• Functions include automatic burner sequencing, flame supervision, system status indication, system or self-diagnostics and troubleshooting.
• Subbase, amplifier and purge card are required for operation.
• Options include PC interface, keyboard display module, DATA CONTROLBUS™ MODULE, remote display module, first-out expanded annunciator, and COMBUSTION SYSTEM MANAGER™ software.
• Five LEDs provide sequence information. Power LED blinks fault code on Safety Shutdown.
• Interchangeable plug-in flame amplifiers.
• Local or remote annunciation of operation and fault information.
• Nonvolatile memory retains history files and sequencing status after power loss.
• Optional remote reset capability.
• Optional report generation.
• Selectable recycle or lockout on loss of airflow or flame.
• Shutter drive output.
• Airflow switch check.
• Delayed main valve.
• Programmable post purge using S7800A1142 Keyboard Display (not provided).Enhanced Auto Primary w/ Prog Post-Purge| Overview | Microprocessor-based integrated full-function primary burner control for automatically fired gas, oil, or combination fuel single burner applications. Provides level of safety, functional capability and features beyond conventional controls. Along with Pr |
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| Approvals, Federal Communications Commission | FCC Part 15, Class B, Emissions |
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| Application | On-Off Primary Control with Pre and Programmable Post purge |
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| Flame Establishing Period - Pilot | 4 sec or 10 sec |
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| Approvals, Control Safety Devices | Acceptable: CSD-1 |
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| Used With | 7800 Series Amplifiers |
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| Approvals, Underwriters Laboratories Inc | Component Recognized, File No. MP268; Guide No. MCCZ. |
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| PrePurge | Determined by ST7800A Purge Timer Card |
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| Approvals, Canadian Standards Association | Certified, File No. LR95329-3. |
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| PostPurge | programmed with S7800A1142 display |
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| Required Components | Q7800A,B Universal Wiring Subbases. R7847, R7848, R7849, R7851, R7852, R7861, or R7886 Flame Signal Amplifier. ST7800A Plug-in Purge Timer Card. |
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| Voltage | 120 Vac (+10, -15%) |
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| Vibration | 0.5 G environment |
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| Ambient Temperature Range (F) | -40 F to +140 F |
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| Ambient Temperature Range (C) | -40 C to +60 C |
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| Dimensions (in.) | 5 in. wide x 5 in. high x 5 1/4 in. deep with Q7800A Subbase x 6 3/32 in. deep with Q7800B Subbase |
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| Dimensions (mm) | 127 mm wide x 127 mm high x 133 mm deep with Q7800A Subbase x 155 mm deep with Q7800B Subbase |
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| Approvals, Swiss RE (formerly IRI) | Acceptable |
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| Approvals, Factory Mutual | Report No. OX4A5.AF. |
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| Comments | Includes blinking LED fault annunciation feature |
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Product Family
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