Modbus RS485, 4-20mA, 0-5V, 0-10V Stainless Steel Probe Dew Point Temperature and Humidity Sensor Transmitter Hg803 Hg808 -50 to 190º C

Product Description

HG803 HG808 -50 to 190º C Stainless Steel Probe Modbus-RTU RS485 4-20mA 0-5V 0-10V
Dew Point Temperature and Humidity Sensor Transmitter Please tell me your requirements and I will provide you with the most suitable product model. Please send me an inquiry! HENGKO helps you more easily achieve the measurement needs in the demanding industrial process and measurement environmental control. HG803 Temperature And Humidity Transmitter Features: RS485 or 4-20mA+RS485 simultaneous output 1. Excellent long-term stability;
2. High precision and sensitivity;
3. Humidity and temperature sensor enclosure waterproof ;
4. Widely used in Industry, agriculture system, HVAC, consumer goods, weather stations, data room, communication base station, computer room, precision workshop, warehouse, greenhouse, automation, medical, humidifiers Product Description

HG803 temperature and humidity transmitter
DC power supply	10 ~ 30V DC (12V power supply recommended)
Measuring range	Temperature	-20~60ºC/-40~80ºC/-40~100ºC/-40~120ºC
	Humidity	0%RH - 100%RH
Typical accuracy	Temperature	±0.3ºC(25ºC), ( Higher precision can be customized)
	Humidity	±3%RH (60%RH ,25ºC), ( Higher precision can be customized)
Maximum power consumption	Current output	About 1.2W
	Voltage output	About 1.2W
Measuring medium	Air, Gas
Long-term stability	Temperature	≤ 0.1ºC /y
	Humidity	≤ 1%RH /y
Response time	Humidity	≤ 8s (1m/s wind speed)
	Temperature	≤ 15s (1m/s wind speed)
Output signal	4 ~ 20 mA,RS485 MODBUS-RTU / RS485 MODBUS-RTU communication protocol
Baud rate	1200,2400,4800,9600,19200,115200 settable,Default 9600pbs
Load capacity	Load for current output	≤ 600Ω
	Load for voltage output	≤ 250Ω
Transmitter circuit operating temperature	- 20ºC ~ +60ºC,0%RH ~ 95%RH( non-condensation )

HG803 is a Humidity and Temperature Sensor, with two channels out put 4-20mA+RS485 / RS485 Modbus-RTU of humidity and temperature transmitter * RS485 signal output, or 4-20mA signal output, Please consult us
* High precision detection and measurement range

HG808 This product adopts explosion-proof design and supports dot matrix LCD data display with waterproof shell.
*supports the standard Modbus RTU protocol and can synchronously output temperature, humidity, and dew point measurement data.
* It can be interconnected with PLC, human-machine screen, DCS, and various configuration software;
* Simultaneously supporting the selection of 4~20mA/0-5V/0-10V three analog signal outputs (one out of three), it * can be flexibly connected to on-site digital display meters, PLC,frequency converters, industrial control hosts and other equipment.

HG808 dew point temperature and humidity transmitter
Range and Accuracy
Temperature range	-40 ~ 190°C/ -50 ~ 150°C/ -40 ~ 150°C
Dew point range	-60 ~ 80°C / -80 ~ 80°C (Within the range, it can be set as needed)
Humidity range	0 ~ 100%RH (recommend: <95%RH )
T accuracy	±0.1°C(@20°C)
H accuracy	±2%RH(@20°C,10~90%RH) / ±1.5%RH (@20°C,10~90%RH)
Dew point accuracy	±2°C (± 3.6 °F) Td
Input and Output
Power supply	DC 10V ~ 30V
Power consumption	<0.5W
Analog Outputs	Humidity+Temperature, Dew Point+Temperature (choose one)
	4-20mA/0-5V/0-10V (choose one from three)
RS485 Digital Output	Temperature, humidity, dew point (read simultaneously)
	resolution ratio: 0.01°C / 0.1°C (optional) 0.01%RH / 0.1%RH (optional)
Baud rate	1200, 2400, 4800, 9600, 19200, 115200 can be set, The default is 9600 PBS
Acquisition frequency	The fastest response is 1 second, other settings can be set according to PLC
Byte format	8 data bits, 1 stop bit, no check
Pressurization	16 bar
Working temperature (Transmitter body)	- 20ºC ~ +60ºC, 0%RH ~ 95%RH (Non condensation)

