1. Manuals
  2. Brands
  3. WEBTEC Manuals
  4. Test Equipment
  5. DHT Series
  6. User manual

WEBTEC DHT Series User Manual

Digital hydraulic testers
Hide thumbs

Advertisement

Table of Contents

DIGITAL HYDRAULIC TESTERS
USER MANUAL

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the DHT Series and is the answer not in the manual?

Questions and answers

Related Manuals for WEBTEC DHT Series

Summary of Contents for WEBTEC DHT Series

  • Page 1 DIGITAL HYDRAULIC TESTERS USER MANUAL...

  • Page 2: Table Of Contents

    Contents 1.0 Introduction 2.0 Safety 3.0 General Operation 4.0 Design and Functions 5.0 Maintenance and Service 6.0 Technical Data 7.0 Appendix WEBTEC.COM...

  • Page 3: Introduction

    Webtec have been designing and manufacturing flow meters and hydraulics components for over 60 years. This User manual will cover the following testers in the Webtec Portable Hydraulic Tester range. DHT Series Digital Hydraulic Tester DHM Series Digital Hydraulic Multimeter There are varied sizes and porting options to cover a wide range of flows.
  • Page 4 60 years of sales, engineering and manufacturing experience. If you do have a new requirement, not covered by this product and our exisiting product range. Then please email our sales team on sales-uk@webtec.com who would be happy to discuss with you. WEBTEC.COM...

  • Page 5: Safety

    Radio frequency energy from the device may interfere with medical and electronic devices. ¡ Mishandling or improper repair of the device may cause injury or damage. ¡ Return damaged devices to Webtec for servicing; do not attempt repairs yourself. ¡ Technical Personnel Suitably qualified personnel should perform all tests.
  • Page 6 Adhere to the specified guidelines for optimal performance and safety. Any usage contrary to intended use voids guarantee, warranty, and liability claims. The manufacturer bears no responsibility for such deviations. WEBTEC.COM...

  • Page 7: General Operation

    Do not use with incompatible fluids. If in doubt please contact your sales representative for further information. The standard Webtec Hydraulic Testers are designed for use with mineral oil having reasonable lubrication properties. They are incompatible for use with water or fluids with a high-water content.
  • Page 8 21/19/16 or NAS 10 (typically achieved with 20-25u filters). Debris from contaminated oil sometimes adheres to the moving parts of the equipment, leading the equipment to malfunction. Inadequate filtration leading to damage from contamination is not covered by warranty. WEBTEC.COM...
  • Page 9 The loading valve is not designed to serve as a shut off valve, therefore it is not suitable for holding a static load. WEBTEC.COM...
  • Page 10 3.7.3 Temperature The thermistor temperature sensor is in close contact with the oil flow and readout is on the digital display, with resolution of 0.1 °C. WEBTEC.COM...

  • Page 11: Design And Functions

    Selectable units L/min or US GPM ¡ Fluid Temperature: Celsius: -25°C to 125°C ¡ Fahrenheit: -13°F to 257°F ¡ Ambient Temperature: Celsius: -10 to 50 ¡ Fahrenheit: 14 to 122 ¡ Flow Accuracy: ± 1% of full scale ¡ WEBTEC.COM...
  • Page 12 After 36 months since a service the red LED will also flash once per minute. NB. The red LED flash can be disabled by pressing and holding the flow and temperature unit buttons for >2 sec. WEBTEC.COM...
  • Page 13 DHM Panel View DHM 4 SERIES DIGITAL HYDRAULIC MULTIMETER Contrast up Clear Peak Contrast down Toggle pressure and power units Record Data Battery Cover Toggle screen On/Off Switch Toggle: Temperature & Power Digital Display WEBTEC.COM...
  • Page 14 Accuracy: ± 1% point ¡ Data Recording: Store up to 12 sets of data points internally ¡ LCD Display: High contrast, fast response 4-line display ¡ Update rates: Digital values @1.4Hz, Analogue bars @ 14Hz, Peak Pressure capture @1ms ¡ WEBTEC.COM...
  • Page 15 ¡ Devices: iPhones 5S upwards & iPads ¡ Connectivity: Bluetooth® Smart (v4.1) or greater ¡ App Name: Webtec Quick Cert App ¡ Availability: Apple App Store ¡ Note: Ensure your device meets compatibility requirements before downloading the app. Features and Functions 4.6.1...
  • Page 16 This display shows a table of captured data points that can be navigated by the ‘soft menu’ keys designated on the bottom line. Clear peaks button becomes the scroll “UP” key. Pressure unit’s button becomes the scroll “DWN” key. PQ/HP button becomes the “DEL” key. WEBTEC.COM...
  • Page 17 0 - 600 0 - 600 0 - 8700 0 - 8700 Temperature °C °F 0 - 120 0 - 120 32 - 250 32 - 250 Power 0 - 400 0 - 800 0 - 536 0 - 1072 WEBTEC.COM...
  • Page 18 If there are persistent failures when attempting to Import data with a mobile device the following reset procedure may help: Turn the meter OFF ¡ Hold down the REC button and turn the meter ON. Keep the REC ¡ button pressed until normal display screen appears. WEBTEC.COM...

  • Page 19: Maintenance And Service

    31. Replace the spacer. 32. Place the second disc on top of the spacer. 33. Screw in the disc holder, tighten to 54 Nm (40 lb. ft) 34. Unscrew the load valve fully. 35. Re-connect the tester if required. WEBTEC.COM...

  • Page 20: Technical Data

    Type: PP3 9 volt Alkaline (IEC6LR61, ANSI/NEDA 1604A) ¡ It is the user’s responsibility to ensure the digital display panel does not exceed 70°C (158°F) during high fluid and ambient temperature operations. Failure to do so will invalidate the warranty. WEBTEC.COM...
  • Page 21 ISM comme ci-dessous : 2.402 à 2.480GHz ¡ 0-39 voies ¡ Puissance transmise: +7dBm ¡ UE - Español Este producto contiene un módulo Bluetooth® de energía baja que emite en la licencia libre ISM Band de la siguiente: 2.402 a 2.480GHz ¡ WEBTEC.COM...
  • Page 22 Industrie Canada. Dans le but de réduire les risques de brouillage radioélectrique à l’intention des autres utilisateurs, il faut choisir le type d’antenne et son gain de sorte que la puissance isotrope rayonnée équivalente (p.i.r.e.) ne dépasse pas l’intensité nécessaire à l’établissement d’une communication satisfaisante. WEBTEC.COM...

  • Page 23: Appendix

    This can the obtained through your Webtec sales representative. 7.4 Manufacturer’s Five Year Limited Warranty Webtec Products Ltd. warrants to the original purchaser, for the period of five years from the date of purchase, that each new hydraulic tester is free from defect in materials and workmanship.
  • Page 24 WEBTEC.COM...
  • Page 25 Webtec reserve the right to make improvements and changes to the specification without notice Webtec reserve the right to make improvements and changes to the specification without notice Your local distributor Your local distributor Webtec Products Limited St. Ives, Cambridgeshire, PE27 3LZ, UK Tel: +44 (0) 1480 397 400 sales-uk@webtec.com...

This manual is also suitable for:

Dhm seriesDht03-bDht03-sDht04-bDht04-sDht08-s-l ... Show all

Table of Contents