120 Volt Primary Controls with 15 second safety switch timing (Honeywell)
Provide solid state, electronic flame safeguard protection for commercial and industrial single or dual fuel burners.
• Use with rectification or ultraviolet type flame detectors depending on the interchangeable, plug-in amplifier being used.
• Recycle once after flame failure in attempt to re-establish pilot before lockout.
• Include manual push-to-reset safety switch in a dust-resistant enclosure.
• Includes SPDT alarm contacts.
Description 120V 50/60 HZ less Amplifier and Prepurge Timer
Purging Time Determined by Plug -in Purge Timer
Safety Switch Timing 15 sec nominal
Electrical Connections Alarm contacts: male quick connect terminals.
Voltage 120 Vac
Frequency 50 Hz
Frequency 60 Hz
Alarm Relay Switching SPDT
Required Components Mounting Base: Q270A1024; Plug-in Amplifier: R7289A1004, R7289A1012, R7290A1001, R7290A1019; Plug-in Purge Timer: ST71A1000 (7 sec), ST71A1042 (10 sec), ST71A1018 (30 sec), ST71A1026 (60 sec), ST71A1034 (90 sec).
Temperature Range (F) -20 F to +105 F @50 Hz
Temperature Range (F) -20 F to +115 F @ 60 Hz
Temperature Range (C) -29 C to +40 C @ 50 Hz
Temperature Range (C) -29 C to +46 C @ 60 Hz
Dimensions (in.) 5 in. high x 5 in. wide x 4 3/4 in. deep x
Dimensions (mm) 127 mm high x 127 mm wide x 121 mm deep
Approvals, Underwriters Laboratories Inc UL Listed:120V with 30, 60, 90 sec prepurge timers, includes -40 F models-File No.MP268, Guide No. MCCZ; UL Comp. Recg.:120V with 7, 10 sec prepurge timers, includes -40 F models-File No.MP268, Guide No.MCCZ2
Approvals, Canadian Standards Association CSA Certified: 120V models only, includes -40 F models-File No. LR1620
Approvals, Factory Mutual Approved: Report No. 18774
Approvals, Industrial Risk Insurers Acceptable
Includes Female quick-connects
Replaces Relay Part Numbers: