FUJI NP1L-RS4 | MICREX-F Communication Module

The FUJI NP1L-RS4 enables serial data exchange between devices. This communication module belongs to the MICREX-F PLC family. It connects the controller to external peripherals and networks. You can use it for data logging, HMI links, or inter-PLC communication.

Key Technical Specifications

Below you will find the accurate technical parameters for the FUJI NP1L-RS4.

Parameter	Specification
Product Type	Communication Module
Series	MICREX-F
Interface Type	RS-232C / RS-422 (selectable)
Number of Ports	1
Protocol	Dedicated or user-defined
Baud Rate	Up to 19.2 kbps
Operating Voltage	5 V DC (from backplane)
Isolation	Optical (500V AC)
Manufacturer	FUJI Electric

The module measures 90 mm in width and 70 mm in height. Its total depth reaches 55 mm. The FUJI NP1L-RS4 weighs approximately 150 grams. This unit contains a single main PCB with a communication processor. Energy storage uses small capacitors for signal buffering during transmission.

You will find a 9-pin D-sub connector on the front panel. The module supports both point-to-point and multi-drop configurations. Consequently, you can connect up to 16 devices on the RS-422 network. LED indicators show transmit, receive, and power status clearly.

Installation and System Integration

You can mount the FUJI NP1L-RS4 directly into a MICREX-F rack. The module draws all necessary power from the backplane bus. Therefore, you do not need an external power supply at all. The CPU handles data exchange through dedicated communication instructions.