Carrier TP-NHP - Manual (Page 35)

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When a cycle starts under a high heat latch, it will finish the heating cycle on
high stage.
On — The Y1 and Y/Y2 outputs are simultaneously energized to satisfy all
heating demands.
Default is OF (off).
Option 24 — Programmable/Non−Programmable
This selection allows the installer to configure the thermostat as either
programmable or non−programmable. Selections are P, nP.
Default is P (programmable models only).
Option 25 — Number of Programmable Periods
This selection allows the installer to configure the thermostat for two or four
periods per day. Two periods is a common commercial application and four
periods is more common for residential. This selection is not available if Option
24 has been set to nP to configure the thermostat for non−programmable
operation.
2 — Periods DAY and SLEEP are available
4 — Periods WAKE, DAY, EVE, and SLEEP are available.
Default is 4.
Option 26 — Minimum Cooling Setpoint
This selection allows the installer to configure the minimum cooling setpoint that
the user is allowed to set. The range is based on the value of the adjustable
deadband Option 11, such that the minimum of the range is 50 _F/10_C plus the
adjustable deadband and the maximum is 90 _F/32_C.
Default is 52 _F/11_C (based on the adjustable deadband default = 2).