Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Module type | CM PtP RS 232 HF |
| Serial interface | RS-232 |
| Supported protocols | Freeport, 3964 (R), USS, MODBUS RTU master, MODBUS RTU slave |
| Maximum transmission rate | 115.2 kbit/s |
| MODBUS RTU telegram buffer | 8 kbyte |
| Maximum buffered telegrams | 255 |
| Mounting | S7-1500 mounting rail |
| Current consumption | 35 mA; from the backplane bus |
| Power consumption | 0.65 W |
Applications
- Serial device communication: Provides serial RS-232 communication using Freeport, 3964 (R), USS or MODBUS RTU master and slave functions.
Key Features
- Serial communication protocols: Supports RS-232, Freeport, 3964 (R), USS and MODBUS RTU master or slave communication.
- RS-232 transmission: Maximum transmission rate: 115.2 kbit/s; maximum cable length: 15 m.
- MODBUS RTU addressing: Master and device address area: 1 to 247, extended 1 to 65535; maximum number of devices for the master: 1.
- Freeport parameters: Maximum telegram length: 4 kbyte; 7 or 8 bits per character; 1 or 2 stop bits; selectable parity.
- Diagnostics and isolation: Has diagnostics, diagnostic alarm and wire-break detection. RUN, ERROR, Receive RxD and Transmit TxD LEDs are provided; isolation between the backplane bus and interface is provided.
- Mounting and electrical data: Mounts on an S7-1500 mounting rail. Current consumption: 35 mA from the backplane bus; power consumption: 0.65 W; dimensions: 35 mm × 147 mm × 127 mm.
Frequently Asked Questions
1. What serial protocols does 6AG2541-1AD00-4AB0 support?
It supports Freeport, 3964 (R), USS and MODBUS RTU master or slave communication over RS-232.
2. What are the RS-232 transmission rate and cable-length limits?
The maximum transmission rate is 115.2 kbit/s and the maximum cable length is 15 m.
3. What MODBUS RTU addressing and buffering are available?
The address area is 1 to 247, extended 1 to 65535. The telegram buffer is 8 kbyte and stores up to 255 telegrams.
4. How is the module installed and powered?
It mounts on an S7-1500 mounting rail and consumes 35 mA from the backplane bus.
