Product information
Overview
Key Features
- Serial interface: Has 1 serial interface supporting RS232/422, RS485 ASCII and 3964 (R) protocols.
- Supply and protection: Rated supply voltage is 24 V DC and reverse polarity protection is provided.
- Transmission performance: Maximum transmission rate is 115.2 kbit/s for RS 232 and RS 422/485, with half-duplex or full-duplex operation depending on protocol.
- Data and cable limits: Maximum telegram length is 224 byte; maximum cable length is 15 m for RS 232 and 1 200 m for RS 485.
- Diagnostics and isolation: LEDs indicate Receive RxD, Transmit TxD and Group error SF (red); the interfaces have potential separation from the internal power supply.
- Mechanical configuration: The module is 15 mm wide, 81 mm high and 52 mm deep, with an approximate weight of 50 g.
Technical Summary
| Product | Siemens 6ES7138-4DF01-0AB0 |
|---|---|
| Product type | SIMATIC DP electronics module for ET 200S |
| Serial interfaces | 1 |
| Protocols | 3964 (R), ASCII |
| Interfaces | RS232, RS422, RS485 |
| Rated supply voltage | 24 V DC |
| Maximum transmission rate | 115.2 kbit/s |
| Operating ambient temperature | 0 °C to 60 °C |
Frequently Asked Questions
Which serial interfaces and protocols does Siemens 6ES7138-4DF01-0AB0 support?
It has 1 serial interface supporting RS232/422, RS485 ASCII and 3964 (R).
What supply voltage and transmission rate does this module have?
The rated supply voltage is 24 V DC. The maximum transmission rate is 115.2 kbit/s for RS 232 and RS 422/485, with the stated duplex conditions.
What details should I provide for a quotation?
Provide the required quantity, destination and any project-list context so the exact Siemens model can be checked for your inquiry.
