background image

 

 

Control Action 

 

1. Cooler and Fan Controls:     

                 

When cooler is on, a “Running ( Gear) (          

)

” icon will be shown on the LCD.

 

 

 

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
2. Pre-wet Action:   

 

Pre-Wet will happen when the cooler pump is off for 10 minutes or more and call for cooling as the above control 
diagram.--- If need to do Pre-wet, when the room/space temperature reach SP or above, the cooler pump will be on 
for 1 minute only (i.e. no Fan). This action is called Pre-wet. And after Pre-wet finish, the Fan will return back to 
appropriate speed. 

During Pre-wet period, the icon of ice flake  

 will flash to indicate pre-wetting is in action. 

Pre-wet might be postponed until drain action finished. 

 

3. Drain Action:   

 

(1) 

Automatic Drain

: Every accumulative 4 hours(default and 2, 4, 6, 8, or 0(OFF) hours selectable) of cooler pump 

operation will start drain pump for 2 minutes(default, and 2, 5 or 9 minutes selectable). 

 

(2) 

Manual Drain

: Press FAN push button for more than 3 seconds will command drain pump to activate for 1.5 

minutes. It will reset the timed circulating cooler pump operation counter. This can be done even at system OFF but 
not executed during Pre-wet period. 

 

 

During dwell time, the icon of SUN  

   will be shown to indicate drain is in action. 

 

Current 
Temperature 

Cooler On 

SP 

Fan Control for Cooling Mode 

OFF 

100%  

SP – Diff. 

ON  

Fan Output 

Cooler Output 

Proportional 
Band 

Fan High  

Fan Med  

Fan Low  

0%  

Содержание Pro-V Series

Страница 1: ...NSTALLATION 3 MOUNTING ON ELECTRIC BOX 3 MOUNTING FRONT COVER 3 WIRING EXAMPLE 3 OPERATION 4 SETTING CLOCK 7 SETTING PROGRAM FUNCTION 7 Phoenix Manufacturing Inc 3655 E Roeser Rd Phoenix AZ 85040 602...

Страница 2: ...ng on Cooling mode Flashing Pre wet 10 Hot spring icon Indicate working on Heating mode NA 11 Flow icon Indicate working on ventilating mode 12 Gear icon Indicate cooler is ON 13 Clock Indicate curren...

Страница 3: ...tric box by tightening the back plate screws Suggest using Philips drive truss head or washer head 6 32x 3 4 20mm 4 DO NOT let the bolt head rise above the wall of mounting holes of back plate It migh...

Страница 4: ...cription Remarks 1 Normal Display Display current room or set point temperature and current time day Setting SP parameter in Engineer table to choose Current room or Set point temperature 2 Temperatur...

Страница 5: ...5 Fig 2 User Mode operation sequence...

Страница 6: ...6 1 Detailed State Diagram for Clock Setting...

Страница 7: ...7 2 Detailed State Diagram for Schedule Setting Press Mode button to select day shows steadily deselect day flash Press Up Down button to other day for multiple choice...

Страница 8: ...29 5 8 00 Cool 85 0 29 5 8 00 Cool 85 0 29 5 8 00 Cool 85 0 29 5 8 00 Cool 85 0 29 5 8 00 Cool 85 0 29 5 Sch 3 18 00 Cool 79 0 26 0 18 00 Cool 79 0 26 0 18 00 Cool 79 0 26 0 18 00 Cool 79 0 26 0 18 0...

Страница 9: ...in action Pre wet might be postponed until drain action finished 3 Drain Action 1 Automatic Drain Every accumulative 4 hours default and 2 4 6 8 or 0 OFF hours selectable of cooler pump operation will...

Страница 10: ...g Heating to be ESIC ESIH refer to Engineer table for details When the contact is deactivated Room back to be occupied it will set the set point values back as normal 2 If disable local ESI contact de...

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