Dip 34a Shemy Podkljuchenija -

One S2000-KDL controller supports up to 127 detectors .

Typically used for the negative (–) line of the DPLS. dip 34a shemy podkljuchenija

You must strictly observe the "+" and "–" polarity of the loop when connecting to the detector's base. Terminals: One S2000-KDL controller supports up to 127 detectors