DIN 2.1/422 isolated RS232 - RS422 out of production - - replacement DIN 2.4/485 PRICE dealer 65 € end user 78 €   DIN 2.1/422D 2-channel isolated RS232 - RS422 PRICE dealer 79 € end user 94,80 €   DIN 2.4/485 isolated RS232 - RS485/RS422 PRICE dealer 78 € end user 88 €   MINI 2.2/422 isolated RS232 - RS422 PRICE dealer 84 € end user 100,80 €   MINI 2.3/485 isolated RS232 - RS485/RS422 PRICE dealer 59 € end user 70,80 €   MINI 2.4/422 isolated RS232 - RS422 PRICE dealer 49 € end user 58,80 €   MULTI 485 19" isolated RS232 - RS485/RS422 PRICE dealer 990 € end user 1 188 €