Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Product type | PC/PPI multi-master |
| Power supply | from CPU |
| Maximum transmission rate | 187.5 kbit/s |
| Selectable transmission rates | 9.6 / 19.3 / 187.5 kbit/s; setting: DIP switch |
| Protocols | PPI, 10/11 bit; ASCII, Freeport |
| Status LEDs | Tx, Rx, PPI; green |
| Potential separation | Yes |
Applications
- S7-200 to serial PC connection: Connects an S7-200 to a serial PC interface.
- Freeport and GSM modem connection: Supports Freeport and GSM modems.
Key Features
- PC/PPI multi-master cable: Connects an S7-200 to a serial PC interface.
- Transmission rate: Supports up to 187.5 kbit/s; selectable rates are 9.6 / 19.3 / 187.5 kbit/s by DIP switch.
- Protocols: PPI is supported with 10/11 bit; ASCII is supported for Freeport.
- Status indication: Green Tx, Rx, and PPI LEDs indicate RS-232 transmit, RS-232 receive, and RS-485 transmit status.
- Cable and supply: Cable length is 5.63 m, and the power supply design is from CPU.
- Electrical separation: Potential separation exists.
Frequently Asked Questions
1. What is the function of Siemens 6ES7901-3CB30-0XA0?
It connects an S7-200 to a serial PC interface as a PC/PPI multi-master cable.
2. What transmission rates does the cable support?
It supports up to 187.5 kbit/s, with selectable rates of 9.6 / 19.3 / 187.5 kbit/s using a DIP switch.
3. Which protocols and modes are supported?
It supports PPI with 10/11 bit and ASCII for Freeport; it also supports GSM modems.
4. How can cable status be checked?
Green Tx, Rx, and PPI LEDs indicate RS-232 transmit, RS-232 receive, and RS-485 transmit status.
