Appendix; Function Plans - Bosch rexroth HQ 2/G-H Assembly Instructions Manual

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Appendix

Bosch Rexroth AG, MIT: HQ 2/G-H, BS 2/G-250, 3 842 564 989/2022-06
17 Appendix

17.1 Function plans

On the following pages, you can find proven fundamental function plans for control
tasks in transfer systems.
Contrary to DIN IEC 61131-3, qualifiers are used in the action blocks, which are
explained in the table below.
Simple VE 2 stop gates are used to stop workpiece pallets. The position of the
workpiece pallets is queried with separate sensors.
Action block
S
NS
S
R
NS D
T3
T3
?
S
S Y2.1
General abbreviations
WT = Workpiece pallets
VE = Stop gate
S ... = Signal transmitter
Y ... = Valve
Z ... = Cylinder
LT = Longitudinal conveyor (main section)
QT = Transverse conveyor (secondary section)
= Start pulse after end of start-up

= Enable cyclic travel

Explanation
Storing
Non-storing
Set
Reset
Non-storing trigger of a time function (with runtime T),
after which a switching function is triggered.