| MEP105Programmer, Non-recycle on flame fail, lockout on air-flow open with flame present, 10 second PTFI.
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| MEP106Relight operation, 12 sec purge, 10 sec PTFI, reset lockout on line power interruption.
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| MEP1075 sec purge, 10 second PTFI, 5 minute delay following flame failure. For natural draft atmospheric gas burners
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| MEP108Non-recycle operation, 0 sec purge, 15 second PTFI, 10 second post purge, no FM Approval.
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| MEP109Programmer, Immediate ignition and pilot after limits are closed, 10 sec PTFI (fixed), 10 sec MTFI, intermittent pilot, non-recycle on flame fail.
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| MEP130Programmer, Relight operation, 30 sec PTFI, no agency approvals
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| MEP230Programmer, Selectable recycle/non-recycle function, TFI timing, purge timing, post purge, prove open at start.
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| MEP230HProgrammer, Selectable recycle/non-recycle function, TFI timing, purge timing, post purge, prove open at start, 8 sec pilot stabilization.
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| MEP235Programmer, Selectable recycle/non-recycle function, TFI timing, purge timing, post purge, prove open at start, lockout on air flow open 10 seconds after the start of a cycle, selectable recycle/non-recycle lockout on air flow open after flame is proven, and dedicated lockout after loss of flame.
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| MEP236Programmer, Selectable recycle/non-recycle function, TFI timing, purge timing, post purge, prove open at start with additional 6 second ignitor on time with main fuel. To be used with intermittent pilot only,
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| MEP237Programmer, Selectable recycle/non-recycle function, TFI timing, purge timing, post purge, prove open at start. Provides 0.30 second flame failure response time, for use with 85UVF flame scanner and MEDC2 amplifier.
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| MEP238Programmer, Selectable recycle/non-recycle function, TFI timing, purge timing, post purge, prove open at start. Ignition de-energized 3 seconds after pilot detected. Provides 8 second pilot stabilization period.
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| MEP290Programmer, Selectable recycle/non-recycle function, TFI timing, purge timing, prove open at start, and post purge (0 to 90 seconds).
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| MEP300Programmer, relight operation on main flame fail, lockout on PTFI and MTFI flame fail, 10 sec PTFI (fixed), 5 sec pilot proving, 5 sec MTFI.
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| MEP304Programmer, 5 sec purge, 10 sec PTFI (fixed), 5 sec pilot proving, 10 sec MTFI, interrupted pilot, interrupted ignition, non-recycle on flame fail.
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| MEP397Programmer, 15 sec purge, provides interrupted ignition, interrupted pilot, non re-cycle on flame fail.
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| MEP536Same as MEP236, 10 second trial for ignition, run-check switch, will not lockout on air flow open during purge.
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| MEP537Programmer, Selectable purge, PTFI, post purge, prove open at start, recycle/non-recycle (with one recycle on flame fail), 10 sec MTFI.
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| MEP560Programmer, Selectable recycle/non-recycle function, TFI timing, purge timing, post purge, prove open at start, 8 sec pilot stabilization, 10 sec main trial for ignition, run-check switch.
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| MEP561Programmer, Selectable recycle/non-recycle function, TFI timing, purge timing, post purge (30 sec max), prove open at start, 10 sec main trial for ignition, run-check switch.
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