Proximity Sensor

 is a Sensor Device and a kind of signal generator used in electronics to run a steady HI signal for devices.

Properties
 create a steady HI signal for electrical switch and for Logic control devices. Logic controls devices are used in electronics and are switches that when a signal is placed on the inputs if they meet the right conditions will generate a signal out on it's output on the other side.
 * is a normally LOW and goes HI when a player or monster touches or inside the same cell as the device.

In-Game Description
Generates a signal if a unit is detected.