{"product_id":"honeywell-on-off-primary-burner-control-rm7890d1004-u","title":"Honeywell On-Off Primary Burner Control - RM7890D1004\/U","description":"\u003cp\u003eThe Honeywell On-Off Primary Burner Control operates on 120 VAC, 50\/60 Hz. Featuring an intermittent pilot type, it also includes an intermittent main flame establishing period. Depending on needs, you can utilize a 15-second or 30-second pilot flame establishing period. This model also enables a higher flame sensor for infra-red heater applications. \u003c\/p\u003e\n\n\u003cp\u003eThis control's powerful suite of functions includes automatic burner sequencing, flame supervision, clear system status indication, and comprehensive system or self-diagnostics for efficient troubleshooting. It's important to note that its operation requires both a subbase and an amplifier. \u003c\/p\u003e\n\n\u003cp\u003eAdditionally, this controller's capabilities can be enhanced with optional features. These optional features include a Modbus interface, keyboard display module, and remote display module. To facilitate convenient sequence information, five LEDs have been built into the control system. \u003c\/p\u003e\n\n\u003cp\u003eThe system also uses interchangeable plug-in amplifiers. An optional feature of this model is the local or remote annunciation of operation and fault information. Assuring continuity in event of a power loss, the controller's non-volatile memory safely retains history files and lockout status. This controller offers a selection between relight or lockout in case of flame loss. \u003c\/p\u003e\n\n\u003cp\u003eThis On-Off Primary Control is optimally designed to function in varying operating conditions, from as low as -40 F to as high as 140 F.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":46475051663596,"sku":"RM7890D1004\/U","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0217\/1112\/6600\/files\/Honeywell_Group_Photo_-_Final_Compressed_d85db1a4-2502-4fa9-aded-198ab6d49b6a.jpg?v=1763029091","url":"https:\/\/www.industrialautomationco.com\/products\/honeywell-on-off-primary-burner-control-rm7890d1004-u","provider":"Industrial Automation Co.","version":"1.0","type":"link"}