EEA-PAM-553-D-32 Vickers
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The EEA-PAM-553-D-32 is a power amplifier card produced by Vickers as part of the EEA-PAM Power Amplifiers series. It features a DIN 41612 F48 Male connector type and has an overall length of 175.24 mm. The standard card height is 3U, and it provides reference voltage outputs of +10 VDC and -10 VDC at 5 mA each.
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Product Description:
The EEA-PAM-553-D-32 is a power-amplifier card from the EEA-PAM Power Amplifiers series manufactured by Vickers. It plugs into a standard control rack and conditions current or voltage commands so that proportional hydraulic valves receive stable drive signals, while an integral alarm circuit informs the host controller if output limits are exceeded. By combining reference generation, ramp shaping, and feedback processing on one board, it simplifies closed-loop motion and pressure regulation tasks in industrial automation.
This board is built to a standard height of 3U and an overall length of 175.24 mm, so it occupies only one slot in a 19-inch subrack. All field wiring is brought to a DIN 41612 F48 Male connector, eliminating loose flying leads. For position feedback devices, the card supplies a regulated +15 VDC source, and a front-panel 2.0 mm test socket allows quick signal checks without disturbing the backplane. The alarm terminal can source up to 50 mA, and an internal 50 Ω resistor limits fault-current surge. Additional I/O figures include a digital input load of 10 mA and a 6 kΩ feed-forward input that bypasses the main control loop for rapid response.
The analog processing stage starts with a current-command input impedance of 100 Ω, making the card compatible with 4–20 mA transmitters. Dual reference outputs of –10 VDC and +10 VDC at 5 mA provide stable excitation for external potentiometers. Sensor feedback enters through a high-impedance 1 MΩ node to minimize loading errors. Complementary paths include 47 kΩ for voltage commands, 10 kΩ monitor and ramp-generator inputs, and 50 Ω in the alarm loop, ensuring consistent time constants across the circuit. These impedance values, together with the 2.0 mm front-panel socket and the 10 mA digital input, complete a signal architecture that supports precise ramp generation, feed-forward trimming, and reliable fault reporting without additional interface modules.
Frequently Asked Questions about EEA-PAM-553-D-32:
Q: What is the card height standard of the EEA-PAM-553-D-32 power amplifier?
A: The EEA-PAM-553-D-32 uses a 3U card height standard for easy installation inside compatible racks.
Q: What type of connector does the EEA-PAM-553-D-32 accept?
A: This amplifier accepts a DIN 41612 F48 male connector for secure electrical connections.
Q: What is the LVDT supply output voltage for the EEA-PAM-553-D-32 amplifier?
A: +15 VDC is provided as the LVDT supply output on this model.
Q: What is the voltage command input impedance of the EEA-PAM-553-D-32?
A: The voltage command input impedance on this model is 47 kΩ, supporting high input accuracy.
Q: What is the maximum current for the alarm output on the EEA-PAM-553-D-32?
A: The alarm output on this device has a maximum current capacity of 50 mA.
