1 Overview
The DT300 is integrated temperature & humidity sensor. The temperature part use DS18B20. The humidity part use capacitance element.
It is compact design with small dimension and easy for installation. It is applicable for home, industrial room, greenhouse, cabinet and other cases..
Furthermore, it is applicable for customized design, such as different mechanic structure, measurement range, and other OEM/ODM business.
2 Specification
Measurement Range | -40~120℃, 0~100%RH |
Resolution | ±0.5℃,±3%RH |
Drift per year | ±1%FS |
Power Supply | 12-24V DC |
Output Signal | 0-5V/4-20mA/RS485 |
Working Environment | -40 ~ 85℃, 5~95%RH |
Protection Rank | IP65 |
Mounting | Wall Mounting |
Wireless | Optional for zigbee, wifi, GPRS, 3G(UMTS). |
Dimension | 110X85X42mm |
Weight | 150g (standard version) |
3 Interface Definition
3.1 Voltage Output
Pin 1: Red Line: V+,
Pin 2: Black Line: GND
Pin 3: Yellow Line: Humidity
Pin 4: Blue Line: Temperature
3.2 Current Output
Pin 1: Red Line: V+,
Pin 2: Black Line: GND
Pin 3: Yellow Line: Humidity
Pin 4: Blue Line: Temperature
3.3 RS232/485 Output
Pin 1: Red Line: V+,
Pin 2: Blue Line: RS485 A+/ RS232 TX
Pin 3: Black Line: GND
Pin 4: Yellow Line: RS485 B-/ RS232 RX
4 Naming Rules & Clarification
DT300 | Temperature & Humidity Sensor | |||
| Output |
| ||
| A | 4~20mA | ||
| V | 0~5V | ||
| D | RS485 | ||
|
| C | RS232 | |
| Wireless |
| ||
| W | Wifi | ||
| Z | zigbee | ||
|
|
| G | GPRS |
|
|
| U | 3G(UMTS) |
5 Package
Part List | |||
NO. | Item | Quantity | Remark |
1 | Temperature & Humidity sensor | 1 |
|
2 | Manual | 1 | |
6 Warranty
We warrants this quality product to be free of defects in material and workmanship for a period of one
year from the date of purchase. During the period, we will repair or replace the product at no charge for
parts or labor. But the shipment fee will be shared by the buyer (one party 50%).
The time period of this warranty starts from the date of the original purchase and expires on the first
anniversary date of purchase.
No express or implied warranty is made for any defects in this product which result from accident,
abuse, misuse, failure to operate the product in accordance with relevant instructions, neglect, immersion
in or exposure to chemicals or liquids, extremes of climate, fungus, excessive wear and tear/cosmetic
damage and defects resulting from other extraneous causes such as unauthorised disassembly, repair or
notification.
This warranty shall not extend to any incidental or consequential damages arising from the purchase,
use or inability to use this product. The laws of some countries and some States thereof do not allow the limitation of incidental or consequential
damages, so the above limitation or exclusion may apply to you.