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Table of Contents
Analog amplifier
Type VT 3000
Component series 3X
Overview of contents
Contents
Features
Page
- Suitable for the control of pilot operated proportional direc-
tional valves (type .WRZ, up to component series 6X) and
1
direct operated proportional pressure valves (type DBEP6
2
and 3DREP6, each component series 1X) without electrical
2
position feedback
4
- Four command values adjustable with potentiometers
5
- Four command value call-ups with LED display
6
- Differential input
6
- Step function generator
7
- Ramp generator
- Two pulsed current output stages
7
- Polarity protection for the voltage supply
Note:
When supplied the amplifiers have a ramp time of 5 s (setting
of the ramp time of 1 s see page 6).
RE 29935/10.12
Replaces: 11.06
H4162
similar figure
1/8
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Summary of Contents for Bosch Rexroth AG VT 3000
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Page 1: Table Of Contents
Analog amplifier RE 29935/10.12 Replaces: 11.06 Type VT 3000 Component series 3X H4162 similar figure Overview of contents Features Contents Page – Suitable for the control of pilot operated proportional direc- tional valves (type .WRZ, up to component series 6X) and... -
Page 2: Ordering Code
Bosch Rexroth AG Hydraulics VT 3000 RE 29935/10.12 Ordering code VT 3000 Amplifier for prop. directional valves (type .WRZ, up to Further details in plain text component series 6X) and prop. pressure valves (type DBEP6 and 3DREP6, each component series 1X) - Page 3 RE 29935/10.12 VT 3000 Hydraulics Bosch Rexroth AG Functional Description (Continuation) External time potentiometer and ramp „Off“ The output signal of the summator [6] is the command current value and is led to the two current output stages [7] and to the test point „W“...
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Page 4: Block Circuit Diagram / Pin Allocation
Bosch Rexroth AG Hydraulics VT 3000 RE 29935/10.12 Block circuit diagram / pin allocation... -
Page 5: Technical Data
RE 29935/10.12 VT 3000 Hydraulics Bosch Rexroth AG Technical data (For application outside these parameters please consult us!) Operating voltage 24 VDC +60 % –5 % Operating range: – Upper limit value 39 V – Lower limit value 22 V Power consumption <... -
Page 6: Output Curve
Bosch Rexroth AG Hydraulics VT 3000 RE 29935/10.12 Output curve Solenoid „A“ Solenoid „B“ – 100 % – 50 % – 1 % + 1 % + 50 % + 100 % ← Command value in % → Indicator / Adjustment elements Max. -
Page 7: Unit Dimensions
RE 29935/10.12 VT 3000 Hydraulics Bosch Rexroth AG Unit dimensions (Dimensions in mm) H1 2 0 ... ± 6 V mV = mA mV = mA VT 30XX 8TE (40,3) Engineering notes / maintenance instructions / supplementary information – The amplifier card may only be plugged in or unpluged when switched off. - Page 8 © This document, as well as the data, specifications and other informa- Hydraulics tion set forth in it, are the exclusive property of Bosch Rexroth AG. It Zum Eisengießer 1 may not be reproduced or given to third parties without its consent.
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