Detector

Properties
Section	Sensors
Spawn temperature	22°C
Heat Conductivity	0%
Relative weight	100
Gravity	0
Acid dissolve rate	0.1%
Flammability	0
State	Solid
Source code

Detector generates a when its ctype element is nearby. To set its ctype, draw over it with an element like you would with . Make sure you don't accidentally set its ctype when drawing the wires around it. is a replacement for detector wall so that you can make your creations smaller.

You can set the tmp2 to determine the detection radius (in the shape of a square)