Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Product type | SIMATIC MODBUS/TCP PN-CPU Single license, on CD-ROM |
| Modbus server communication | Yes |
| Modbus client communication | Yes |
| Maximum user data per job | 250 byte |
| Multiport | Yes |
| Client-server coupling | SIMATIC S7 as master or slave |
| Implemented function codes | 01, 02, 03, 04, 05, 06, 15, 16 |
| Configuration Wizard | Yes; Wizard |
| Single license (EL) | Yes |
| Local data requirements | 156 byte |
Applications
- Modbus server communication: The license supports communication as a Modbus server.
- Modbus client communication: The license supports communication as a Modbus client.
- Configuration assistance: The license provides a Wizard for configuration support.
Key Features
- Modbus server and client communication: Communication as Modbus server: Yes. Communication as Modbus client: Yes.
- User data capacity: User data per job (of which consistent), max.: 250 byte.
- Multiport and coupling: Multiport: Yes. Client-server coupling: SIMATIC S7 as master or slave.
- Configuration support: Wizard for configuration support: Yes; Wizard.
- Engineering software versions: STEP 7 TIA Portal configurable/integrated from version: V13. STEP 7 configurable/integrated from version: STEP 7 V5.5 or higher. PCS 7 configurable/integrated from version: PCS 7 V7.1 SP2.
- Single license and programming languages: Single license (EL): Yes. Supported programming languages include LAD, FBD, STL, SCL, CFC, and GRAPH.
Frequently Asked Questions
1. Does 6AV6676-6MB20-3AX0 support Modbus server and client communication?
Yes. Communication as Modbus server and as Modbus client is supported.
2. What is the maximum user data per job?
The maximum user data per job, of which consistent, is 250 byte.
3. Which Modbus function codes are implemented?
Implemented function codes are 01, 02, 03, 04, 05, 06, 15, and 16.
4. Which engineering software versions are supported?
STEP 7 TIA Portal is configurable/integrated from V13; STEP 7 from STEP 7 V5.5 or higher; and PCS 7 from PCS 7 V7.1 SP2.
