Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Product type | SIMATIC MODBUS/TCP PN-CPU Online Software Delivery Single license |
| License | Single license (EL) |
| Modbus client | Yes |
| Modbus server | Yes |
| User data per job, max. | 250 byte |
| Engineering with STEP 7 TIA Portal | Configurable/integrated from version V13 |
| Engineering with STEP 7 | Configurable/integrated from version STEP 7 V5.5 or higher |
| Multiport | Yes |
| Client-server coupling | SIMATIC S7 as master or slave |
| Implemented function codes | 01, 02, 03, 04, 05, 06, 15, 16 |
| Redundancy capability | No |
Applications
- Modbus client communication: Provides communication as a Modbus client.
- Modbus server communication: Provides communication as a Modbus server.
Key Features
- Modbus client and server communication: Communication as Modbus client: Yes; communication as Modbus server: Yes.
- User data capacity: User data per job: maximum 250 byte, of which consistent.
- Engineering support: Configurable/integrated from STEP 7 TIA Portal V13, STEP 7 V5.5 or higher, and PCS 7 V7.1 SP2.
- Target systems: Suitable for ET 200S, ET 200pro, and S7-300 with FW V3.2 or higher; S7-400 with FW V6.0 or higher.
- Communication functions: Multiport communication and client-server coupling with SIMATIC S7 as master or slave.
- Programming and configuration: Supports LAD, FBD, STL, SCL, CFC, and GRAPH, plus a configuration wizard and single license (EL).
Frequently Asked Questions
1. Does 6AV6676-6MB20-3AD0 support Modbus client and server communication?
Yes. It supports communication as both a Modbus client and a Modbus server.
2. What is the maximum user data per job?
The maximum user data per job is 250 byte, of which consistent.
3. Which engineering software versions are supported?
It is configurable/integrated from STEP 7 TIA Portal V13, STEP 7 V5.5 or higher, and PCS 7 V7.1 SP2.
4. Which target systems are supported?
ET 200S, ET 200pro, and S7-300 are supported with FW V3.2 or higher; S7-400 is supported with FW V6.0 or higher. WinAC is not supported.
