This servo module delivers precise motion control for demanding positioning and speed applications. It integrates seamlessly into the Fuji Electric SPH series programmable controller platform. The unit controls servo motors with exceptional accuracy and dynamic response. Users can implement high-speed positioning, synchronization, and torque control tasks.
Axis Control and Servo Drive Compatibility
This module supports single-axis servo motor control for precision applications. It generates command signals for Fuji Electric servo drives and amplifiers. The unit performs position, speed, and torque control modes for application flexibility. Users can select the optimal control mode for specific motion requirements. This flexibility accommodates diverse applications from indexing to continuous motion.
| Parameter | Specification |
|---|---|
| Model | NP4N-ITGR |
| Product Type | Servo Module |
| Number of Axes | 1 (single-axis control) |
| Control Modes | Position, speed, torque |
| Command Output | Pulse train / Analog (selectable) |
| Control Frequency | Up to 200 kHz (pulse output) |
| Position Range | -2,147,483,648 to +2,147,483,647 pulses |
| Speed Range | 0 to 6,000 rpm (programmable) |
| Encoder Feedback | Incremental (A/B/Z phases) |
| Resolution | 16 bits (analog output) |
| Digital Inputs | 4 (home, limit, enable) |
| Digital Outputs | 4 (ready, alarm, positioning complete) |
| Interface | SPH backplane bus |
| Dimensions (W x H x D) | 75 mm x 90 mm x 60 mm |
| Weight | 0.30 kg |
Motion Control and Profile Generation
The NP4N-ITGR generates precise motion profiles for smooth servo control. It produces trapezoidal and S-curve profiles for optimal acceleration characteristics. The unit supports point-to-point positioning for indexing applications. Users can configure velocity, acceleration, and deceleration parameters independently. This capability suits pick-and-place, winding, and cutting applications. Consequently, users achieve smooth and precise motion in demanding processes.
Feedback Management and Position Accuracy
This module accepts incremental encoder feedback for precise position verification. It monitors the actual position against the commanded position continuously. The unit detects position deviation and compensates automatically. This closed-loop control ensures exceptional positioning accuracy and repeatability. The module also supports homing sequences using the home input signal. Consequently, operators achieve consistent production quality without manual adjustments.
Control Modes and Application Flexibility
The module operates in position, speed, or torque control modes. Users select the appropriate mode for each specific application. Position control suits accurate point-to-point movements like indexing tables. Speed control supports constant velocity applications such as conveyors. Torque control enables tension control and pressing applications effectively. This versatility allows system designers to standardize on a single module.
Configuration and Diagnostic Functions
Users configure all servo parameters through the Fuji programming software environment. The module stores settings in non-volatile memory for automatic reloading. Diagnostic functions monitor following error, overcurrent, and overtemperature conditions. The module reports any servo faults to the PLC for immediate response. Front-panel LEDs indicate operational status and fault conditions clearly. These indicators simplify troubleshooting without additional tools.
Energy Consumption and Environmental Specifications
The module draws 120 mA at 5 V DC from the SPH backplane power supply. Power dissipation remains below 3 W under normal operating conditions. The unit operates reliably between 0 °C and 55 °C ambient temperature. Humidity tolerance spans 10% to 90% without condensation issues. The module carries an IP20 rating for protection against solid objects. This robust design suits packaging, material handling, and simple assembly applications.
Details
| Weight | 0.30 kg |
|---|---|
| Dimensions | 75 × 90 × 60 mm |

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