TZone THT-02/03 RH/Temp sensor

TZone · THT-02/03

Manufacturer: TZone
Product: THT-02/03
Protocol: Modbus
Package: Basic services (BASIC)
Updated: 2025-08-08
Driver ID: 190

Notes

-20 to +80C temperature and 0-100% RH sensor
Mounting bracket for surface or duct mount.

RED -> +5-24VDC
BLACK -> GROUND
GREEN -> Modbus D0
GREEN/YELLOW -> Modbus D1

Default speed is 19,200 bps (N81)

Address is set by 8 DIP switches (address range 1-254)
NOTE: the addressing is from RIGHT to LEFT, so switch 8 is the lowest bit!

Registers 5

#	Name	Unit	Description
1	Relative Humidity	`%RH`	Relative Humidity in percent
2	Temperature	`°C`	Temperature in degrees Celcius
3	Dew point	`°C`	Dew point in degrees Celcius
4	Temperature	`°F`	Temperature in degrees Farenheit
5	Dew point	`°F`	Dew point in degrees Farenheit

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