• Use with rectification or ultraviolet type flame detectors depending on the interchangeable, plug-in amplifier being used.
• Recycle 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.Primary Control, 120 Vac, 50/60 Hz with Female Quick-Connects| Purging Time | Determined by Plug-in Purge Timer |
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| Overview | Provide solid state, electronic flame safeguard protection for commercial and industrial single or dual fuel burners. |
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| Safety Switch Timing | 15 sec nominal |
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| Electrical Connections | Alarm contacts: male quick connect terminals. |
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| Alarm Relay Switching | SPDT |
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| Application | Primary Control |
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| Temperature Range (F) | -20 F to +105 F @50 Hz |
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| Temperature Range (C) | -29 C to +40 C @ 50 Hz |
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| 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 |
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| Approvals, Canadian Standards Association | CSA Certified: 120V models only, includes -40 F models-File No. LR1620 |
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| Includes | Female quick-connects |
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| 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). |
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| Dimensions (in.) | 5 in. high x 5 in. wide x 4 3/4 in. deep (including subbase) |
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| Dimensions (mm) | 127 mm high x 127 mm wide x 121 mm deep |
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| Approvals, Swiss RE (formerly IRI) | Acceptable |
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| Approvals, Factory Mutual | Approved: Report No. 18774 |
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Product Family
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