Keypads were the first transition up from keys in access control. They continue to serve as essential appliances for user interface for security and access control applications. With the growing ...

The RX-200 can be connected as any other PIMA keypad to all control panels, using only four wires. The keypad is used to arm/disarm the alarm system and when connected (via a control panel relay) to a ...

Pacom Systems and HID Corporation have introduced a new LCD Keypad that combines the capabilities of an intelligent access control and alarm keypad with the convenience of a built-in HID smart card ...

Constructed from heavy-duty steel and aluminum, SECO-LARM's SK-1123-SQ features two Form “C” relays rated 5A at 28VDC and 1A at 28VDC. Each relay features an independent egress input that can be ...

Videx has enhanced two of its door entry and access control systems, adding a new remote relay module to its 4G GSM offering and the VX2300 door entry video intercom. The new remote relays create a ...

Let’s rollback the hobby electronics calendar a few decades with [myvideoisonutube’s] alarm activation control circuit using a matrix style phone keypad. The circuit is quite old using CMOS 4081 with ...