FST100-2001 24V DC Analog 0-10V 4 20mA RS485 Temperature and Humidity Sensor
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Product Highlights
- Multi-Output Signal Support: Supports RS485 Modbus, 4-20mA, 0-5VDC, and 0-10VDC analog outputs.
- IP65 Waterproof Rating: Robust IP65 protection suitable for greenhouses and harsh environments.
- Customization Available: Offers full customization including temperature range, output signals, and branding.
- Professional Manufacturer: Over 50 years experience with 20+ engineers and 26 R&D staff.
- Flexible OEM/ODM Service: Accepts OEM logo printing and ODM design customization for partners.
- Fast Lead Time: Standard lead time 7-10 days; bulk orders require 3-5 extra working days.
Product Attributes
- Customization
- Available
- Installation Type
- Wall-Mounted Type
- Sensing Type
- Thermocouple
- Model NO.
- FST100-2001
- Contact
- Contact
- Output Signal Type
- Analog or Digital Output
- Production Process
- Integration
- Material
- Carbon Humidity
- Measuring Medium
- Temperature and Humidity
- IP Rating
- IP65
- Certification
- CE
- Customized
- Customized
- Probe Measuring Temperature
- -40~+125°c, Default-40~+80°c
- Probe Measuring Humidity
- Relative Humidity0%-100%Rh
- Output Signal
- 4~20mA 0~5VDC 0~10VDC RS485 Output (Modbus Protoco
- Working Voltage
- 10-30VDC 24V DC
- Electrical Connections
- Direct Lead
- Accuracy
- 0.5degc(25degc) Humidity: 3%Rh
- Electrical connection
- Direct Lead
- Maximum power consumption
- Analog signal (voltage/current 1.2W MAX); Digital
- Application
- Greenhouse, pharmaceutical and chemical industries
- Transport Package
- Stangard Exporting Package
- Specification
- rs485
- Trademark
- Firstrate
- Origin
- Changsha China
- HS Code
- 9025800000
- Production Capacity
- 50000pieces/Month
- Package Size
- 1.00cm * 1.00cm * 1.00cm
- Package Gross Weight
- 1.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
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Product Description
FST100-2001 Waterproof Digital Smart Greenhouse Temperature and Humidity Sensor




| Measuring range | Measuring temperature: -40~+80ºC,-40~+120ºC (external probe) |
| Measuring humidity: 0%~100%RH | |
| Output signal | RS485 output (Modbus protocol) 4~20mA/0~5VDC/0~10VDC |
| Supply voltage | 10~30VDC (0~10VDC output, limited to 24VDC) |
| Maximum power consumption | Digital signal: 0.4W,Analog signal: 1.2W |
| Precision | Temperature: ±0.5°C (25°C) Humidity: ±3%RH (5%RH~95%RH, 25°C) |
| Resolution | Temperature: 0.1ºC Humidity: 0.1%RH |
| Long-term stability (1 year) | Temperature: ≤0.1ºC/year Humidity: ≤0.1%RH/year |
| Response time | Temperature: ≤18/s (1m/s wind speed) |
| Humidity: ≤6 seconds (1m/s wind speed) | |
| Device address | 1~255 can be set, the default is 1 |
| Device baud rate | 2400, 4800, 9600, 19200, 38400, 57600, 115200 are optional, the default is 9600 |
| Byte format | 1 start bit, 8 data bits, 1 stop bit, no parity |
| Electrical connections | Direct lead |















Q: Are you manufacturer?
A: Yes, We are professional sensor manufacturer over 50 years! Our technical team has more than 20 engineers.
Q: Can you accept OEM service ?
A: Yes, we can put your company information and logo on our sensors.
Q: Can I be your distributor?
A: Yes, we are looking for distributors in oversea market.
Q: What is your lead time?
A: Normally 7-10days. For quantity above100pcs, need extra 3-5 working days.
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR249957". Items marked "" are certified.
Company Profile
Firstrate Sensor Co., Ltd., is a hight-tech joint venture specialized in researching, manufacturing, and sales of sensors. Our products include Pressure Transmitters, Temperature transmitters, Liquid-level Transmitters, Wind Speed and Direction Transmitters, and Intelligent Control Instruments. They are widely used in the field of aviation, aerospace, national defense, military project, engineering machinery, railway, urban railway system, automotive electronics system, HVAC, air compressor, textile, petrochemical, coal mines and other industrial automation control.
Firstrate currently employs nearly 300 people, more than 70% employees have bachelor degree or above, and cover an area of more than 20000 square meters. The company has now implemented the quality management system of ISO9001-2008, and with advanced technique & equipment, comprehensive product test method. Our advanced technique, high quality products, and fast delivery have earned us good reputation among customers from home & abroad. Our products have been exported to more than 40 countries and regions such as US, Germany, Italy, Russia, South Korea, and India. We also provide OEM/ ODM service for customers around the world.
Firstrate is committed to the research and development of international leading Microfused technology, adopts the Microfused Silicon Strain Gauge production technique, Bus -technology and wide temperature digital compensation data system. MEMS sensors have been recognized and highly praised by scientists and engineers from industrial automation. At present, our company has declared 6 national invention patents, 20 plus utility-model patents. And have got the certificates of CMC, CE, Safety and Flame-proof certification and RoHS.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- 4th Floor, Building 1, Zhitingyuan, Zhenhua Road, Yuhua District, Changsha, Hunan, China
-
Number of Employees
- 151
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Guangzhou Port, Shenzhen Port, Changsha Port, Shanghai Port
-
Minimum Order Quantity
- 1 Pc
Our Production Capability & Technical Expertise
-
Main Products
- Pressure Transmitter, Differential Pressure Transmitters, Temperature Transmitter, Wind Speed Sensors, Wind Direction Sensors, Fuel Level Sensor, Capacitive Liquid Level Transmitter
-
Production Machines
- Laser Marking Machine, Laser Welding Machine, SMT Production Line, Ultrasonic Aluminum Wire Welder, Gauge Sintering Machine
-
QA/QC inspectors
- 9 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 26 people
-
Traceability of Raw Materials
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2010-05-25
-
Export Year
- 9 Years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia, Domestic
-
Repeat Buyers Choice
- 80%~100%
FAQ
- Are you a manufacturer?
- Yes, We are professional sensor manufacturer over 50 years! Our technical team has more than 20 engineers.
- Can you accept OEM service?
- Yes, we can put your company information and logo on our sensors.
- Can I be your distributor?
- Yes, we are looking for distributors in oversea market.
- What is your lead time?
- Normally 7-10days. For quantity above100pcs, need extra 3-5 working days.
- What output signals are supported?
- Supports RS485 (Modbus protocol), 4~20mA, 0~5VDC, and 0~10VDC.
- What is the minimum order quantity?
- The Minimum Order Quantity is 1 Pc.
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