VT-VRPA1-537-20/V0

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The VT-VRPA1-537-20/V0 is a compact electric amplifier weighing just 0.37 kg, featuring switched mode output with PID behavior. Developed by Bosch Rexroth Indramat as part of their VT-VRPA Electric Amplifiers series, it operates on a voltage supply of 21...40 V DC. The amplifier includes cable break detection and runs at a typical power consumption of 55 W.

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Product Description:

The VT-VRPA1-537-20/V0 electric amplifier is made to manage servo solenoid valves. The amplifier comes from Bosch Rexroth Indramat, a company that makes hydraulic parts. This analog amplifier can be used to handle proportional valves that need to be turned on and off quickly for short actuation times.

The VT-VRPA1-537-20/V0 electric amplifier features short-circuit-resistant outputs and detects open feedback signal lines. The amplifier works with a 24V DC power source that is between 21V and 40V. Its ramp feature allows you to control how quickly it accelerates and decelerates. The PID closed-loop controls the product's output. The return signal operates at a value of ±10V. There are LED lights that indicate the status of the enabled undervoltage and feedback signals. For reliable performance, this electric amplifier was made with industrial technology in mind. It is a part of the series 2X. It is important for demanding uses that the amplifier works consistently and reliably. The booster provides you with control and accuracy, both of which are critical to the system's performance. The system has a feedback component that makes sure the control processes are accurate and stable. The amplifier continues to work consistently to ensure accuracy.

This electric amplifier is made to control servo solenoid valves. Up to 2.7A of current can flow through it. The amplifier has a control voltage-based ramp change on the outside. For faster reaction times, the VT-VRPA1-537-20/V0 amplifier can quickly power up and turn off. The design makes it easy to handle quickly. The system can diagnose problems, which makes upkeep easier. The VT-VRPA1 amplifier makes sure that valve control works well with its many features. The amplifier is a crucial component of hydraulic systems that must be properly controlled to provide the appropriate level of support.

Cables For Magnets
20–60 m (2.5 mm² cross-section)
Control Signal Input
0...±10 V
Error Led Indications
Green (Enable), Yellow (Cable break), Red (Under-voltage)
Feedback Signal
0...±10 V, Ri = 20 kΩ
Front Panel Compatibility
7 TE
Mass
0.37 kg
Output Circuit Type
Switched mode, PID behavior
Output Current For Valve Magnet
3.7 A max
Pcb Dimensions
100 x 160 mm
Signal Source Potentiometer
±10 V, 10 mA, 10 kΩ (or external)
Special Feature
Cable break detection
Temperature Range (operating)
0...70°C
Temperature Range (storage)
-20...70°C
Typical Power Consumption
55 W
Voltage Supply (ub)
21...40 V DC

Frequently Asked Questions about VT-VRPA1-537-20/V0:

Q: How does VT-VRPA1-537-20/V0 benefit from open-circuit detection feature?

A: Open-circuit detection identifies cable breaks in the feedback signal effectively. This prevents incorrect operation of the system for troubleshooting.

Q: Why use adjustable ramp function in VT-VRPA1-537-20/V0 amplifier?

A: The ramp function controls acceleration and deceleration rates efficiently. This helps in smooth and precise movements for connected valves.

Q: Does VT-VRPA1-537-20/V0 need specific voltage for optimal performance?

A: The amplifier operates best at a nominal 24V DC efficiently. However, it can function within a range of 21V to 40V.

Q: Why include PID closed-loop control in VT-VRPA1-537-20/V0 stage?

A: PID control ensures accurate and stable control of the output stage effectively. It helps maintain performance even with disturbances.

Q: How does VT-VRPA1-537-20/V0 achieve faster response times efficiently?

A: Rapid energizing and de-energizing capabilities reduce valve actuation times efficiently. This results in quicker response times in hydraulic systems.


Internal Product Review

  • ‘‘The VT-VRPA1-537-20/V0 electric amplifier provides accurate control in hydraulic systems. Its adjustable ramp function allows customized acceleration and deceleration. The PID closed-loop control ensures stable performance. It is the best choice for proportional valve applications.’’

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