aldes ALD-5404 Installation, Specification And Settings Download Page 3

ALD-5404 

Specification & Installation manual

 

 

Programming mode 

When in this mode this symbol 

 is displayed. Please press on   button to advance to the next program function and press on 

 or 

 

to change value. You can leave the programming mode at any time, changed values will be recorded.

 

Step Display 

Description 

Values 

 

Internal temperature sensor Calibration: 

Display switches between “

tS1

” and temperature read by internal 

temperature sensor. 
You can adjust the calibration of the sensor by comparison with a known 
thermometer. For example if thermostat has been installed in an area where 
temperature is slightly different than the room typical temperature 
(thermostat place right under the air diffuser). 

 

Range : 5 to 45ºC [41 to 99ºF] 

  

(max. offset ± 5ºC) 

Increment: 0.1ºC [0.2ºF] 
 

NOTE: This thermostat has been 
calibrated at factory 

 

Minimum set point:

 

Display switches between “

Stp

” and the minimum set point temperature. 

MIN

 symbol is also displayed. 

Please select the desired minimum set point temperature. 
The minimum value is restricted by the maximum value. (step #3) 

 

Minimum range  

10 to 35ºC [50 to 95ºF] 

Increment: 0.5ºC [1ºF] 

Default value: 15ºC [59ºF]

 

 

Maximum set point

 

Display switches between “

Stp

” and the maximum set point temperature. 

MAX

 symbol is also displayed. 

Please select the desired maximum set point temperature. 
The maximum value is restricted by the minimum value. (step #2) 

 

Maximum range  

10 to 35ºC [50 to 95ºF] 

Increment: 0.5ºC [1ºF] 

Default value: 30ºC [86ºF]

 

 

Locking the set point :

 

Display switches between “

LO

C

” and “

Stp

”. 

You can lock or unlock the set point adjustment by end user. If locked the 
lock symbol will appear. 

 

Default value: Unlocked 

 

Adjust internal set point:

 

Select the desired locked set point temperature; this one should be within 
the temperature range.

  

Lock symbol will appear if the set point was locked at the previous step.  
Set point value is restricted by the minimum & maximum value.(step #2 & 3) 

Set point range : 10 to 35ºC [50 to 95ºF] 
Increment: 0.5ºC [1ºF] 

Default value: 22.0ºC [72ºF] 

 

Locking the control mode (cont’d):

 

Display switches between “

Ct

L

” and “

Aut

”. 

Select which control mode you want to authorize: Automatic cooling and 
heating, heating only or cooling only. 

 

Default value: Cooling

 

 

Proportional band:

 

Display switches between “

Pbd

” and the value of the proportional band. 

Cooling and heating symbols are also displayed. 
Please select the desired value of proportional band. 

 

Proportional band range :  

0.5 to 5.0ºC [1.0 to 10.0ºF] 

Increment: 0.5ºC [1.0ºF] 

Default value: 2.0ºC [4.0ºF]

 

8A 

 

Minimum voltage of 1st cooling ramp: 

Display switches between “

CL

” and the value of the minimum voltage of the 

1st cooling ramp. 

MIN

 and cooling symbols are also displayed. 

Please select the desired value of the minimum voltage of the 1

st

 cooling 

ramp.

 (This is the “zero” value) 

The minimum value is restricted by the maximum value. (step #8B) 

 

Range: 0.0 to 10.0 Volt. 
Increment: 0.1 Volt. 

Default value: 0.0 Volt

 

8B 

 

Maximum voltage of 1st cooling ramp: 

Display switches between “

CL

” and the value of the maximum voltage of the 

1st cooling ramp. 

MAX

 and cooling symbols are also displayed. 

Please select the desired value of the maximum voltage of the 1

st

 cooling 

ramp.

 (This is the “span” value) 

The maximum value is restricted by the minimum value. (step #8A) 

 

Range: 0.0 to 10.0 Volt. 
Increment: 0.1 Volt. 

Default value: 10.0 Volt

 

8C 

 

Minimum position of 1st cooling ramp: 

Display switches between “

CLd

” and the value of the minimum position of 

the 1st cooling ramp. 

MIN

 and cooling symbols are also displayed. 

Please select the desired value of the minimum position of the 1

st

 cooling 

ramp. 
The minimum position is restricted by the maximum value. (step #8B) 

 

Range: 0.0 to max. cooling ramp. 
Increment: 0.1 Volt. 

Default value: 0.0 Volt

 

9A 

 

Minimum voltage of 1st heating ramp: 

Display switches between “

Ht

” and the value of the minimum voltage of the 

1st heating ramp. 

MIN

 and heating symbols are also displayed. 

Please select the desired value of the minimum voltage of the 1

st

 heating 

ramp.

 (This is the “zero” value) 

The minimum value is restricted by the maximum value. (step #9B) 

 

Range: 0.0 to 10.0 Volt. 
Increment: 0.1 Volt. 

Default value: 0.0 Volt

 

9B 

 

Maximum voltage of 1st heating ramp: 

Display switches between “

Ht

” and the value of the maximum voltage of the 

1st heating ramp. 

MAX

 and heating symbols are also displayed. 

Please select the desired value of the maximum voltage of the 1

st

 heating 

ramp.

 (This is the “span” value) 

The maximum value is restricted by the minimum value. (step #9A) 

 

Range: 0.0 to 10.0 Volt. 
Increment: 0.1 Volt. 

Default value: 10.0 Volt

 

9C 

 

Minimum position of 1st heating ramp: 

Display switches between “

Htd

” and the value of the minimum position of 

the 1st heating ramp. 

MIN

 and heating symbols are also displayed. 

Please select the desired value of the minimum position of the 1

st

 heating 

ramp. 
The minimum position is restricted by the maximum value. (step #9B) 

 

Range: 0.0 to max. heating ramp. 
Increment: 0.1 Volt. 

Default value: 0.0 Volt

 

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