Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Module type | SIMATIC DP electronics module for ET 200S |
| Serial interface | 1 SI serial interface |
| Supported signals | RS 232C, RS 422, RS 485 |
| Protocol drivers | Modbus; USS |
| Rated supply voltage | 24 V DC |
| Maximum supply input current | 80 mA; Typ. 20 mA |
| Maximum transmission rate | 115.2 kbit/s |
| Operating ambient temperature | 0 °C to 60 °C |
| Product lifecycle | Product cancellation |
Applications
- Serial communication: Provides serial communication using RS 232C, RS 422, or RS 485 signals with Modbus or USS protocol drivers.
Key Features
- Serial interface: 1 SI serial interface with RS 232C, RS 422, and RS 485 signals.
- Integrated protocol drivers: Modbus and USS protocol drivers are supported.
- Supply voltage: Rated supply voltage: 24 V DC, with reverse polarity protection.
- Transmission rate: Maximum transmission rate: 115.2 kbit/s; half-duplex rates from 110 to 115 200 bps are supported.
- Diagnostics and isolation: RxD, TxD, and red group error SF LEDs are provided. The interfaces have potential separation from the internal power supply.
- Installation dimensions: The module is 15 mm wide, 81 mm high, and 52 mm deep, with an approximate weight of 50 g.
Frequently Asked Questions
1. What serial interfaces does the Siemens 6ES7138-4DF11-0AB0 provide?
It provides 1 SI serial interface with RS 232C, RS 422, and RS 485 signals.
2. Which protocol drivers are supported?
The module supports integrated Modbus and USS protocol drivers.
3. What supply voltage does the module require?
The rated supply voltage is 24 V DC, and reverse polarity protection is provided.
4. What are the cable-length limits?
The maximum cable length is 15 m for RS 232 and 1 200 m for RS 485.
