Honeywell | UCN 621-3500R

Product Details

• Part Number 1 621-3500R

Product Description

621-3500R is identified by Honeywell as an Input Module within the UCN family.

For replacement planning, this class of module brings discrete field status into the control system. Typical signal sources include switches, relay contacts, permissives, and equipment-status circuits when they match the module's electrical requirements. The documented module assignment should remain the basis for selection.

Within the assigned control-system position, this product is associated with the UCN family and the control system modules category. Configuration and compatibility should be confirmed for the exact system in which it will be used. The original equipment schedule should guide compatibility review.

When this product is used for lifecycle support, technicians should confirm the installed revision, connection arrangement, and system assignment rather than assuming interchangeability with a similarly named module. Final selection should be based on the plant's controlled-equipment records.

Product Documentation

• Specification PDF honeywellucn.pdf
• Part Notes

  DCS Center can repair your 621-3500R part or offer an exchange for quick turnaround. This Honeywell UCN unit New, Remanufactured or Repaired is fully warranted by DCS Center.

• Common Part Typos 621-350OR, 621-35O0R, 6213500R, 621350OR, 62135O0R, 62I-3500R, 62I3500R, 62l-3500R, 62l3500R

Reviews

5.0 Rating

"DCS Center provides phenomenal service. They are prompt with a response. They have helped me numerous times with surplus and new items. I look forward to a long..."

- Tonya M., United States

"Frank, you're a Rock Star! Thank you for the quick response, and great customer service, very refreshing these days! Great pricing"

- Charles, Ontario, Canada

"Frank your customer service has been excellent, you go out of your way to help and support. Your response and feedback is exceptional, its a pleaure to engage..."

- Selva Moodley, South Africa

"DCS CENTER Really saved the day! I had the parts I needed in my hands the day after ordering ( I'm in Toronto Canada ). I highly recommend..."

- Steven T., United States

"Been doing business with the DCS Center for years. Quick responses, solid repairs and excellent follow-up support!"

- Alex L., United States

"Frank, we are very happy with your service. Our test mechanic has checked the controllers, they all are good!"

- Tony N., United States