The HG803 Split Series Temperature and Humidity Transmitter is an advanced, industrial-grade solution designed for precise and reliable environmental monitoring.
Equipped with high-precision measurement units and built-in temperature compensation, this device offers exceptional stability, minimal drift, and high repeatability, ensuring accurate readings in even the most challenging conditions.
Its compact, wall-mounted design features a digital display for real-time monitoring, making it an ideal choice for applications where precision and reliability are critical.
Features
*Wide DC Voltage Supply: Operates on a 10-30V DC voltage range, providing flexible power options.
*Robust Protection: Features industrial-grade ESD safety protection and an anti-reverse connection design to safeguard against common electrical faults.
*Extended Sensor Cable Support: Accommodates sensor cables up to 20 meters in length, enabling versatile installation.
*High-Performance Probe: Incorporates a sensitive, waterproof, and dust-resistant high-temperature probe for dependable measurements.
*Advanced Communication Protocol: Utilizes the standard RS485/Modbus-RTU protocol for seamless integration with industrial systems.
*Durable Design: Rated IP66 for waterproof and dustproof performance, ensuring durability in harsh environments.
*Digital Signal Output: Provides digital signal outputs with a default temperature unit in °C (customizable to °F), and supports various output modes including RS485, 24-20 mA, 0-5V, and 0-10V.
*User-Friendly Installation: The wall-mounted design allows for easy installation and immediate display of real-time temperature and humidity data.
HG803 Transmitter Specifications
| Parameter | Specification |
|---|---|
| Temperature Range (Stainless Steel Probe) | -40 ~ 120℃ |
| Temperature Range (Plastic Probe) | -40 ~ 100℃ |
| Humidity Range | 0 ~ 100% RH |
| Temperature Accuracy | ±0.3℃ at 25℃ (higher precision optional) |
| Humidity Accuracy | ±3% RH (at 60% RH, 25℃) (higher precision optional) |
| Temperature Long-Term Stability | <0.1℃/year |
| Humidity Long-Term Stability | <1% RH/year |
| Signal Output Option 1 | RS485 signal output (default temperature unit: ℃; ℉ can be customized) |
| Signal Output Option 2 | 4-20 mA / 0-5V / 0-10V for temperature and humidity + RS485 signal output |
| Baud Rate | 1200 / 2400 / 4800 / 9600 / 19200 / 115200 bps (default: 9600 bps) |
| Transmitter Circuit Operating Temperature | -20℃ ~ +60℃, 0% RH ~ 95% RH (non-condensation) |
| Maximum Cable Length | Suppor |
* With LCD display, real-time data can be viewed
* RS485/4-20mA signal output * Maximum load 665Ω
Buit-in chip
SENSIRION waterproof, accurate measurement, anti-interference, high precision,fast response, low power
Stainless steel protective housing
Stainless steel powder sintered filter Dustproof, explosion-proof，high temperature resistance, waterproof，breathable, corrosion resistance, can be customized
The versatility and robust performance of the HG803 transmitter make it suitable for a wide range of applications, including:
Order Item Option
| No. | Model | Probe Type | Output | Display or Not | Order Model | Probe Name | Temperature Range | Operating Temperature |
|---|---|---|---|---|---|---|---|---|
| 1 | HG803 | Split Probe | RS485 + Dew Point | No Display | HG803-1W8P-02 | Plastic Probe (waterproof and dustproof) | -40~100℃ | <80℃ |
| 2 | HG803-1W8P-04 | Standard SS Probe (highly waterproof and dustproof) | -40~120℃ | <110℃ | ||||
| 3 | HG803-1W8P-05 | Hexagonal SS Probe (highly waterproof and dustproof) | -40~120℃ | <110℃ | ||||
| 4 | HG803-1W8P-06 | Short SS Probe SS Probe (highly waterproof and dustproof) | -40~120℃ | <110℃ | ||||
| 5 | HG803-1W8P-07 | Long SS Probe SS Probe (highly waterproof and dustproof) | -40~120℃ | <110℃ | ||||
| 6 | With Display | HG803-2W8P-02 | Plastic Probe (waterproof and dustproof) | -40~100℃ | <80℃ | |||
| 8 | HG803-2W8P-04 | Standard SS Probe (highly waterproof and dustproof) | -40~120℃ | <110℃ | ||||
