CoolAutomation - HVAC VRF systems controller CoolMaster

The CoolMaster controller allows home automation specialists, building automation integrators, facility managers, and HVAC professionals to integrate, control, monitor, maintain, and manage any VRF or HVAC system via a single device. The devices are plug-and-play and do not require any prior technical knowledge of HVAC. Simply unpack, ensure it is configured for the correct HVAC brand using the built-in screen, connect as indicated, and... that's it...

The CoolMaster controller is suitable for most small to medium-sized residential and commercial environments where the number of indoor units is limited (a maximum of 32 units).

CoolMaster Controller Functions:

• Local integration of bidirectional VRF control for home automation on Modbus IP/RTU / ASCII / Rest API
• Connect up to 32 indoor units.
• Multiple lines to connect multiple systems of any VRF manufacturer brand
• Cloud-to-cloud integration with Alexa, Google Home
• Integration into BMS via BACnet IP/MSTP
• Configurable inputs and outputs
• Touchscreen for easy local device configuration, including centralized control of the VRF HVAC system

CoolMaster Controller Technical Specifications:

• Power Supply:
  • Minimum load: 5 V/175 mA (via mini USB); 12 V/120 mA; 24 V/70 mA
  • Maximum load: 5 V/300 mA (via mini USB); 12 V/200 mA; 24 V/120 mA
• Mounting: on DIN rail/wall
• Operating conditions:
  • Ambient temperature: -10°C ~ 60°C
  • Humidity: 0% ~ 96% non-condensing
• Storage conditions:
  • Ambient temperature: -20°C ~ 70°C
  • Humidity: 0% ~ 98% non-condensing
• Dimensions HxWxD: 156 x 109.8 x 35.32 mm
• LCD: 2.8" / 240 x 320 / 262K
• Communication functions:
  • Direct HVAC connection (2-wire HVAC bus connection)
  • MODBUS (A/B) (RS-485 communication line)
  • Ethernet 100Mbps
  • RS-232 DB9, 9,600 bps, ASCII
  • USB 12Mbps
• Maximum cable length allowed (to BMS) on RS232: 25 m
• Maximum cable length allowed (to BMS) on RS485: 1,000 m
• Maximum cable length allowed (to the router) on Ethernet: 137 m