SERIAL CONNECTIVITY

NA-4020

RS485 Network Adapter (Modbus)

Product nr: 109047
59008
Easy Maintenance
The NA-4020/4021 series network adapter can be expanded by adding up to 32 I/O modules. It can provide spring type, removable terminal blocks (RTBs) that allow you to preserve field wiring before replacing an I/O expansion module. Each I/O expansion module can be replaced quickly and easily.