Alpha MLS-485D Network Controller for Pagers – Key Features
The MLS-485D from Alpha is a robust network controller specifically designed for pagers, essential when paired with the Keltron Sdact dialer or equivalent systems. This innovative controller allows for the connection of up to 31 RS-232 serial ports, overcoming distance limitations and ensuring reliable communication across long distances.
- Multi-Port Capability: Connects up to 31 RS-232 serial ports, enabling extensive pager network configurations.
- Extended Distance: Eliminates RS-232 distance limitations, allowing ports to be situated up to 4000′ apart, ideal for large facilities.
- Simultaneous Communication Prevention: Prevents serial ports from communicating at the same time, ensuring clear and uninterrupted data flow.
- Noise Immunity: Data conversion to RS-485 format provides high noise immunity, maintaining signal integrity over long distances.
- Easy Networking: Simple, inexpensive wiring connects multiple MLS-485D units, simplifying installation and reducing costs.
- Durable Design: Packaged in black, medium impact ABS plastic enclosures, ensuring durability and longevity in various environments.
Alpha MLS-485D Network Controller for Pagers – Detailed Specifications
| Feature | Details |
| Model | MLS-485D |
| Port Capacity | Up to 31 RS-232 serial ports |
| Distance Capability | Up to 4000′ between ports |
| Communication Control | RS-232 CTS handshaking for flow control |
| Data Format | Converted to RS-485 for transmission |
| Wiring Requirements | Two pair, #2AWG for network connections |
| Material | Medium impact ABS plastic |
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