RELIANCE 0-51446 Amplifier Circuit Board

Technical Specifications

Model:0-51446

Brand:RELIANCE

Product type:Cardpak Signal Amplifier PCB Board

Substrate:FR4 printed circuit board

Weight:0.31kg

Dimension:155mm108mm2.5mm

Operating temperature:0℃ ~ 60℃

Storage temperature:-40℃ ~ +85℃

Relative humidity:5%~85%,non-condensing

Certification:CE

System compatibility

0-51446 belongs to RELIANCE Cardpak series amplifier board.

Designed for Reliance legacy Cardpak DC drive rack.

Work cooperatively with 0-48673 regulator board and 0-49025 main control board.

Used for weak signal amplification inside DC motor closed-loop speed control system.

Commonly used for old drive equipment maintenance and spare replacement.

Function

0-51446 is dedicated signal amplifier card for RELIANCE Cardpak DC drive.

Amplify weak tachometer feedback signal and analog command signal.

Filter high-frequency noise in analog control loop.

Adjust signal gain to match input range of regulator board.

Improve signal anti-interference ability under heavy load working condition.

Stabilize loop signal to guarantee steady speed regulation of DC motor.

Installation

Power off the whole drive cabinet and cut main power supply.

Insert 0-51446 board into designated Cardpak slot.

Fasten front panel fixing screws.

Connect edge connector and internal signal wiring.

Check wiring terminal tightness and signal shielding.

Power on system,adjust amplifier gain and perform loop calibration.

Test motor running and verify speed stability.

Interface

Cardpak edge connector,internal signal terminal strip,status indicator LED.

Feature

RELIANCE 0-51446,Cardpak series signal amplifier PCB assembly.

Onboard precision amplifier circuit and adjustable gain potentiometer.

Built-in RC filter circuit to suppress high frequency noise.

Clear coordinate marking on PCB for convenient maintenance and troubleshooting.

Discontinued obsolete board,supply only for old drive equipment spare replacement.

Suitable for metallurgy,paper-making heavy-duty DC drive renovation.

Diagnostic

Motor speed jitter:incorrect gain setting or amplifier component aging;

Weak feedback signal:amplifier circuit attenuation or bad connector contact;

Speed response slow:gain value too low,readjust potentiometer;

No signal output:board power failure or component damage.

Product Brief

RELIANCE 0-51446 is Cardpak DC drive signal amplifier circuit board.

It amplifies and filters analog loop signal for Reliance DC drive,widely used as spare part for heavy industry DC motor drive maintenance.

Disclaimer

All parameters are for reference only and not for quotation basis. Goods are scarce and will be powered on for inspection before shipment. Overseas delivery lead time 3-7 working days. This item is only used for equipment maintenance and retrofit.