MJS-480 TCP/IP Door Access Control System is a non-contact IC card door access control product based on TCP/IP protocol. It is mainly used to manage the access of important departments, and is an effective measure to realize safety prevention management. It is suitable for various important departments, such as banks, hotels, computer rooms, armories, confidential rooms, offices, intelligent communities, factories, etc.
This manual introduces the MJS-480 TCP/IP access control system, describing its architecture, features, and performance specifications. It explains how the controller works with a management workstation over Ethernet and details the supported reader types and wiring.
The document covers step‑by‑step installation, power supply design, wiring diagrams, hardware debugging, network commissioning, and a comprehensive fault‑diagnosis guide, helping engineers and installers set up and maintain the system efficiently. This manual is written in Chinese.
| Maximum number of controllers per workstation | 256 |
|---|---|
| Communication interface | 10BaseT Ethernet |
| Ethernet transmission rate | 10 Mb |
| Supported door count | 4 single‑direction doors or 2 double‑direction doors |
| Maximum number of readers | 4 Wiegand or 4 RS‑485 readers |
| Wiegand reader distance | 80 m |
| RS‑485 reader distance | 500 m |
| Physical dimensions | 181 mm × 122 mm |
| Operating voltage | 12 V DC |
| Operating current | < 500 mA |
A management workstation can control up to 256 MJS-480 controllers.
A Wiegand reader can be placed up to 80 meters from the controller.
The controller operates on a 12 V DC power supply.
When powered, the controller’s green RUN indicator flashes continuously.