The housing of CZ2000 range is only 7.6mm, which can reduce the installation space in the control cabinet. Support screw terminals. The CZ3000 range signal conditioners by CHENZHU, a reliable company providing safety automation system service, support two channels signal transmission and screw terminals/pluggable terminals. The CZ3500 range is an upgraded version of the CZ3000 range. The products of this range support bus power supply.