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Bosch Rexroth GmbH Austria 

 

V1.08 / 2019-01 Page 1 

 

 

 

VT-HDT Box 

Test device for proportional valves with 

integrated electronics (OBE) 

Type VT-HDT-1-2X                                    

Operating Manual

 

 

The test device is suitable for the controlling and functional testing of proportional valves with integrated 

electronics (OBE) with an operating voltage of +24V. 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Test device VT-HDT-1-2X 

 

 

 

 

 

            Test device VT-HDT-1-2X 

 

Features 

 The test device simplify the commissioning and troubleshooting 

   of hydraulic systems with proportional valves with integrated 

   electronics 

 Simple and intuitive operation via touchscreen 

 Screens for digital or analog display 

 Automatic valve detection 

 Setpoint generator with interval function 

 Ramp function 

 Potentiometer operation 

 Dead man´s handle 

 2 outputs for switching valves 

 Sockets for external measurements 

 Service case with test device, 24 V power supply, OBE connection 

   cable and 2 cables for switching valves (see ordering information) 

        

Service case VT-HDTSY-1-2X 

 

 

Notice: 

The test device might only be used by persons who are familiar with the device, the valve, and the hydraulic 

system. With the corresponding setting, the control signals coming from the system are going to be ignored. 

If control-side safety regulations are provided, they are thereby rendered inoperable. 

The use of the device on running systems is always at your own risk! 

No liability will be accepted for damage caused by incorrect operation! 

 

Содержание REXROTH VT-HDT Series

Страница 1: ...isplay Automatic valve detection Setpoint generator with interval function Ramp function Potentiometer operation Dead man s handle 2 outputs for switching valves Sockets for external measurements Service case with test device 24 V power supply OBE connection cable and 2 cables for switching valves see ordering information Service case VT HDTSY 1 2X Notice The test device might only be used by pers...

Страница 2: ...2 OBE Connection cable 6 pol 3m VT HDTK 1 2X R996037001 3 Power supply unit 120W 90 264VAC 24VDC 5A VT HDTNT 5 2X R996025391 4 Switching valve cable 3m VT HDTSK 1 2X R996037002 5 Service case consisting of Pos 1 2 3 VT HDTSY 1 2X 1 1 0 1 0 R996036999 6 Service case compl incl 2 switching valve cables VT HDTSY 1 2X 1 1 2 1 0 R996043985 Warning Usage is only granted to qualified personnel Only for t...

Страница 3: ...screen Type VT HDT 1 2X The brightly lit TFT touchscreen is easy to read and intuitive to use The resistive touchscreen is resistant to dirt General conditions The valve supply 24V is applied to terminals A and B The setpoint is applied to terminals D and E The actual value is applied to the terminals F and C Exception Setting in the screen RANGE 24V C F B E With this setting 24V are switched to t...

Страница 4: ...rol In simulator mode over the internal burden resistance of the test device Warning Dead man s handle Deadman activ When working on systems this operating mode is required A setpoint specification is only possible when the button is pressed If the button released the setpoint goes to 0 The switching valves are not switched off when the button is released When the button is pressed again the setpo...

Страница 5: ... power up the test device when selecting the operation with potentiometer when working with dead man s handle Sockets for external measurements Measuring sockets activ The setpoint and the actual value of the valve can be recorded external measuring devices data loggers The measured values are only available at the sockets if this setting is activated The sockets are wired internally according to ...

Страница 6: ... with adjustable profile Setting value in 1 10 s Value input via selection and keys e g Ramp 20 interval 15 MI 5V MII 1V Setpoint moves to MI value for 1 5 sec with selected ramp Following moves to MII value for 1 5 sec with selected ramp and so on The function is deactivated by unselection or when a setpoint entry is done via the touchscreen Internal mA Resistance Resistance on When in External m...

Страница 7: ...ia V1 08 2019 01 Page 7 Screens Screen Range Is displayed at power up after connecting or disconnecting a valve if valve detection active is enabled by Click on Range bar in screen DISPLAY VALUES Screen Display Values Digital ...

Страница 8: ...Bosch Rexroth GmbH Austria V1 08 2019 01 Page 8 Screen Display Values Analog Screen Settings ...

Страница 9: ...Bosch Rexroth GmbH Austria V1 08 2019 01 Page 9 Device view Connections ...

Страница 10: ...ve PTC self resetting 3 A switching valves PTC self resetting 1 8 A Max output voltage setpoint out 15 V short circuit protected YES Burden resistance internal current measurements 56 Ω internal burden resistance mA ranges 100 Ω external max 500 Ω Accuracy 2 CE conformity Low Voltage Directive LVD 2014 35 EU YES EMC Directive 2014 30 EU YES RoHS Directive 2011 65 EU YES Connections Valve input con...

Страница 11: ... Power supply unit VT HDTNT 5 2X Table power supply unit 90 264 VAC 24 VDC 5 A The power connector of the power supply unit fits sockets in Germany and many other European countries In some countries a country specific adapter needs to be used This is not included in the scope of delivery Type VT HDTNT 5 2X actual product may differ Technical data Operating voltage U VAC 90 264 47 63 Hz Current co...

Страница 12: ...201 804 Connection for test device Connector Amphenol MS3106A 14S 6P Length of connection cable l m 3 Weight m kg 0 3 Cable for switching valve VT HDTSK 1 2X Connection cable between test device VT HDT 1 2X and switching valves with electrical connection K4 Type VT HDTSK 1 2X actual product may differ Technical data Connection for valve Connector acc DIN EN 175301 803 2 po PE Connection for test d...

Страница 13: ...cts manufactured by us can be returned to us for disposal free of charge The prerequisite is however that no disturbing attachments such as oils fats or other impurities are included Furthermore inappropriate foreign substances or components must not be included in the return The products are free to deliver to the address indicated on the back The packaging materials are made of cardboard wood an...

Страница 14: ...Bosch Rexroth GmbH Austria V1 08 2019 01 Page 14 Notes ...

Страница 15: ...Bosch Rexroth GmbH Austria V1 08 2019 01 Page 15 Notes ...

Страница 16: ... the exclusive property of Bosch Rexroth AG It may not be reproduced or given to third parties without consent of Bosch Rexroth AG The data specified above only serve to describe the product No statements concerning a certain condition or suitability for a certain appli cation can be derived from our information The information given does not release the user from the obligation of own judgment an...

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