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Johnson Controls T600MEP-2 Installation Instructions Manual page 13

Programmable economizer thermostat

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Table 4: Programming the T600MEP-2
Press the MENU key while in the
RoomTemp
Status Display Menu to enter the Main
75.0 °F
User Menu.
Overrides Unoccupied Setpoints
Override
Only Appears if Thermostat is in
schd Y/N
Unoccupied State
See Enabling Override Schedule.
Resumes Regular Programmed
Schedule and Setpoints
Resume
Only Appears if Thermostat is in
schd Y/N
Override Mode
See Resuming the Programmed
Schedule.
Temperat
Sets the Temperature Setpoints
set? Y/N
See Entering Temperature Setpoints.
Selects the System Mode
Sys mode
Default: Automatic Mode (auto)
set? Y/N
See Selecting the System Mode.
Selects the Fan Mode
Fan mode
Default: Automatic (auto)
set? Y/N
See Selecting the Fan Mode.
Sets the Occupied and Unoccupied
Time Periods
Schedule
See Programming the Daily Schedule
set? Y/N
– Two Event and Programming the
Daily Schedule – Four Event.
Clock
Sets the Day and Time
set? Y/N
See Setting the Day and Time.
Sets a Permanent Hold on the
Schedule
Schedule or Resumes the Schedule
hold Y/N
See Setting Schedule Hold.
Enabling Override Schedule
Note: Enabling Override Schedule only appears
when in Unoccupied Mode.
The override schedule prompt only appears when the
thermostat is in the unoccupied state. This menu
selection gives the user the option of overriding the
unoccupied setpoints with the occupied setpoints for
the amount of time specified under the Establishing
the Temporary Occupancy Time (TOccTime)
T600MEP-2 Programmable Economizer Thermostat Installation Instructions
parameter (see the Configuring the T600MEP-2
section).
Note: If one of the digital inputs is configured to
operate as a remote override contact, this menu is
disabled.
To override the unoccupied state while in the Main
User Menu:
1. Answer NO to all prompts until the Override
Schedule prompt appears. If the Thermostat is in
the unoccupied state, this is the first prompt.
2. Press YES to enable the occupied setpoint. The
T600MEP-2 returns to the Status Display Menu.
When scrolling through the Status Display Menu,
Override now appears for the schedule status
parameter.
Resuming the Programmed Schedule
This menu only appears when the T600MEP-2 is in
the:
unoccupied override mode
permanent occupied hold mode
permanent unoccupied hold mode
Note: If the T600MEP-2 is not in one of these
modes, this prompt does not appear. Answering yes to
this prompt enables the T600MEP-2 to resume the
regularly scheduled program and setpoints.
To resume the schedule while in the Main User Menu:
1. Answer NO to all prompts until the Resume
Schedule prompt appears. If the thermostat is in
the override state, this is the first prompt.
2. Press YES to resume the programmed schedule.
The T600MEP-2 returns to the Status Display Menu.
Entering Permanent Temperature Setpoints
The first prompt appearing in the Main User Menu of
the T600MEP-2 is to set the permanent temperature
setpoints. Permanent setpoints are stored in the
programmed schedule.
To enter the permanent heating and cooling setpoints
for the occupied and unoccupied modes, follow the
steps in Table 5. When changing the temperatures,
pressing the keys once changes the temperature
0.5 F/C° and holding down the keys changes the
temperature by 5 F/C° increments.
13

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