It is recommended for fuel stations where RS485 is used for communication with the pumps. It guarantees stable communication and protects the DOMS against overvoltage and lightning on the communication line.
The product is equivalent to DSB501, but we redesigned it. We manufactured according to our own designs and drawings.
- Facile da installare nel DOMS
- Quattro ingressi
- LED di indicazione
- Isolamento ottico