| 9 | HG803-2W8P-05 | Hexagonal SS Probe (highly waterproof and dustproof) | -40~120℃ | <110℃ | ||||
| 10 | HG803-2W8P-06 | Short SS Probe SS Probe (highly waterproof and dustproof) | -40~120℃ | <110℃ | ||||
| 11 | HG803-2W8P-07 | Long SS Probe SS Probe (highly waterproof and dustproof) | -40~120℃ | <110℃ | ||||
| 12 | RS485 + 4-20mA | No Display | HG803-1W4P-02 | Plastic Probe (waterproof and dustproof) | -40~100℃ | <80℃ | ||
| 14 | HG803-1W4P-04 | Standard SS Probe (highly waterproof and dustproof) | -40~120℃ | <110℃ | ||||
| 15 | HG803-1W4P-05 | Hexagonal SS Probe (highly waterproof and dustproof) | -40~120℃ | <110℃ | ||||
| 16 | HG803-1W4P-06 | Short SS Probe SS Probe (highly waterproof and dustproof) | -40~120℃ | <110℃ | ||||
| 17 | HG803-1W4P-07 | Long SS Probe SS Probe (highly waterproof and dustproof) | -40~120℃ | <110℃ | ||||
| 18 | With Display | HG803-2W4P-02 | Plastic Probe (waterproof and dustproof) | -40~100℃ | <80℃ | |||
| 20 | HG803-2W4P-04 | Standard SS Probe (highly waterproof and dustproof) | -40~120℃ | <110℃ | ||||
| 21 | HG803-2W4P-05 | Hexagonal SS Probe (highly waterproof and dustproof) | -40~120℃ | <110℃ | ||||
| 22 | HG803-2W4P-06 | Short SS Probe SS Probe (highly waterproof and dustproof) | -40~120℃ | <110℃ | ||||
| 23 | HG803-2W4P-07 | Long SS Probe SS Probe (highly waterproof and dustproof) | -40~120℃ | <110℃ | ||||
| 24 | Split Probe (Replaceable) | RS485 + Dew Point | No Display | HG803-7W8P-02 | Standard Split Probe (replaceable waterproof and dustproof plastic probe) | -40~100℃ | <80℃ | |
| 26 | With Display | HG803-8W8P-02 | Standard Split Probe (replaceable waterproof dustproof plastic probe) | -40~100℃ | <80℃ | |||
| 27 | RS485 + 4-20mA | No Display | HG803-7W4P-02 | Standard Split Probe (replaceable waterproof dustproof plastic probe) | -40~100℃ | <80℃ | ||
| 28 | With Display | HG803-8W4P-02 | Standard Split Probe (replaceable waterproof and dustproof plastic probe) | -40~100℃ | <80℃ | |||
| 29 | Integrated Probe | RS485 + Dew Point | No Display | HG803-5C8P-01 | Plastic Split Probe (replaceable waterproof dustproof plastic probe) | -40~100℃ | -20 ~ 60℃ | |
| 30 | With Display | HG803-6C8P-01 | Plastic Split Probe (replaceable waterproof dustproof plastic probe) | -40~100℃ | -20 ~ 60℃ | |||
| 31 | RS485 + 4-20mA | No Display | HG803-5C4P-01 | Plastic Split Probe (replaceable waterproof dustproof plastic probe) | -40~100℃ | -20 ~ 60℃ | ||
| 32 | With Display | HG803-6C4P-01 | Plastic Split Probe (replaceable waterproof dustproof plastic probe) | -40~100℃ | -20 ~ 60℃ | |||
| 33 | Integrated Probe (Duct Type) | RS485 + Dew Point | No Display | HG803-3W8P-12 | Plastic flange air duct probe | -40~80℃ | <110℃ | |
| 34 | HG803-3W8P-08 | SS 15 flange air duct probe | ||||||
| 35 | HG803-3W8P-09 | SS 15 thread air duct probe | ||||||
| 36 | HG803-3W8P-10 | SS 20 flange air duct probe | ||||||
| 37 | HG803-3W8P-11 | SS 20 thread air duct probe | ||||||
| 38 | With Display | HG803-4W8P-12 | Plastic flange air duct probe | |||||
| 39 | HG803-4W8P-08 | SS 15 flange air duct probe | ||||||
| 40 | HG803-4W8P-09 | SS 15 thread air duct probe | ||||||
| 41 | HG803-4W8P-10 | SS 20 flange air duct probe | ||||||
| 42 | HG803-4W8P-11 | SS 20 thread air duct probe | ||||||
| 43 | RS485 4-20mA | No Display | HG803-3W4P-12 | Plastic flange air duct probe | ||||
| 44 | HG803-3W4P-08 | SS 15 flange air duct probe | ||||||
| 45 | HG803-3W4P-09 | SS 15 thread air duct probe | ||||||
| 46 | HG803-3W4P-10 | SS 20 flange air duct probe | ||||||
| 47 | HG803-3W4P-11 | SS 20 thread air duct probe | ||||||
| 48 | With Display | HG803-4W4P-12 | Plastic flange air duct probe | |||||
| 49 | HG803-4W4P-08 | SS 15 flange air duct probe | ||||||
| 50 | HG803-4W4P-09 | SS 15 thread air duct probe | ||||||
| 51 | HG803-4W4P-10 | SS 20 flange air duct probe | ||||||
| 52 | HG803-4W4P-11 | SS 20 thread air duct probe |
Can't find a product that meets your needs? Contact our sales staff for OEM/ODM customization services!