American Standard TRACER CH532 - Manual (Page 12)

12 CG-SVU01B-E4
Customer settings menu:
“Settings”
From the menu screen, select
“Settings” then press .
Following screen will appear:
Enter password:”0000” (factory-set)
Press and cursor will move to
first field of password. Pressing
or will change the value from 0
to 9999. Keeping pressure on or
will move the numbers fast.
Press to confirm password.
Pressing will allow
navigation from screen 1 to 5 as
shown hereafter:
1. Setpoints
To access one of the parameters
displayed, press and change
value using or . Confirm the
value by pressing
Cooling Stp = Cold water setpoint
(-12 to 20°C - factory setting: 7°C)
Heating Stp = Hot water setpoint
(20 to 60°C - factory setting: 45°C)
Aux Wat Stp = Auxiliary setpoint
(-12 to 60°C - factory setting: 10°C)
Aux Wat = Auxiliary setpoint from
external source:
Enable = Auxiliary setpoint validated
Disable = Auxiliary setpoint non-
validated
. Automatic cooling and heating
mode setpoints reset
TRACER CH532 offers the possibility
to offset cold and/or hot water
setpoints according to ambient air
temperature.
The automatic setpoint reset
program will allow you to change
the water temperature setpoint
(cooling and heating mode) with the
ambient temperature. This function
can be used in conjunction with the
external setpoint reset function.
Figure 4
1. Leaving water temperature setpoint
2. Starting point
3. Ending point
4. Reset delta
5. Active set point
Below the reset starting point, the
water temperature setpoint will be
the normal setting. Between the
starting and ending point the
setpoint will vary proportionally with
the ambient temperature. After the
ending point, the setpoint will stay
at its maximum or minimum value.
2.1 Cooling mode setpoint reset
To access one of the parameters
displayed, press and change
value using or . Confirm the
value by pressing
Cold Water Reset: Ambient
temperature based cold water
setpoint offset
Y = Enabled
N = Disabled (factory setting)
Start Point: Starting point (-15 to 50°C
- factory setting: 20°C)
End Point: Ending point (-15 to 60°C
- factory setting: 30°C)
Reset Delta: Reset amplitude (-15 to
15°C - factory setting: 10°C)
3. Heating mode setpoint reset
(Reversible chillers only)
To access one of the parameters
displayed, press and change
value using or . Confirm the
value by pressing
Hot Water Reset: Ambient
temperature based hot water
setpoint offset
Y = Enabled
N = Disabled (Factory setting)
Start Point: Starting point
(-15 to 50°C - factory setting: 20°C)
End Point: Ending point
(-15 to 60°C - factory setting: 30°C)
Reset Delta: Reset amplitude
(-15 to 15°C - factory setting: 10°C)
User password
0000
Cooling Stp 07.0°C
Heating Stp 45.0°C
Aux Wat Stp 10.0°C
Aux Wat Disable
5
1
4
2 3
Cold water reset N
Start Point 20.0°C
End Point 30.0°C
Reset Delta 10.0°C
Hot water reset N
Start Point 20.0°C
End Point 30.0°C
Reset Delta 10.0°C
Ambient
temperature
Cooling StP 07.0°C
Heating StP 45.0°C
Aux Wat StP 10.0°C
Aux Wat Disable