• Sourcing Solutions
  • Services & Membership
  • Help & Community

Quick Details

  • Model Number: FlexE
  • Type: Logic ICs
  • Brand Name: Etrol
  • Place of Origin: Beijing, China (Mainland)
  • Cover: Plastic

Packaging & Delivery

Packaging Details Box
Delivery Time 4~6 weeks



FlexE Expansion I/O Modules provide expandable analog inputs, analog outputs, digital inputs, and digital outputs capabilities for any controllers with Modbus protocol.

FlexE Expansion I/O Modules communicate with a master controller over RS485 and CAN networks. With different combinations of these modules, a wide variety of cost-effective distributed monitoring and control solutions can be implemented.





  • High performance 32-bit CPU with embedded real-time operating system (RTOS)
  • Compatible with any other devices supporting Modbus protocol
  • Wide operating temperature range, well suited for harsh environment applications: -40 ~ +70
  • Industry-standard design, using DIN rail for mounting, easy to install on-site

For Super32/SuperE32 Compact RTU

FlexE Expansion I/O Modules can be connected to Super32/SuperE32 compact RTU through RS485 or CAN to add more input and output points.


For Other Controllers

FlexE Expansion I/O Modules can not only be connected with Etrol’s RTU, but also provide expandable capabilities for any devices supporting Modbus protocol. 







Expansion I/O module

FlexE 310

4 AI, 2 AO, 1 RS485, 1 CAN

FlexE 311

4 DI, 4 DO, 1 RS485, 1 CAN

FlexE 312

8 AI, 1 RS485, 1 CAN

FlexE 313

4 AO, 1 RS485, 1 CAN

FlexE 314

8 DI (up to 4 points can be used as PI), 1 RS485, 1 CAN

FlexE 315

8 DO, 1 RS485, 1 CAN

FlexE 316

3 RTD, 1 RS485, 1 CAN



Transaction History of the Supplier

Below is the information about the supplier's transactions conducted via Alibaba.com. If you require further details regarding the transaction data, please contact the supplier directly.

Transaction Overview


Transaction Details

This supplier has completedtransactions with buyers from .

Shipping Destination
Transaction Value
Transaction Date
Email to this supplier
China (Mainland) | Manufacturer, Trading Company
Supplier Assessments:
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $33,000
Learn More