Managed HART modem: Enables direct HART device communication for reliable field device integration
Modbus accumulator functionality: Allows reading of up to 16 HART device variable data via Modbus RTU commands
Configuration via Modbus registers: Configuration can be managed or updated remotely for convenience
DIN rail mountable: Easy installation in industrial environments
LED communications status indicator: Provides real-time feedback on HART device connections
Summarized by Shop
MicroLink-HM RS-232 is a managed HART modem that can be used as a primary or secondary HART host interface - eliminating the need for external carrier detect (CD) monitoring and request-to-send (RTS) control. It can also be configured to continuously poll up to 16 HART devices, filling internal Modbus registers with variable values. The
Connection Type
Wired (RS-232)
Power Source
DC-powered (from RS-232 port or external 5-30 VDC)