When override is enabled through the digital
inputs, an
Override
message appears in the
Status Display Menu.
To configure the digital inputs while in the Installer
Configuration Menu:
1. Press YES to configure Digital Input 1 or NO to
advance to Digital Input 2.
2. Use the UP/DOWN arrow keys to locate the
desired function for the Digital Input 1. Press YES
to select the desired function.
3. Press YES to configure Digital Input 2 or NO to
advance to the keypad lockout setup prompt.
4. Use the UP/DOWN arrow keys to locate the
desired function for the Digital Input 2. Press YES
to select the desired function.
The display now shows the keypad lockout setup
prompt. See
Enabling Keypad Lockout (Lockout)
section for instructions.
Enabling Keypad Lockout (Lockout)
The T600MEP-2 has three levels of keypad lockout.
The levels and degree of lockout are shown in Table 2.
To set the keypad lockout level while in the Installer
Configuration Menu:
1. Answer NO to all prompts until the keypad lockout
setup prompt appears in the display. Press YES to
enter the keypad lockout menu.
2. Use the UP/DOWN arrow keys to locate the
desired lockout level. Press YES to select the
level.
The display now shows the power delay setup prompt.
See the
Setting the Power-up Delay (Pwr del)
section
for instructions.
Table 2: Keypad Lockout Levels
Level 0
Level 1
Level 2
Resume to
Scheduling
Yes access
Yes access
No access
Temperature
Setpoints
Yes access
No access
No access
System
Mode Setting
Yes access
Yes access
No access
Fan Mode
Setting
Yes access
Yes access
No access
Schedules
Setting
Yes access
No access
No access
Clock
Setting
Yes access
Yes access
Yes access
Schedule
Hold
Yes access
Yes access
No access
Setting the Power-up Delay (Pwr del)
On initial power-up of the T600MEP-2 (or each time
power is removed and reapplied), there is a delay
before any operation is authorized (fan, cooling, and
heating). The delay time is adjustable between 10 and
120 seconds. This parameter can also be used to
sequence the start-up of multiple units in one location.
Note:
When adjusting the time with the UP/DOWN
arrow keys, holding the keys down changes the time
by 10-second intervals.
To set the delay time while in the Installer
Configuration Menu:
1. Answer NO to all prompts until the power delay
setup prompt appears in the display. Press YES to
enter the power delay setup menu.
2. Use the UP/DOWN arrow keys to adjust the
power-up delay setting. Press YES to store the
setting.
The display now shows the frost protection setup
prompt. See
Enabling Frost Protection (Frost pr)
section for setup instructions.
Enabling Frost Protection (Frost pr)
Frost protection establishes a minimum heating
setpoint of 42
°
F (5.5
°
C) to prevent freezing in the zone
controlled by the thermostat. If enabled, frost
protection is activated even if the thermostat is set to
the Off System Mode. If frost protection is active, it is
displayed as an alarm (
Frost on
with the backlight lit)
on the Status Display Menu.
To enable frost protection while in the Installer
Configuration Menu:
1. Answer NO to all prompts until the frost protection
setup prompt appears in the display. Press YES to
enter the frost protection menu.
2. Use the UP/DOWN arrow keys to select
off
or
on
.
Press YES to store the selection.
The display now shows the maximum heating setpoint
prompt. See the
Setting the Maximum Heating
Setpoint (Heat max)
section for instructions.
Setting the Maximum Heating Setpoint (Heat max)
The maximum heating setpoint establishes the
maximum temperature in the heating setpoint range
that can be adjusted from the Main User Menu for both
occupied and unoccupied periods. The parameter is
adjustable from 40 to 90
°
F (4.5 to 32
°
C).
Note:
When adjusting the temperature, holding the
keys down changes the temperature by 5 F/C
°
increments.
T600MEP-2 Programmable Economizer Thermostat Installation Instructions
7
