Manual No. 4801- 2997 Rev 1-15
Secondary Sensing System
8 of 42
4.1.3 High Limit
The
High Alarm Temperature
is the high temperature at which the controller will indicate an alarm
condition. The High Alarm Temperature is displayed and can be changed using
Zone Input Switches
(Zones 1, 2, or 3) then using the
Plus (+) or Minus (–) buttons
.
The
High Back-Up Limit
is the high temperature at which Cool 1 of the Back-Up will turn ON.
See
Section 7 (Back-Up Operating Conditions)
. The High Back-Up Temperature is displayed and can
be changed (1.0° increments) using the
Select Button
then using the
Plus (+) or Minus (–) buttons
.
NOTE
: The High & Low Limits for the temperature sensors can be set individually or can be
programmed to be identical using program parameter
P2
(
See Section 5
).
4.1.4 Low Limit
The
Low Alarm Temperature
is the low temperature at which the controller will indicate an alarm
condition. The Low Alarm Temperature is displayed and can be changed using
Zone Input Switches
(Zones 1, 2, or 3) then using the
Plus (+) or Minus (–) buttons
.
The
Low Back-Up Limit
is the low temperature at which Heat of the Back-Up will turn ON.
See
Section 7
(Back-Up Operating Conditions)
. The Low Back-Up Temperature is displayed and can be
changed (1.0° increments) using the
Select Button
then using the
Plus (+) or Minus (–) buttons
.
NOTE
: The High & Low Limits for the temperature sensors can be set individually or can be
programmed to be identical using program parameter
P2
(
See Section 5
).
High Back-Up Limit Temperature
High Alarm Limit Temperatures for Specific Zones
Zone Input Switches
Select Switch
Low Back-Up Limit Temperature
Low Alarm Limit Temperatures for Specific Zones
Zone Input Switches
Select Switch
