Rexroth VT5041-31/1-0 Servo Proportional Amplifier Card

Rexroth VT5041-31/1-0 servo proportional amplifier card designed for precise control of proportional hydraulic valves, providing stable current regulation and closed-loop performance for industrial motion and pressure control applications.
Manufacturer: Bosch Rexroth AG
Product type: Servo proportional amplifier card
Model: VT5041-31/1-0
Series: VT 5000 analog amplifier series
Country of manufacture: Slovenia
Mounting type: Eurocard plug-in module
Card format: European standard 100 x 160 mm (approx.)
Rack system compatibility: 19-inch rack with backplane connector
Supply voltage: 24 VDC nominal (industrial supply)
Permissible supply range: approx. 18 to 35 VDC
Current consumption: approx. 1 A (depending on load)
Output stage: Current-controlled output for proportional solenoids
Output current range: typically 0 to 1.5 A or 0 to 2.5 A (configurable via components)
Valve compatibility: Rexroth proportional valves with inductive solenoids
Control signal input: ±10 V analog command input
Reference signal: Differential or single-ended voltage input
Feedback input: Position or pressure feedback (depending on configuration)
Ramp generator: Adjustable acceleration and deceleration ramps
Dither frequency: Adjustable (used to reduce hysteresis in proportional valves)
Dither amplitude: Adjustable
Gain adjustment: Internal potentiometers for calibration
Offset adjustment: Zero-point setting via onboard potentiometer
Status indicators: LED indicators on front panel (power, command, fault/response)
Front panel connectors: Test points and signal inputs via plug terminals
Protection features: Short-circuit protection, overload protection, reverse polarity protection
Operating temperature range: 0°C to +50°C typical industrial range
Storage temperature range: -20°C to +70°C
Humidity tolerance: Up to 90% RH non-condensing
Isolation: Electrical isolation between control and power sections
Weight: approx. 0.25–0.4 kg
Housing material: Aluminum front panel with printed circuit board module
Connection interface: Multi-pin DIN connector (rear backplane connection)
Application: Industrial hydraulics, injection molding machines, presses, motion control systems
Compliance: CE industrial conformity standards (depending on variant)
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