Salus Limited. ST880ZB ユーザーズマニュアル

ST880ZB / Optima USA 

Rev. 3.9

 

Form No. : F-ENG-1023A 

Page 2 of 38

 

 

 

 

Heat pump system: 

3 heating stages: Y1, Y2 and W1 (auxiliary heating) 
2 cooling stages: Y1 and Y2 
Emergency heating: W1 
Reverse valve type O or B selectable 
Emergency heating HE/HG type selectable 
Heat pump fault feedback (L) indication 

Non heat pump system: 

2 heating stages: W1 and W2 
2 cooling stages: Y1 and Y2 
HE/HG selectable 
Jumper for separated heating and cooling circuit 

 

Number of terminals: 

9 + 1 (reserved for future) 

Terminals for heat pump 

Y1, Y2, W1, G, O/B, L, Rc, C 

Terminals for non heat pump 

Y1, Y2, W1, W2, G, Rc, Rh, C 

 

Display: 

Segmented type LCD with blue backlight 

Input: 

Capacitive type “Touch Dial” 

Button: 

Hidden reset key 

 

Clock synchronization: 

via Internet. 

Clock free run accuracy: 

+/-2 seconds per day . 

Time display format: 

AM/PM / 24 hours format user selectable. 

DST: 

Enable / Disable user selectable. Clock automatically adjusted if DST is enabled. 

Time zone: 

-2 to +3 hours user selectable. 

Calendar: 

Valid through 2000 to 2099 

Calendar display format: 

MM-DD-YY. (Calendar is not displayed on home screen) 

 

Temperature display format: 

Fahrenheit or Celsius user selectable. 

Temperature display range: 

Fahrenheit: 32°F ~ 99°F, 1°F display resolution 
Celsius: 0°C ~ 40°C, 1°C display resolution 

Temperature measurement accuracy:  +/-0.5°C (15°C to 25°C room temperature) 

+/-1.0°C (full temperature measurement range) 

Calibration: 

Yes, via software, user adjustable. 
+/-7°F in 1°F resolution. 
+/-4°C in 0.5°C resolution.