Salus Limited. ST880ZB User Manual

ST880ZB / Optima USA 

Rev. 3.9

 

Form No. : F-ENG-1023A 

Page 1 of 38

 

 

 

Product Specification 

 

 

Type: 

7 days programmable thermostat 
For heating and cooling, heat pump and non-heat pump system 
With Ecofactor communication 

Equipment compatibility: 

Heat pump: 3H2C 
Non-heat pump: 2H2C 

System control: 

Heating, Cooling, Off, Emergency heating and Auto season changeover 

Fan control: 

Auto and On 

LCD: 

Segmented, positive. Blue backlight 

Input: 

Capacitive sensing “Touch Dial” 

Temperature 
measurement: 

Internal temperature sensor, Fahrenheit or Celsius selectable. 

Relative humidity 
measurement: 

Internal humidity sensor (internal use only, user not accessible) 

Clock: 

12/24 hours with calendar. DST and Time zone selections. 

Program: 

7 days programmable, 6 programs per day, individual heating and cooling setpoints. 

Program holds: 

Temporary, Permanent, Vacation and Duration (Duration through network only) 

Auto recovery 

Yes, user selectable. 

Filter warning: 

Yes, user selectable. 

HP Fault warning: 

Yes, LCD. 

AUX indicator: 

Yes, LCD. 

Key lock: 

Yes, software. 

Memory back up: 

Yes, Flash or EEPROM. 

Memory hold up time: 

10 hours. 

Power supply: 

Dual power. Can operate on 2 AA cells or 24VAC, or both. 

Battery life: 

18 months. 

Communication: 

Ecofactor, iControl, OTA software upgrade through Zigbee gateway. 
Internet connectivity via gateway with iControl server and iControl smartphone 
apps/Webapps 

Housing design: 

107 x 107 x 28.5mm. 
Use wall mounting bracket. Thermostat can be removed from the bracket that  the wires 
connected to. 
Material: PC241R. 
Texture: High glossy. 
Color: Optima white. 
IP30 

Rohs Yes.