How ODOT C seires Modbus-RTU module performs as EtherCAT slave of ODOT DU03L PLC？_x264
6 month ago
Product details
Modbus-TCP Modbus RTU PLC controller codesysv3.5 Programmable Micro PLC-1
1.Reliable, compact, easy to expansion IO, can support up to 32 I/O modules.
2. It could be applied to multiple industries and scenarios such as mechanical processing equipment, sewage treatment, textile, non-standard automation, etc.
3. Seamless communication with reliable connection. Modbus TCP Server and Modbus TCP client are supported simultaneously. It supports Modbus RTU master or slave.
4. It is a programmable system that follows the IEC61131-3 international standard. It supports five programming languages such as ladder diagram (LD), instruction list (IL), structured text (ST), function block diagram (CFC/FBD) and Sequential Function Chart (SFC).
5. Recommended CODESYS version: V3.5.19.70; If you need to use Codesys version SP20 or higher, please download the Modbus driver from the official website and then follow our tutorial video instructions.
We have the updated version of C3351 as the C3351-B01, below is the improvement details, and the C3351-B01 will be the only available version in the market now. Please contact our sales team for further information and support.
| Technical Parameters | C3351-B01 |
| Programming Software | CODESYS V3.5.19.70 |
| Programming language | IEC 61131-3LD,IL,ST,CFC/FBD,SFC |
| Maximum State Tasks | 5 |
| Program Memory | 4M Bytes |
| Data Storage | 4M Bytes |
| Power-down Protection Area | 32K Bytes |
| General Parameters | |
| System power supply | 19.2-28.8VDC（Nominal 24VDC） |
| Protection | Anti-reverse connection protection |
| Module consumption | 70mA@24Vdc |
| Internal Bus supply current | Max：2.0A@5VDC |
| Isolation | system to site power isolation |
| Field power supply | 19.2-28.8V（Nominal 24V） |
| Field supply current | Max. DC 8A |
| Number of supported I/O modules | 32 pcs |
| Wiring diameter | Max.1.5mm² (AWG 16) |
| Way to install | 35mm DIN rail |
| Dimension | 115 * 65.5 * 75mm |
| Weight | 120g |
| Environment Specification | |
|
Operational Temperature
|
-30~70℃ |
|
Operational Humidity
|
5%~95% RH(No Condensation) |
| Ingress Protection Rating | IP20 |
| Profinet Parameter | |
| Programming Software | CODESYS SP17 |
| Programming language | IEC 61131-3 (LD, IL, ST, CFC/FBD, SFC) |
| Maximum State Tasks | 5 |
| Bit Instruction Cycle | 0.21us |
| Word Transfer Cycle | 0.39us |
| Floating Point Operation Cycle | 0.42us |
| Program Memory | 4MBytes |
| Data Storage | 4MBytes |
| Power-down Protection Area | 32KBytes |
| RTC： | Not Supported |
| Maximum Expansion Module | 32 |
| Modbus Master Max Channel Numbers | 10 |
| Function Code 1(Read Coils) | 2000 |
| Function Code 2(Read Discrete Inputs) | 2000 |
| Function Code 3(Read Holding Registers) | 125 |
| Function Code 4(Read Input Registers): | 125 |
| Function Code 15(Write Multiple Coils) | 440 |
| Function Code 16(Write Multiple Registers) | 27 |
| Function Code 23(Read/Write Multiple Registers) | 25+25 |
| Interface | 2 * RJ45 & 1 * RS485 |
| Network Port Baud Rate | 10/100Mbps, Adaptive and full duplex |
| Network Protocol | Modbus TCP，the default IP of the device is 192.168.0.15 |
| Serial Port Configuration（RS485） | Supports Modbus RTU/ASCII, the baud rate is 2400~115200bps, and supports the parameter configuration of parity code and stop bit |
| LED indicator | 6 LEDs PWR STAT RUN NET IRN IER |
| Modbus TCP Client | Max supports for connecting 6 Modbus TCP servers |
| Modbus TCP Server | Max supports for 6 Modbus TCP clients connected |
| Modbus RTU Master | Max supports for connecting 5 slave devices |
| Modbus RTU Slave | Max supports for connecting 1 master device |
Application scenarios:
FQA
Q：What Modbus communication modes does this PLC support, and can it act as both a Modbus TCP client and server simultaneously?
A：Yes, the PLC supports both Modbus TCP client and server functions concurrently, as well as Modbus RTU master/slave modes, enabling seamless data exchange with HMIs, SCADA systems, and third-party devices.
Q：Does the programming comply with international standards, and which languages are supported? What CODESYS version is recommended?
A：The PLC complies with the IEC 61131-3 international standard and supports five programming languages: Ladder Diagram (LD), Instruction List (IL), Structured Text (ST), Function Block Diagram (FBD/CFC), and Sequential Function Chart (SFC). CODESYS V3.5.19.70 is recommended; for SP20 or later versions, please download the dedicated Modbus driver from the official website and follow our tutorial video for setup.
Q：What industries is this PLC suitable for, and how many I/O modules can it support at most?
A：It is suitable for various industrial applications including mechanical processing, sewage treatment, textile machinery, and custom automation systems. With a compact design and easy expandability, it supports up to 32 I/O modules, meeting medium-scale control requirements.
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.
Technical Support
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.
ODOT In Hannover Messe
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Sichuan Odot Automation System Co.,Ltd
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Main Product:
PLC ,
Remote IO Modules,
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