Kromschroder PFR704T/N/K/H Relay Module

The Kromschroder PFR 704T/N/K/H Relay Module uses a single control signal to activate several air butterfly valves for purging or switching between heating and cooling. It has multiple contacts and is compatible with a MPT700 Impulse System.

Key Specifications

  • Four isolated relays
  • Switching status displayed on front panel
  • FM approved

Specifications, Manuals, and Supporting Literature

Click the file icon to view the file online, or right-click on the file icon and select "Save Target As..." to download the file to your computer for later viewing.
Tip: If you want to print a large file, download it to your PC first.


Subscribe to the Lesman Instrument Company YouTube channel.Lesman Instrument Company on YouTube

Video is a great way to learn about instruments and technology, and it's available whenever you need it. Watch step-by-step instructions on how to configure a transmitter, tune a controller, or troubleshoot a safety valve. We'll post videos we create, and those our manufacturer partners share with us, so you don't have to look in multiple places to find the video training you need.

Subscribe to Lesman's YouTube channel, and you'll get email notifications as soon as we add new training videos and webinars.