This document is the installation manual for the NAC3001B-EM door access controller, which introduces the product's technical parameters, main board structure, terminal description, and switch definition.
The NAC3001B-EM access controller operates on a DC12 V supply and accepts a wide input range of DC8‑28 V. It supports up to 200 mA of working current and can store up to 20 000 offline events. The device offers RS485 and RS232 communication interfaces, with maximum cable lengths of 1200 m and 15 m respectively, and supports baud rates of 4800, 9600, 19200 and 38400.
The manual details the main board layout, connector pin functions, wiring diagrams, LED status indicators, and the S‑4 connection method. It also includes a table of status codes and instructions for firmware updates, helping installers configure the controller correctly. This manual is written in Chinese.
| Working voltage | DC12 V (input range DC8‑28 V) |
|---|---|
| Output current capacity | 500 mA @125 VAC, 1 A @30 VDC |
| Operating temperature | -35 °C to 70 °C |
| Maximum working current | 200 mA |
| Offline event storage capacity | 20 000 events |
| Communication interfaces | RS485 (max 1200 m), RS232 (max 15 m) |
| Supported baud rates | 4800, 9600, 19200, 38400 |
| Maximum number of users | 1022 |
The controller works on DC12 V and accepts an input range of DC8‑28 V.
It supports RS485 with a maximum distance of 1200 m and RS232 with a maximum distance of 15 m.
The device can store up to 20 000 offline events.
Supported baud rates are 4800, 9600, 19200 and 38400.