Through our discussions regarding equipment selection, you’ve learned that pulse-fire requires solenoid valves with extremely high operating cycles, burners that light reliably, and some method of impulse control. Through dozens of installations, our technicians have encountered and overcome a number of additional pitfalls, which can derail even the best planned system. Oversized Burners A common Read More
Category Archives: Burner Controls
Pulse-fire 101 — Pulse-fire Implementation
Now that you’re familiar with the history, ideas, and benefits of pulse-fire, it’s time to look at implementation. Knowing what you do about the demands that pulse-firing exacts upon components, you want to make sure to get the most for your money, so you don’t wind-up spending your fuel savings on replacements. VMR, VML, VMM Read More
Pulse-fire 101 – Pulse-fire Equipment
Not all combustion equipment is suitable for pulse-firing. Some of the key equipment requirements for a successful pulse-fire installation include: operating cycles in excess of one million, capability of three cycles per minute, and repeatability. Solenoid Valve Operating Cycles In traditional, modulating systems, gas solenoids open during start-up and remain open during furnace operation. Unless Read More
ESTRO Flame Control Device
The ESA ESTRO is a microprocessor operated flame control device that controls gas and oil fired burners for continuous operation. This device safely controls one or two stage burners (pilot and main), combustion air, and is able to detect the flame signal via ionization sensors (electrodes) or UV radiation (UV-scan), continuously performing a periodic check Read More
Kromschroder Burner Control IFS 11x to be Discontinued
Orders for new IFS 11x burner control units may be placed through September 30, 2015. Production of IFS 11x burner control units will stop prior to January 1, 2016. Please plan accordingly! We’re here to help you transition to another burner control product. When you’re ready to discuss your options with one of our flame Read More
Elster Kromschröder PF-19: PFU & PFS
The 19” subrack system continues to be a popular and viable option for customers interested in mounting their burner controls on the control cabinet. Over the years, Elster Kromschröder has offered this style of solution in a few generations of product. In the beginning, every rack was wire-wrapped by hand, which added to the cost Read More
FAQ: Burner Control Units – Flame Signal Strength
Q: I’ve got a PF-19 flame safety system incorporating PFU 760 burner control cards, and I keep faulting-out. It seems to be due to loss of flame signal, but I can visually verify flame. How do I check the flame signal on my PFUs? What could be causing this problem? A: Elster Kromschröder burner controls Read More
