Anonymous Verified Buyer
" Very responsive and helpful, competitive pricing. Good source! "
July 2025
Newport ESP300
Newport ESP300, Multi-Axis, 9-Pin DSUB Connector, Motion Controller/Driver
Actual item may vary if no part number is provided on quote request.
✔ 2 Year Warranty Included
✔ Free Domestic Ground Shipping
✔ NIST Calibration Available
Andrew Gar**** Verified Buyer
" Amazing to work with and had my order within 1 week after purchasing with all NI certs and data that were needed. "
March 2025
Said Sai**** Verified Buyer
" Competent contact for highly specialized components. The support team is very knowledgeable. Many thanks for the help and the fast shipping! "
January 2025
Bob C**** Verified Buyer
" Jason was able to get our emergency situation taken care of quickly and professionally. "
May 2025
Gregg Flecki**** Verified Buyer
" Great service and great products. This is my 2nd time using Apex Waves, truly impressed. "
January 2025
Carol Zimme**** Verified Buyer
" Very responsive and helpful, competitive pricing. Good source! "
July 2025
Andrew Gar**** Verified Buyer
" Amazing to work with and had my order within 1 week after purchasing with all NI certs and data that were needed. "
March 2025
Said Sai**** Verified Buyer
" Competent contact for highly specialized components. The support team is very knowledgeable. Many thanks for the help and the fast shipping! "
January 2025
Bob C**** Verified Buyer
" Jason was able to get our emergency situation taken care of quickly and professionally. "
May 2025
Gregg Flecki**** Verified Buyer
" Great service and great products. This is my 2nd time using Apex Waves, truly impressed. "
January 2025
Newport ESP300 Motion Controller/Driver
The Newport ESP300 motion controller manages control with its multi axis. The unit regulates one to three motion axes supporting stepper and brush DC motors without compromising electrical or mechanical stability. The controller delivers high voltages up to 48 volts with 3A per axis. The ESP300 motion controller unit supports S curve velocity that improve motion smoothness during sensitive operations. It uses an 18-bit DAC that provides high resolution analog drive for DC motors. It uses a 9-pin type D-Sub connector for RS232C interfacing with host computers. The DC subsystem accepts encoder inputs up to 4 megahertz offering accurate feedback for closed loop operations. The digital PIDFF servo loop updates every 0.4 milliseconds enabling rapid control responses. The firmware regulates direct current motor dynamics through deterministic calculations to ensure reliable positioning across extended cycles.
The ESP300 driver stepper subsystem supports 1000 micro-step resolutions that allow refined incremental movement on every axis. The algorithm maintains consistent torque across micro-steps preventing irregular transitions under variable loading conditions. The controller includes an RS232C interface using 19,200 baud for remote communication. The communication port uses 8 data bits with no parity and 1 stop bit in its standard configuration. The utility interface provides 16-bit digital input and output lines that can be assigned in blocks based on user requirements. The ESP300 controller includes a remote motor-off interlock that allows immediate shutdown during defined safety conditions. The unit contains 64 kilobytes of non-volatile memory used to store operational programs and key parameters. The ESP300 controller uses a 512-byte command buffer that supports orderly processing of incoming instructions during operation. Local mode permits direct standalone use with motion sequences executed from the front panel without external control.
The remote mode enables execution of commands transmitted through computer interfaces or through the optional handheld keypad if installed. The ESP300 driver operates from an electrical input range of 100 to 240 volts AC at standard line frequencies. The optional display contains an 80-character alphanumeric LCD panel that provides position readouts, system status information, menu access and setup options. The Newport ESP300 motion controller is built to meet pollution degree 2 conditions for use in controlled industrial locations. The hardware also meets installation category II requirements as defined for equipment connected to fixed installations. The driver is designed to function in humidity levels from 20% to 90% without internal condensation.
| Model | Newport ESP300 |
|---|---|
| Manufacturer | Newport |
| Part Type | Motion Controller/Driver |
| Number of Motion Axes | 1 to 3 axes, any combination |
| Maximum Motor Voltage | Up to 48 VDC per axis |
| Maximum Motor Current | Up to 3 A per axis |
| DAC Resolution (DC Motors) | 18-bit resolution |
| Max Encoder Input Frequency | 4 MHz |
| Stepper Micro-stepping | Up to 1000 micro-steps per full step |
| Communication Interface | RS232-C at 19,200 baud |
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Eligible returns may be accepted within 30 days at Apex Waves’ discretion. A 25% restocking fee applies; non-refundable and built-to-order products are excluded.
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