- Automatic RS-485 data flow control
- 1000 VDC isolation protection
- Surge protection RS-485 data line
- Transmission speed up to 115.2 Kbps
- Networking up to 1200 meters (4000 feet)
- Power and data flow indicator
- Power input range 10 to 30 VDC
- Watchdog timer
- Software configurable to either addressable or non-addressable mode
Advantech ADAM-4521 Addressable RS-422/485 to RS-232 Converter


Advantech's ADAM-4521 is an intelligent RS-422/485 to RS-232 converter specifically designed to connect RS-422/485 devices to an RS-232 network. The ADAM-4521 addressable converter lets you easily build up an RS-485 network with your RS-232 devices by assigning each one an address for easier communication.
- Mounting: Panel
- Power: 10-30VDC
- Temperature: -10 to 70C
- Temperature (Operating): -10~70 °C (14~158 °F)
- Humidity: 5~95 %RH
- Isolation: 1kV
- Temperature (Storage): -25~85 °C (-13~185 °F)
- Interface: RS-232 to RS-422/485
- Isolation Protection: 1,000 VDC
- Communication Speed: Serial: From 300 to 115.2 k
- Data Flow Control: Yes
- Connector: RS-232: female DB9 / RS-422/485: plug-in screw terminal
- Power Requirement: 10~30 VDC