RS485 Interface Duct Humidity and Temperature Sensor DB4385 for HVAC

Product catalog summary

Product Overview: The DB4385 is a duct humidity and temperature sensor designed for HVAC systems. It measures interior air temperature and relative humidity using an internal sensor, with outputs processed via a microprocessor into a MODBUS RTU signal.

Technical Specifications:

Measurement Range: Humidity: 0%RH to 100%RH; Temperature: -40°C to 120°C (customizable).
Accuracy: At 20%RH to 80%RH and 25°C, Humidity: ±3%RH; Temperature: ±0.4°C.
Interface: RS485, Modbus RTU.
Response Time: 1.6 seconds.
Programmable Address: 1 to 255.
Baud Rate: 1200 to 115200.
Supply Voltage: 12 to 24 VDC.
Operating Temperature: -20°C to 80°C.
Power Consumption: Less than 4W.
Material: Transmitter: cast aluminum; Probe: 304 stainless steel and copper sintering.

Applications: Suitable for use in HVAC systems, climate chambers, industrial sites, telecommunication base stations, offices, supermarkets, production workshops, warehouses, and construction sites.

Catalog excerpts

RS485 Interface Duct Humidity and Temperature Sensor DB4385 for HVAC-1

DABECO Catalogs: DI-0819 page 1 of 2 for HVAC DB4385 sensor is designed to measure the temperature and relative humidity of interior air in spaces by a common internal sensor, whose signal is processed by a microprocessor and converted into a MODBUS RTU output signal. It is widely used in measurement scenarios such as industrial sites, telecommunication base stations, offices, supermarkets, production workshops, warehouses, and construction sites. Technical Parameters Measurement range www.dabeco.com [email protected]

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RS485 Interface Duct Humidity and Temperature Sensor DB4385 for HVAC-2

DABECO Catalogs: DI-0819 page 2 of 2 HVAC, climate chambers, industrial sites, telecommunication base stations, offices, supermarkets, production workshops, warehouses, and construction sites. www.dabeco.com [email protected]

Open the catalog to page 2