Belimo Support Center

Products

Damper Actuator

• How do I manually override my actuator?
• what is difference between modulating damper and open/ close damper actuator
• What is the difference between a spring return, non-spring return, and electronic fail-safe actuator? What are the advantages and applications for each?
• How do I size a damper actuator?
• Can a 2-10 VDC feedback signal be converted to 4-20mA by use of a 500 ohm resistor?

Control Valve

• What is CV and why is it important for a modulating valve? How do I calculate it?
• How do I manually override my actuator?
• what is difference between modulating damper and open/ close damper actuator
• What is the difference between a spring return, non-spring return, and electronic fail-safe actuator? What are the advantages and applications for each?
• What is valve close off pressure? What is body pressure rating?

Accessories

• Can a 2-10 VDC feedback signal be converted to 4-20mA by use of a 500 ohm resistor?
• How do I foot mount my AF series damper actuator?
• Should I use a diode for floating control actuators?
• Does Belimo offer a NEMA 4 parts kit?
• Do you have a link to download the Belimo zip-usb-mp software for MFT actuators?

Retrofit

• Do you have a cross reference for obsolete valve actuators?
• Do you make replacement actuators for obsolete Belimo actuators or other brands?
• Can you cross over a non Belimo valve to Belimo?
• How do I adjust the open and close for FSLF actuator?
• How do I retrofit a globe valve with a failed NV or NVF actuator?

MFT (Product)

• I want to reprogram my MFT actuator. What equipment & instructions do I need?
• How do I troubleshoot my modulating SY actuator?
• Can a –SR or MFT modulating actuator be field wired for On/Off or 2-position control?
• What do the lights on the MFT actuator mean?
• What is the purpose of the adaptation button on your MFT and some –SR actuators?