ST9000 Smart Thermostat


This full-featured CPU based thermostat is designed for small cooling and heating air handling systems in residential and commercial facilities. The unit provides features which eclipse standard mechanical thermostats that fits conventional HVAC projects.

ST consists of external Inputs & Outputs which provides additional features in terms of monitoring and controlling. ST is easy to install, setup, program and testing. It also can operate either standalone or networked with Pegasus IBMS product.


  • Tight control of 0.5˚C provides comfortable indoor environment.
  • High impact plastic enclosure provides durability in commercial environments.
  • Customizable sequence of operation table (FCU with modulating or on/off vavle, single or 3-speed fan, pressure independent VAV, stage sequencer...)
  • Allow Local Set Point Adjustment.
  • RS485 Communications.
  • Standalone Or Network Applications.
  • Available in Clock, Clock & Humidity, CO2 and Zigbee options.

    Hardware & Software Specifications

    Digital Output
    5 relays x 2amps @24V
    Analog Input
    7 analog inputs, (4-20mA, 0-5VDC & RTD)
    Analog Output
    2 analog outputs (10V@100ma)
    Operating Temperature
    -30 to 70˚C(-22 to158˚F)
    Supply Voltage
    12~24VAC/DC, 50-60Hz
    Power Consumption
    100mA at 12VDC
    Relay Contacts Rating
    2A@24VDC, 0.5A@125VAC
    UL File No : E43149
    CSA File No : LR26550
    Ambient Humidity
    10 to 90%Rh
    Operating Environment
    0~99% Humidity Non Condensing
    Plastic Housing
    Flammability Rating UL 94V0 Fire E194560
    Enclosure Rating
    Temperature Rensor
    10K Thermistor ±0.5˚C


    Hardware Dimentions