Electrical rotary actuator
RHD250 (Contrac)

• Process optimization thanks to maximum control precision
• Maintenance-free up to 10 years
• Electrical actuator for continuous positioning, three-point position control, or bus control
• Stallproof without the need for position- or torque-dependent shut-off
• Adjustable mechanical limit stops for defined operating range
• Handwheel for emergency operation
• Signal and power input only via separate, microprocessor-controlled electronic unit

Find out more about the electronic units:
Field installation
– Medium power range EBN853

 Mounting rack installation
– Medium power range EBS852

• Rated speed
  RHD250-10,0
  –  10 to 900 s/90°

• Operating angle
   –  min 35° / max. 300°

ABB’s freedom of choice offers the right driver for the major fieldbus protocols suitable for ABB devices.
The version matrix document shows for each protocol the software revision that’s compatible to the hardware and firmware revision of the device.

• Read first
  – Software/hardware revisions: Version matrix

Software and documentation:

• HART
  – Software: DTM400 Bundle, EDD
  – Driver description: Supplementary information
• PROFIBUS
  – Software: DTM400, GSD
  – Driver description: Supplementary information

Stand-alone tool:
ABB offers software tools that use the listed drivers in the table above for your device configuration and monitoring requirements. Read more & download

Fieldbus solutions:
ABB offers a wide range of fieldbus products, accessories, tools, support documentations, applications and news. Read more

ABB offer a full range of services to support you and your processes, including:

• Product commissioning
• Maintenance and field services
• Repairs
• Spare parts services
• Training

Explore our comprehensive range of services at Measurement & Analytics service