Product Description
Product Details
Manufacturer: BACHMANN
Model/Part Number: RS204
Description: Interface modules
The RS204 interface module connects four asynchronous serial interfaces to the M1 controller.
Key Features:
| Feature | Details |
|---|---|
| Interfaces on one module | 4 |
| Number of interfaces per controller | Unlimited |
| Supported interfaces | RS232, RS422, RS485, TTY (combinable) |
| Max interface speed | Up to 1.5 Mbaud |
| Auto-flow control | Automatic handshake |
| Terminating resistors | Integrated (connect/disconnect) |
| Isolation | Galvanically isolated interfaces |
Item Numbers:
- RS204: 00009918-00
- RS204❉: 00016169-00
- RS204/R: 00009918-01
- RS204/T: 00009918-20
Technical Specifications:
- Supported Interfaces: RS232, RS422, RS485, TTY
-
Max Transfer Rate:
- RS232: 115.2 Kbaud
- RS422: 921.6 Kbaud
- RS485: 921.6 Kbaud
- TTY: 9.6 Kbaud
-
Signal Levels:
- RS232: Standard
- RS422: Standard
- RS485: Standard
- Terminating Resistance: Adjustable via DIP switch
-
Operating Modes:
- Full Duplex (RS232, RS422)
- Half Duplex (RS485)
- TTY: Various configurations (TX/RX active or passive)
-
External Power Supply:
- Voltage: 18–34 V DC
- Current Consumption: 125 mA @ 24 V DC
- Galvanic Isolation from System: 500 V
Ambient Conditions:
- Operating Temperature: -30°C to +60°C
- Relative Humidity (Operation): 5–95% (without condensation)
- Storage Temperature: -40°C to +85°C
- Relative Humidity (Storage): 5–95% (with condensation)
Model Variants:
| Model | Description |
|---|---|
| RS204 | Serial interface, 4x RS232/422/485, 128-byte FIFO, isolated |
| RS204❉ | Same as RS204, ColdClimate version |
| RS204/T | Serial interface, 3x RS232/422/485, 1x TTY, 128-byte FIFO, isolated |
| RS204/R | Serial interface, 3x RS232/422/485, 1x RS232, 128-byte FIFO, isolated |