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Modbus RTU IO Module Bus Adapter Remote Control
Modbus RTU IO Module Bus Adapter Remote Control
Modbus RTU IO Module Bus Adapter Remote Control
Modbus RTU IO Module Bus Adapter Remote Control
Modbus RTU IO Module Bus Adapter Remote Control

Modbus RTU IO Module Bus Adapter Remote Control

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Product Attributes

Model No.CN-8011

Packaging & Delivery
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Product Description
ODOT CN-8011 Modbus-RTU IO Module Bus Adapter Remote Control
CN-8011 Modbus-RTU Bus Adapter
Module Overview
CN-8011 Modbus-RTU network adapter supports standard Modbus-RTU communication, it supports function code of 01/02/03/04/05/06/15/16/23, and this device could monitor the IO module communication state in real time.
Technical Parameters
Adapter Hardware Parameter
Hardware Parameters
System Power
Nominal:24VDC, Range: 19.2~28.8VDC 
Current: Max.2A@24VDC 
Protection: Reverse Protection, Overcurrent Protection
Power Consumption
30mA@24VDC
Internal Bus Supply Current Max.: 2.5A@5VDC
Isolation System Power to Field Power Isolation
Power Supply Nominal:24VDC, Range: 19.2~28.8VDC
Field Power Current Max. DC 8A
IO Modules Supported 32 pcs
Wiring Max.: AWG 18       Min.: AWG 24
Installation 35mm DIN-Rail
Size 115*51.5*75mm
Weight 130g
Environment Specification
Operating Temperature of Vertical Installation -35℃~70℃
Operating Temperature of Horizontal Installation -35℃~60℃
Relative Humidity 5~ 95%RH (No Condensation)
Storage Temperature -40℃~85℃
Storage Humidity 5~ 95%RH (No Condensation)
Manufacturing Test Temperature -40℃~75℃
Ingress Protection Rating IP20
Modbus-RTU Parameter
Protocol Modbus-RTU/ASCII
Function Code 01 / 02 / 03 / 04 / 05 / 06 / 15 / 16 / 23
Baud Rate 2400~115200bps
Station No. 1~63(Dial-code switch configuration),64~247(Software configuration)
Interface 5 Pin screw terminal
Data Bits 7, 8
Parity Checking N/A, Even, ODD
Stop Bit 1,2
Max. Bus Length 1200m(RS485,2400 baud rate)
Terminal resistance and offset resistance DIP switch configuration
 FQA
Q:What is the maximum input/output capacity of CN-8011?
A: Maximum total I/O is 8192 bytes, suitable for medium-sized fieldbus applications.
Q:How many Remote IO Modules can CN-8011 expand?
A: Supports up to 32 C-series remote IO modules for distributed I/O control.
Q:Which Modbus function codes does CN-8011 support?
A: Supports function codes 1, 2, 3, 4, 5, 6, 16, and 23, fulfilling diverse industrial Data Acquisition needs.
ODOT Solutions
Certifications & Quality Assurance:
ODOT Products comply with international industrial standards, including CE and RoHS, and undergo strict quality control to ensure long-term reliable operation in industrial environments.
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Fast Delivery  
ODOT maintains sufficient inventory for standard models.
Most products can be shipped within 1-3 working days, helping customers accelerate project schedules.
Professional technical support and application assistance are available throughout the project lifecycle.
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