Honeywell R7861A1026 Flame Signal Amplifier 318973-401 or a combination of both

or a combination of both

1 bar on the high side

the bottom-entry design on the 3RH2911-1MA11 is specifically utilized when wiring from below is necessary to avoid interference with other DIN-rail components or to maintain specific airflow paths

With a CCW shaft end rotation and standard 4M 370V capacitor requirements (where applicable)

Enhanced Monitoring Accuracy: Offers a more reliable signal than differential pressure switches

Honeywell R7861A1026 Flame Signal Amplifier 318973-401 or a combination of bothTo maintain peak performance in industrial combustion systems, the Honeywell R7861A1026 serves as a high performance, solid state plug in flame signal amplifier designed specifically for the 7800 Series primary safety control. This purple coded ultraviolet flame amplifier is engineered for dynamic self check functionality, which continuously validates the integrity of both the detector and the internal electronic circuits. By testing the flame