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7

\\MAINMENU\TEMP

Current path in the menu structure

EWT        

 12.0°C 

List of items

LWT         

   7.0°C

Cursor position

OAT        

 35.0°C

CHWSTEMP      

-17.8°C

HTWSTEMP

 -17.8°C

Leaving Water Temperature

Description of the item framed by the 
selection cursor

The Up and Down arrow keys position the cursor on the 

current menu item. The Enter key activates the parameter 

modification (if possible). Any non-pertinent modification 

attempt is blocked by a refusal screen.

4.6 - Parameter modification

A configuration parameter can be modified by positioning the 

cursor and then pressing the Enter key.

\\MAINMENU\SETPOINT

Current path in the menu structure

cps1        

12.0°C

List of items

cps2         

12.0°C

Cursor position

ice_sp        

12.0°C

hps1      

50.0°C

hps2

50.0°C

Cooling Setpoint 2

Description of the item framed by the 
selection cursor

The following screen allows modification of a parameter.

Modify value

Screen description

csp 2

12.0

°C

Current value

_

°C

Cursor position

Cooling Setpoint 2    

Item description

The Up and Down arrow keys permit the selection of the first 

digit. Pressing the Up key successively scrolls up to the 

following symbols:

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, ., -.

The Down key follows the reverse order of the Up key in 

scrolling down the digit list above. Each digit is validated with 

the Enter key.

The - sign is only accessible for the first selected character.

Modify value

Description of the screen

csp 2

12.0

°C

Current value

11.5_

°C

New value before validation

Cooling Setpoint 2    

Item description

The value is validated with the Enter key.  At any time the 

return key cancels the current modification.

ATTENTION: If the user exits from the current data screen, the 
value is saved. A saving confirmation is displayed. The 
Enter key validates the parameter modification(s). The 
Return to the Previous Screen key cancels the current 
modification(s).

\\MAINMENUSETPOINT

Current path in the menu structure

Save changes?    

Confirmation that the modification is 
saved

4.7 - Operating mode screen

The unit is in Local Off mode, pressing the on/off (0/1) key 

once activates the display of the operating mode screen.

Select Machine Mode

Description of the screen

Local On

List of the machine operating modes

Local Schedule

Cursor

CCN

Remote

The Up and Down keys position the cursor on the selected 

operating mode. Four modes are immediately displayed on the 

screen. To access operating modes that are not visible, please 

use the Up and Down keys.

When the operating mode has been selected, the new operating 

mode can be validated with the Enter key.

Command accepted

Operating mode validation screen

When the unit is in an operating mode and the On/off key is 

pressed, the unit will stop. A confirmation screen protects the 

unit against inadvertent shutdowns.

PRESS ENTER

Machine shutdown confirmation 
screen

TO CONFIRM STOP

Содержание BW10 020-090

Страница 1: ...BW10 020 090 Control Operation instructions VMGFU102...

Страница 2: ...AL FEATURES 6 4 2 Default screen characteristics 6 4 3 Password screens 6 4 4 Menu screen characteristics 6 4 5 Data screen or configurable parameter characteristics 6 4 6 Parameter modification 7 4 7...

Страница 3: ...2 GENERAL DESCRIPTION 2 1 General The BW10 unit has one refrigerant circuit with one or two compressors The unit has an electronic control system to regulate water cooled units with or without hydron...

Страница 4: ...ctronic sensors are used to measure the suction and the discharge pressure of the water pump The water flow rate is calculated the unit is protected against water flow losses and the pump is protected...

Страница 5: ...lowing table summarises the connections at the user terminal block NRCP2 BASE control board Optional PD AUX board J2A J2B J3 J4 J12 J3 3 6 2 Volt free contact on off cooling heating If the unit works...

Страница 6: ...rd entry screen 0_ Password value 0 basic access Description The password is entered digit by digit The cursor is shown at the current digit that flashes The arrow keys modify the digit value The digi...

Страница 7: ...cessible for the first selected character Modify value Description of the screen csp 2 12 0 C Current value 11 5_ C New value before validation Cooling Setpoint 2 Item description The value is validat...

Страница 8: ...UMPCONF HCCONFIG RESETCFG USERCONF SCHEDULE HOLIDAY BRODCAST DATETIME CTRL_ID OCC3P03S HCCONFIG HDC_CONF HOLIDY16S HOLIDY02S HOLIDY01S PUMPSTAT HDC_STAT OCC1P01S OCC2P02S 4 8 Menu tree structure NAVIG...

Страница 9: ...emperature evaporator HTWSTEMP nnn n C Common master slave temperature condenser DGT A nnn n C Discharge gas temperature A SCT_A nnn n C Saturated condensing temperature A SST_A nnn n C Saturated suct...

Страница 10: ...ibration Following a water pressure sensor error CL_OFFST is deconfigured 99 kPa to inform of the need to calibrate the water loop This calibration must be made while there is no water flow in the mac...

Страница 11: ...hours compressor B1 st_cp_b1 nnnnn Number of start ups compressor B1 HR_CP_B2 nnnnn hours Operating hours compressor B2 st_cp_b2 nnnnn Number of start ups compressor B2 hr_clpmp nnnnn hours Operating...

Страница 12: ...up to ten a active alarms For each alarm the display shows the time and date the alarm was generated as well as the alarm description Each screen shows one alarm ALARMS CUR_ALM HH MM DD MM YY alarm te...

Страница 13: ...No Yes Yes Flow rate verification when the pump has shut down cdpmpseq No Yes No Condenser pump selection cdpmpper No Yes No Condenser pump seizure protection cdpmpsby No Yes No Pump shutdown when the...

Страница 14: ...Bus number baudrate 9600 to 38400 9600 Communication speed PRO DIALOG 30WG Description CSA SR 20H450NN Software version Serial number 4 9 27 OCCx P0xS menu The control provides three timer programs s...

Страница 15: ...ek MTWTFSSH Monday Tuesday Wednesday Thursday Friday Saturday Sunday Holiday OCCTOD4 0 00 24 00 00 00 Occupied from UNOCTOD4 0 00 24 00 00 00 Occupied until DOW5 0 1 0 Period 5 days of the week MTWTFS...

Страница 16: ...tically on a unit with outside air temperature sensor In automatic mode the outdoor temperature determines the heating cooling standby changeover based on the two threshold values configured by the us...

Страница 17: ...ature is controlled by default but the heat exchanger leaving water temperature can also be controlled requires a Service configuration modification Control point active setpoint reset 5 5 1 Active se...

Страница 18: ...r withdraw a capacity stage If the same compressor undergoes too many starts per hour or runs below one minute each time it is started this automatically brings about reduction of compressor starts wh...

Страница 19: ...ntacts if the unit has been configured for remote control One of the functions of the master unit depending on its configuration may be the designation whether the master or slave is to be the lead ma...

Страница 20: ...tank request contact is open OR The maximum operating duration in the DHW mode has finished OR Time schedule 3 is in an unoccupied period If a mode change is requested while a compressor is operat in...

Страница 21: ...omatic when communication is re established Installation bus fault or defective slave board Depending on the configuration compressor A3 is shut down or circuit B is shut down 22 Co e1 Communication l...

Страница 22: ...ove As above 55 P62 2 Evaporator water loop control fault missing sensor calibration Automatic if the calibration is valid No calibration As above P62 3 Water loop control fault suction pressure too l...

Страница 23: ...23...

Страница 24: ...VMGFU102...

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