Control System Examples - Danfoss PVG 120 Technical Information

Technical Information
Safety in Application
12
PVG 120 Proportional Valve Group

Control system examples

Example of a control system for manlift using PVE fault monitoring input signals and gnals from external
®
sensors to ensure the PLUS+1 main controllers correct function of the manlift.
1 – Main power supply
2 – Emergency stop/man present switch
3 – HMI/Joystick control
4 – Movement detection sensors
W
Warning
It is the responsibility of the equipment manufacturer that the control system incorporated in the
machine is declared as being in confirmity with the relevant machine directives.
520L0356 • Rev JA • Mar 2014
5 – Main controller with safety logic
6 – PVG 32 control valve group
7 – Hydraulic deactivation