyyy Notes 1 0 0 09 03 2015 initial revision 1 0 1 02 12 2019 Update sensor specification V20 1 07 10 20...

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