[?]: write project: Control of two cylinders with PLC

SIMATIC S7-200/300/400, Step7, PCS7, CFC, SFC, PDM, PLCSIM,
SCL, Graph, SPS-VISU S5/S7, IBHsoftec, LOGO ...
rayen_6827
Posts: 37
Joined: Sat Apr 23, 2011 8:49 am

[?]: write project: Control of two cylinders with PLC

Post by rayen_6827 »

hello

Control of two cylinders with electric valves with PLC S7-300

PLEASE HELP ME FOR WRITE THE PROJECT WITH PLC

Here we have 2 sensor on each cylinder

**photo of this project = hydraulic scheme
http://up.iranblog.com/images/4uw9w8jgktzkb7f4ft99.jpg

**photo 2 - work diagram
http://up.iranblog.com/images/ho8qgr1db6eniqgrgmsp.jpg
**video

http://up.iranblog.com/images/5feas30mxsvdoyqav8s0.mp4
SHKODRAN
Posts: 199
Joined: Wed Dec 24, 2008 4:37 pm
Location: Europe

Re: [?]: write project: Control of two cylinders with PLC

Post by SHKODRAN »

This is elementary, what should the rest position of Actuators (pneumatic cylinders)?
You can also save the photocells, two timers are more than enough to make those seen in the video.