A transmitter or scale amplifier is used to convert the signal left by the load cell.

Most often, they communicate to superior control systems where the weight value is used in any form of process. There are a variety of ways to communicate as Analog Serial Profibus Modbus RTU / TCP Ethernet TCP / IP DeviceNet PowerLink CC-Link Can Open Sercos Ethercat, etc..

Most models are type approved and can be mounted on your rail.