> For the complete documentation index, see [llms.txt](https://docs.alloyaccess.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.alloyaccess.com/hardware-installation/controllers-and-i-o/lp1502.md).

# LP1502

<figure><img src="/files/SdqZPwGUSMnqQvNvn80r" alt=""><figcaption></figcaption></figure>

The multi-port LP1502 is a 2-4 card reader panel for controlling two connected doors and managing up to 64 doors/openings. Built on the HID Mercury platform, the intelligent controller uses on-board Ethernet port to connect to the Alloy Access web platform. The intelligent controller performs access control, alarm management and scheduled operations—all in a single package.

* 240,000 cardholder capacity&#x20;
* 50,000 transaction buffer&#x20;
* Supports total of 1 RS-485 IO protocols&#x20;
* 255 access levels per cardholder
* Natively supports for up to 4 readers and 2 openings. Expands to support up to 64 readers and openings.
* 24VDC or 12VDC input power
* Supports 2 readers (TTL) or 4 readers (RS485) for a total of 2 doors
* 4 dry C relay outputs
* 8 supervised/unsupervised inputs
* Default IP 192.168.0.251

## Manufacturer Installation Manual

{% file src="/files/ULsvSZS0I7vDB1BRFBJZ" %}

## Manufacturer Datasheet

{% file src="/files/IwDWIMESl1i4JUYVGkak" %}


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