VARIABLE REFRIGERANT FLOW
INSTALLATION MANUAL
This variable refrigerant flow (VRF) is a type of
HVAC technology to set and adjust smart home
climate. Supporting 20 brands of AC VRF units,
it can navigate the cooling and heating devices
with variable motor speed and help with energy
efficiency.
CONTROL EVERYTHING
Model: TIS-VRF-AC
6 58921 79628 3
BARCODE (UPC-A)
PRODUCT INFORMATION
PRODUCT SPECIFICATIONS
Ports and function
Ethernet
For web configuration, testing and online upgrade
TIS-BUS
Connection TIS system
RS485 A1 B1
Modbus RTU connection
RS485 A2 B2
ASCII protocol for 3rd party integration
Micro USB
Special upgrade
Other specification
Contact Resistance
100mΩ max. (at 1A 24VDC)
Insulation Resistance
1000MΩ (500VDC)
TIS Bus
Number of devices on 1 line
Max. 64
Bus voltage
12-32 V DC
Current consumption
(Normal)
<40 mA / 24 V DC
Reaction time
approx. 20ms
Mounting
Din Rail
Standard 35 mm Din rail
Wall mount
screw holder on the back of the module
Connection terminal
Load and Power
Screw terminal 0,25…4mm2
Data / bus
Male/female connectors link + screw terminal
Weight
Without packaging
0.35 KG
Dimensions
Width x length x height
91mm x 145mm x 75mm
Housing
Materials
ABS anti fire
Casing color
Black Gray
IP rating
IP 20
Temperature range
Operation
-30…60°C
Storage
-20…60°C
Transport
-30…75°C
Air humidity
<85% non-condensing
