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17040952—ENG 

 

6/12 

PARAMETERS

 

MENU

 

 
This submenu 

permits the 
remote 

managing of 

the air heaters 
(see also 

relevant 
section at p 9). 
By pushing the up

 and down 

 buttons you scroll 

through the various items. 
 

 

Settings

 

(password

 

10

) : allows you to view and 

set the para‐

meters on the 
remote 

system. By 
pushing OK 

you activate 

the first page 
of reading 

parameters. 
 

To change a parameter, you must navigate to the 

settings page with keys ↑ and ↓, and pushing the 
SET button you can enter with the + and ‐ buttons 

the selected value between the minimum and 
maximum, shown in brackets.  

 

Reset

 : 

this item 

allows you to 

use the unlock 
command. 

 
 

 

Error

 

codes

 : see page 9 

 

As shown in the above page, in case a heater is 
locked, it is possible to send a request for remote 

reset. Since this is a safety function, the unlocking 

of the heater can take place only with the consent 
of the safety logic control board. 

 

SPECIAL

 

SETTINGS

 

 

TSP

 (pos 10) 

Selecting the 

TSP option, 
you can 

operate on 

Transparent 
Slave 

Parameter (TSP). 
 

The chronothermostat makes available the 

function of reading and writing of TSP. To change a 
TSP, you must select the index "idx" desired, using 

the ↑ and ↓ keys, and push the SET button.  

After that 

following 
screen 

appears, 
 where you 

can enter, 

with the + 
and ‐ 

buttons, the desired value. 
 

In the event, that the board does not include the 

writing of this TSP (read only) the changes made to it 
will have no effect. The number of TSP depends on 

the control board of the slave (hot air generator), the 

chronothermostat will support a maximum of 255.   
 

TSET

 

The fourth option, of the "MENU PARAMETERS", if 

available, 

allows you to 
enter the 

temperature 
Tset: 

 

 
 

Refer to the documentation of the control board to 
understand the meaning of Tset.   

 

 

The

 

last

 

two

 

items

 

of

 

the

 

"MENU

 

PARAMETERS"

 

are

 

useful

 

functions

 

during

 

installation

 

and

 

maintenance

 

of

 

the

 

control

 

system.

 

 

OT

 

Monitor

 : 

The item "OT 

monitor" is 
dedicated to 

advanced 

diagnostics 
OpenTherm 

communication, as it makes visible the data 
exchanged between chrothermostat and control 

board and shows the analysis of the communication 

made from the chrothermostat (master side). 
 

In particular, next to the data shows the following 

symbols:  

’  correct data exchange  

'T' RX timeout error  
'R' RX error  

'?' generic error (unknow)  

'P' parity error  
'E' syntax error 

 

Summary of Contents for Kronos GA11

Page 1: ...imum at 40 C Power sypply low voltage 3V via communication with control board of the air heater Protection degree IP30 Dimensions 140x90x32mm Compliance directive 2004 108 CE EMC directive 2006 95 CE LVD INSTRUCTIONS FOR USE The buttons have any versatile utilization depending on the selected menu The use of buttons is facilitated by the indications with text icons and other graphics that appear o...

Page 2: ...e function of the active thermoregulation automatic manual summer or standby Automatic Temperature control environment according to the weekly program set by the user Program seen as a graph of the current day Manual Temperature control environment in accordance with user selected temperature thermostat function Summer Temperature control environment disable Summer ventilation can be activated man...

Page 3: ...ng the button again the standby menu appears The standby mode allows you to turn off the system temperature control environment ventilation are disabled The first level menu is circular meaning that all screens are accessible by pushing the OVERTIME MODE Continuing and pushing the button again you can choose to activate the operating mode Overtime In operating mode Overtime the room thermoregul at...

Page 4: ...ormation AUTOMATIC MODE By pressing the button again you return to the first option In case the automatic mode is already active it does noet matter whether you push NO or OK SETTING MENU Programming This submenu allows you to manage temperature control environment weekly program time setting and language choice Selecting the option Programming you enter the weekly program submenu Choosing the opt...

Page 5: ... method used by the chrono thermostat for controlling room temperature This menu allows you to set the differential which can vary between 0 2 º C and 5 0 º C default value 2 0 º C d is the thermal differential Max is the maximum rate Ti and Ta stand for respectively room temperature set and room temperature measured The required percentage P is calculated as follows if Ta Ti d then P Max if Ti d ...

Page 6: ...the function of reading and writing of TSP To change a TSP you must select the index idx desired using the and keys and push the SET button After that following screen appears where you can enter with the and buttons the desired value In the event that the board does not include the writing of this TSP read only the changes made to it will have no effect The number of TSP depends on the control bo...

Page 7: ... Read slave The last item Read Slave of the PARAMETERS MENU you can view the percentage the value of the respective temperature probe of power and the LC1 temperature of hot air generators You are shown a number of rows corresponding to the number of slaves connected up to a maximum of 10 slaves In addition pushing from the main screen simultaneously the buttons 5 and 6 shown below in any operatin...

Page 8: ...heir charging status WARNINGS ABOUT THE BACKLIGHT The display backlight is obtained from the reserve described in the previous paragraph It is possible therefore that in case of newly connected chronothermostat the brightness is minimal or absent because of insufficient internal charge this must not alarm as they are just a few hours of connection because the backlight to begin to be efficient You...

Page 9: ...e of temp 0 C eg value 20 pas de ven l value 20 C vent P05 Offset_EF_MAX 0 50 0 To reduce maximum speed venter motor factory setting Example Max speed 7200 RPM P05 25 Max speed 7200 1 0 25 5400 RPM P06 Offset_EF_MIN 0 200 0 To increase minimum speed venter motor factory setting Example Min speed 1350 RPM P06 50 Min speed 1350 1 0 5 2025 RPM P07 0 10V threshold 0 5 5 0 1 0 V Setting threshold value...

Page 10: ...working even when it is in off state wiring problem J11 signal 2 3 4 5 J11 signal 4 is broken bad print can be bad venter motor venter can also be in thermal lockout wait 1hour and try again 27 SR opened or not connected forced purge LC1 open or not connected 60 Parasite flame forced purge Sperious flame at start up you don t get lockout only if this stays for 10s this will change to error 15 81 I...

Page 11: ...by GA11 Option 4 no additional setting required 1 GA11 for 4 units unit 1 no additional sensor unit 2 additional sensor unit 3 no additional sensor unit 4 no additional sensor unit 1 control through set point room temperature by GA11 unit 2 control through set point GA11 and room temperature SA temperature sensor unit 3 control through set point room temperature by GA11 unit 4 control through set ...

Page 12: ...A temperature sensor unit 3 controlled through setpoint GA11 and room temperature SA temperature sensor unit 4 controlled through setpoint GA11 and room temperature SA temperature sensor Example Setpoint GA11 25 C Room temperature GA11 24 C is van geen belang SA unit 1 23 C SA unit 2 25 C SA unit 3 23 5 SA unit 4 22 C diff 2 C unit 1 is working at 100 unit 2 is working at 0 unit 3 is working at 75...

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