Lenel Lnl-3300-m5 Installation Manual Upd «Editor's Choice»

| Feature | Specification / Capability | |:--------|:--------------------------| | | 15 MB total memory; firmware stored in flash memory with background download support | | Local Database | Up to 240,000 badge records; up to 256 access levels per badge | | Host Communication | Onboard 10/100 MB Ethernet (static IP or DHCP) | | Downstream Communication | 2‑wire RS‑485 via backplane; external 2‑wire RS‑485 port | | Power Input | 12 VDC ±10% @ 300 mA (supplied via legacy backplane) | | Physical Environment | Operating temperature: 32°F to 158°F (0°C to 70°C); humidity: 5–95% RHNC | | Security | AES 128‑bit encryption for reader/IO modules; AES256 or TLS1.1 to host | | Compliance | UL 294, RoHS |

The LNL‑3300‑M5 supports , meaning new firmware can be transferred to the controller without taking the access control system offline. The firmware is stored in flash memory, and the controller continues to operate normally during the download process.

The controller ships with a default static IP address or is set to request a DHCP address, depending on the firmware revision. Lenel Lnl-3300-m5 Installation Manual UPD

Flip DIP switch 1 ON to allow login bypass. Log in using admin and password .

While the LNL-3300-M5 can be configured through its embedded web server, some settings for downstream modules are managed via DIP switches. For example, the LNL-1320-2RP Reader Module uses on-board DIP switches to set its device address and baud rate. Flip DIP switch 1 ON to allow login bypass

🚨 Disconnect all power before removing or adding boards to avoid catastrophic electrical damage.

Connect the secondary power fault output from the power supply directly to the AC Power Fail input terminal block. For example, the LNL-1320-2RP Reader Module uses on-board

Are you having issues with or downstream reader recognition ?