>> >> Option to customise different sensor probes

Model	Humidity Accuracy (%RH)	Temperature ()	Voltage Supply (V)	Interface	Relative Humidity Range (RH)	Temperature Range
RHT-H30	±2.0 @ 10-90% RH	±0.2 @ 0-65	2.15 to 5.5	I2C	0-100%	-40 to 125
RHT-H31	±2.0 @ 0-100% RH	±0.2 @ 0-90	2.15 to 5.5	I2C	0-100%	-40 to 125
RHT-H35	±1.5 @ 10-90% RH	±0.1 @ 20-60	2.15 to 5.5	I2C	0-100%	-40 to 125
RHT-H40	±1.8 @ 0-100% RH	±0.2 @ 0-65	1.08 to 3.6	I2C	0-100%	-40 to 125

Stainless steel protective housing
1. High gas permeability, fast gas humidity flow and exchange speed;
2. Excellent dust-proof, anti-corrosion and waterproof capabilities (IP65);
3. Protect the PCB module from dust, particle pollution and oxidation of most chemical substances to ensure long-term stable
operation, higher reliability and longer service life of the sensor; << Please click here to leave your question , we will reply you ASAP >> Shiping & Payment << Contact us for cheaper shipping >> Company Profile Shenzhen HENGKO Technology Co., Ltd., established in 2001, is professional manufacturer engaged in the research, development, production, sale and service of temperature and humidity devices and porous metal products. Our product range includes sintered metal filter, temperature and humidity sensor, temperature and humidity controller, dew point sensor, data logger, air diffuser and sensor housing. Dedicated to strict quality control and thoughtful customer service, our experienced staff members are always available to discuss customers' requirements and ensure full customer satisfaction. We look forward to forming a stable and extensive strategic partnership with friends from all walks of life and create a better future together. Our Advantages * Support customized service * Professional , 20 years of experience * Independent Design , Own professional R&D department * Manufacturer , High quality services and solutions * High stability of micron count, pore size, material particles, and filtration efficiency * Consistent specifications and performance for same model product, reproducible production * Resistant to high pressure and temperature and corrosive environments * Our products are delivered to customers after passing the 100% quality inspection * Provide high-quality pre-sales and after-sales service until the customer is satisfied Partners FAQ Q: Are you a manufacturer or a trading company?
-- We are manufacturers.
Q: How long is the lead time?
B: Normally 7-10 working days, because we have the ability to stock the goods. For large orders, it takes about 10-15 business days.
Q: What is your MOQ?
-- The MOQ is 1 item.
Q: What are the payment options?
-- Western Union, Paypal, T/T, credit cards, online bank transfers, RMB, etc.
Q: Can it be customized?
-- Yes, you provide the measurement range you need, we customize according to your needs.
Q: What markets have you sold to?
-- We have shipped to Europe, Middle East, Asia, South America, Africa, North America, etc.
Q: What are the common uses of temperature and humidity sensors?
A: Temperature and humidity sensors are one of the most commonly used environmental sensors. It is widely used to provide the actual humidity status of the air at any given point or at any given location. Such equipment is usually used in situations where the air conditions are extremely bad or where the air conditions need to be controlled for various reasons. Q: Why is Temperature and Humidity Sensor important in some of the industries?
A: Humidity is the presence of water within the air. Measuring humidity within the environment can be critical due to the fact that the higher the humidity, the warmer it may seem. In industries, humidity measurement is often important because it can affect the health and safety of personnel as well as the cost of the product. As a result, temperature and humidity sensors are often quite important.
Q: How do I choose a suitable Temperature and Humidity Sensor?
A: There are a some important specifications you might need to consider when you choosing this product.
This includes:
* Accuracy
* Long-term stability
* Ability to recover from condensation
* Resistance to physical and chemical contaminants
*Interchangeability
* Repeatability

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