RTU-307D NET-07D 8AI-8DI-8DO Data Acquisition Module IO Module (RS485) for Industrial Automation

RTU-307D NET-07D 8AI-8DI-8DO Data Acquisition Module IO Module (RS485) for Industrial Automation

Brief Introduction:
* Model: RTU-307D
* AI: 8
* DI: 8
* DO: 8
* RS232 (Optional): 1
* RS485 (Optional): 1
* MODBUS-RTU Protocol: Supported

Product Description:
Our company has developed a universal data acquisition module for various applications. It is widely used in industries such as building automation, HVAC, fire protection, water supply, petrochemical, and environmental protection. Adopted by most system integrators, automation companies, and research institutes, it is a highly cost-effective and stable, reliable data acquisition module.

Advantages:
* For Siemens and other PLCs;
* Compatible with configuration software such as KingView, FORCECON, and MCGS;
* Supports RS232 and RS485 interfaces, touch screens for Modbus protocol, and text displays;
* Supports online communication with all standard Modbus devices;
* Custom functional modules are available for large orders;
* R&D personnel provide direct technical support to customers, assisting them in completing projects.

Product Stability and Reliability Assurance:
* Component Selection: Key components such as CPU are all imported from the USA
* Production Process: Reflow soldering process, integrated machine production and welding
* Industrial Design: RS485 port with optical isolation, anti-interference and lightning protection
* Technical Support: R&D engineers provide direct customer support and technical assistance
* Product Warranty: Five-year free warranty, industrial-grade quality, lifetime maintenance

System Parameters:
* CPU: Imported from the USA, 32-bit high-speed processor for ARM, 72MHz
* Operating System: GCOS, 10ms scheduling mechanism
* Power Supply Voltage: 7–30VDC at 3W, reverse polarity protection, isolated design
* Communication Interface: DC-DC isolation design, 2500V lightning protection, ESD, over-voltage and over-current protection
* Dimensions (L×W×H): 155mm × 95mm × 39mm
* Installation Method: Screw mounting or DIN rail installation
* Environmental Specifications: -40~85°C, 5%~95%RH non-condensing, IP20 protection
* Hardware Watchdog: 1-second hardware watchdog protection system
* Channel Isolation: 2500VDC isolation, anti-interference protection design
* Industrial Application: Stable industrial use since 1997

RS485/RS232 Parameters:
* RS485: 1 channel
* RS232: 1 channel
* Baud Rate: 1200–115200
* Communication Protocol: MODBUS RTU
* Factory Default: 9600, N, 8, 1; Station Address: 1


AI (Analog Input):
* Input Type: 
   ** 4–20mA / 0–10V compatible, each channel can be configured individually
   ** Current: 4–20mA / 0–20mA
   ** Voltage: 0–5V / 0–10V
* Accuracy: 0.1% accuracy, 12-bit ADC imported from the USA
* Refresh Rate: Updates all I/O point data every 0.1s
* Application Design: Industrial-grade anti-interference design, stable and reliable data, mis-connection protection design


DI (Digital Input):
* Input Method: NPN, PNP, dry contact, wet contact
* ON Level: 5–30VDC
* OFF Level: 0–1VDC
* Refresh Rate: Updates all I/O point data every 0.1s
* Application Design: Industrial-grade anti-interference design, stable and reliable data, mis-connection protection design


DO Relay Output:
* Output Method: Relay
* Contact Capacity: Normally Open Relay: 5A/250VAC, 5A/30VDC
* Isolation Protection: Optocoupler isolation + relay isolation
* Response Speed: 0.01s (10ms)
* Application Design: Industrial-grade anti-interference design, stable and reliable

Packing List:
* 1 × Data Acquisition Module

Packaging Details:
* Weight: 0.68kg