REXROTH VT 3006 User Manual

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Analog amplifier
Type VT 3006
Component Series 3X
RE 29926/10.06
Replaces: 07.03
Table of contents Features
– Suitable for the control of pilot operated proportional direc-
tional valves (type .WRZ, up to component series 6X) and
direct operated proportional pressure valves (type DBEP6
and 3DREP6, each component series 1X) without electrical
position feedback
– Four command values adjustable with potentiometers
– Four command value call-ups with LED display
– Differential input
– Step function generator
– Ramp generator with five ramp times
– Two pulsed current output stages
– Polarity protection for the voltage supply
Card holder:
– Type VT 3002-2X/32, see RE 29928
Single card holder without power pack
Power pack:
– Type VT-NE30-2X, see RE 29929
Compact power pack 115/230 VAC → 24 VDC, 108 W
Note:
When supplied the amplifiers have a ramp time of 5 s (setting of
the ramp time of 1 s see page 5).
H4240_d
Contents Page
Features 1
Ordering code 2
Functional Description 2 and 3
Block circuit / pin allocation 4
Technical Data 5
Output curve 6
Indicator / Adjustment elements 6
Unit dimension 7
Engineering notes / maintenance instructions /
supplementary information 7

REXROTH VT 3006 Specifications

General

Brand	REXROTH
Model	VT 3006
Category	Amplifier
Language	English

Summary

Features

Application Compatibility

Specifies compatibility with pilot/direct operated proportional valves without position feedback.

Adjustable Command Values

Highlights adjustable command values using potentiometers.

Command Value Call-ups

Mentions four command value inputs with LED indicators.

Ramp Generator

Describes the ramp generator with adjustable ramp times.

Ordering Code

Application for Valves

Describes the amplifier's application for specific proportional valves.

Functional Description

Command Value Inputs

Explains command value inputs 1-4 are called via relays K1-K4.

Ramp Generator Function

Details the ramp generator's function for output signals.

Solenoid Control Logic

Explains positive/negative command values control solenoids B/A respectively.

LED Status Indicators

Explains H11 (power on) and H12 (ready for operation) LED functions.

Fault Handling

Describes immediate de-energizing of stages and cancellation of 'Ready' signal on fault.

Block Circuit / Pin Allocation

Signal Descriptions

Defines signal types like command value, current actual value, and biasing current.

Technical Data

Operating Voltage and Range

Specifies operating voltage (24 VDC) and its acceptable range.

Input Specifications

Lists voltage ranges for command value inputs and differential input.

Output Stage Specifications

Details solenoid current/resistance and biasing current.

Indicator / Adjustment Elements

Jumpers for Settings

Explains jumper settings (J5, J6) for ramp time selection.

Engineering Notes

Installation Precautions

Advises plugging/unplugging only when switched off; avoid free wheel diodes.

Measuring Zero (MO) Warning

Warns against connecting MO to 0 V operating voltage due to potential separation.