AQ251 SERIES BOILER RESET CONTROL PANELS
25 69-1974—04
ZONE SETTINGS Displays all information pertaining to the selected zone(s). There are four possible sub-
menu displays (available only with AQ1000 thermostats):
1. EDIT ALL ZONES
2. EDIT SINGLE ZONE - Ambient Style (see page 26)
3. EDIT SINGLE ZONE - Floor Style (see page 27)
4. EDIT SINGLE ZONE - Ambient/Floor Style (see page 27)
EDIT ALL ZONES YES or
NO
NO Prompts with EDIT ALL ZONES ARE YOU SURE?
Selecting YES displays the following options:
SETPOINT Between
SETPOINT MIN
and
SETPOINT MAX
70°F
(21°C)
Target temperature set for the zone.
SETBACK 0°F to 16°F
(0ºC to 9°C)
7°F
(4°C)
Amount of temperature (number of degrees) setback from
occupied to unoccupied modes for this zone.
SETPOINT MAX 41°F to 100°F
(5ºC to 38 °C)
100°F
(38°C)
Maximum setpoint temperature allowed for this zone's
thermostat. The SETPOINT MAX cannot be set below the
SETPOINT MIN setting.
SETPOINT MIN 41°F to 100°F
(5ºC to 38 °C)
41°F
(5°C)
Minimum setpoint temperature allowed for this zone's
thermostat. The SETPOINT MIN cannot be set above the
SETPOINT MAX setting.
FLOOR LIMIT HI
a
41°F to 100°F
(5ºC to 38 °C)
100°F
(38°C)
Maximum floor temperature allowed for a given zone that is
controlled by a floor / slab sensor connected to that zone's
AQ1000 thermostat. At Floor MAX, the zone equip is
turned off. The FLOOR MAX cannot be set below the
FLOOR MIN setting.
FLOOR LIMIT LO
a
41°F to 100°F
(5ºC to 38 °C)
41°F
(5°C)
Minimum floor temperature allowed for a given zone that is
controlled by a floor / slab sensor connected to that zone's
AQ1000 thermostat. At Floor MIN, the zone equip is
energized. The FLOOR MIN cannot be set above the
FLOOR MAX setting).
SETPOINT VACANCY
HEAT
b
Between
SETPOINT MIN
and
SETPOINT MAX
41°F
(5°C)
Target heating temperature for the zone when system is in
VACANCY mode.
SETPOINT VACANCY
COOL
b
Between
SETPOINT MIN
and
SETPOINT MAX
100°F
(38°C)
Target cooling temperature for the zone when system is in
VACANCY mode.
Only displays when cooling is enabled for that zone.
CHANGEOVER
b
2°F to 9ºF
(1ºC to 5ºC)
2°F
(1ºC)
Temperature deadband that determines the changeover
from heating to cooling and from cooling to heating:
• The thermostat switches from heating to cooling mode
when the indoor temperature is higher
than the setpoint
by more than the changeover band setting for 15
minutes.
• The thermostat switches from cooling to heating mode
when the indoor temperature is lower
than the setpoint
by more than the changeover band setting for 15
minutes.
KEYBOARD LOCK or
UNLOCK
UNLOCK Controls the zone thermostat's keyboard.
• If set to LOCK, settings cannot be changed at that
zone's thermostat.
• If set to UNLOCK, the thermostat's settings can be
changed within the respective limits.
Table 5. User Menu. (Continued)
Menu Option Range
Factory
Default Description
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