Serial - serial converter
RS232 - RS422/RS485, 250 Kbps ACKSYS

AD400Ei
All-in-one robust and small factor isolated RS232 250 Kbps to RS422/485 converter

Its width does not exceed that of the RS232 DB9 side.
250 Kbps maximum speed.
Power supply from keyboard/mouse/USB cable or external source (+4.7VDC to +5.5VDC) or optional remote power supply.
Automatic line turn-around in RS485 mode.
MODBUS, JBUS, UNITELWAY, DF1 ... master/slave protocols compatible
Screw-in connecting terminal on RS422/485 side, female SUB D9 on RS232 side.
Metal housing, industrial CE safety.
Line polarization and terminating resistor selectable by DIP switches in RS422/485 mode.
M.T.B.F. > 300.000 POH.
TXD and RXD signal status LED.
Line isolation : 1500 Veff.
HF filtering and 15 KV ESD protection.
External power source cables (keyboard/mouse/USB) and screwdriver are included.

Designed to connect directly to PCs, this converter features a female SUB D9 connector for the RS232 port and a screw-in connecting terminal for the RS422/485 port.