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Printing date    

: 26 June 2019 

Version 

 

: 1.1 

Author  

 

: B. Jansen 

 

 

SIEMENS software function blocks 

 

PALLETDISPENSER PD1 

Summary of Contents for PALLETDISPENSER PD1

Page 1: ...Printing date 26 June 2019 Version 1 1 Author B Jansen SIEMENS software function blocks PALLETDISPENSER PD1...

Page 2: ...penser PD1 6 4 5 Stacking with Pallet dispenser PD1 7 5 Function block De stacking Pallet dispenser PD1 8 5 1 Function block overview 8 5 2 Function block specifications 8 5 3 Flow chart functionality...

Page 3: ...Pallet dispenser PD1 3 1 Function of the document This document attempts to clarify the functionality operation and components of the Pallet dispenser PD1 for the purpose of commissioning the software...

Page 4: ...pment parts of the system The pallet dispenser has two different configurations 1 Stacking pallets in depot pallets coming from other equipment 2 De stacking pallets from depot pallets going to other...

Page 5: ...B7 Pallet present under pallet dispenser B8 Pallet dispenser depot status B10 Middle position double pallet B13 Forks out pallet stack Y4 Valve upwards movement Y12 Valve downwards movement Y6 Valve c...

Page 6: ...ser is at upper position B1 and forks in pallet stack B5 and sensor B7 detects a pallet The pallet dispenser gives the status Pallet Present to signal a new pallet is ready to transport Transport can...

Page 7: ...the depot through command Receive this start the receive cycle The cycle is completed when the Pallet dispenser is at upper position B1 and forks in pallet stack B5 and sensor B7 does not detect a pal...

Page 8: ...the integration of software function block 5 1 Function block overview 5 2 Function block specifications Block name FB_PalletDispenser_PD1_De_Stacking Block number FB300 Version V1 0 0 Required PLC bl...

Page 9: ...Software function blocks Pallet dispenser PD1 SIEMENS 9 5 3 Flow chart functionality...

Page 10: ...r Tabel 03 Handshake pallet dispenser PD1 Naming Data type Unit Description Command Deliver Bool 0 1 TRUE Request to deliver a pallet De stacking Keep this command set to TRUE until pallet dispenser g...

Page 11: ...omatic mode The direction of rotation of the PRORUNNER is only in the primary direction iManual Bool 0 1 Installation is in manual mode Manual commands influence the direction of rotation iManualUp Bo...

Page 12: ...forks in pallet oY14 Bool 0 1 Installation is in manual mode Manual commands influence the direction of rotation oAlarmUpDown Bool 0 1 Alarm time duration up down movement Time exceeded time limit in...

Page 13: ...hen mode 2 is selected 12 TO BOTTOM POSITION Move dispenser to bottom position B3 13 FORKS OUT PALLET Move forks out of pallet stack B13 14 WAIT POSITION Dispenser on bottom position B3 forks out of p...

Page 14: ...the integration of software function block 6 1 Function block overview 6 2 Function block specifications Block name FB_PalletDispenser_PD1_Stacking Block number FB301 Version V1 0 0 Required PLC block...

Page 15: ...Software function blocks Pallet dispenser PD1 SIEMENS 15 6 3 Flow chart functionality...

Page 16: ...imum duration of movement before creating alarm MaximumDurationForks Int ms Maximum duration of movement before creating alarm 6 5 Function block handshake The handshake structure consists of one UDT...

Page 17: ...omatic mode The direction of rotation of the PRORUNNER is only in the primary direction iManual Bool 0 1 Installation is in manual mode Manual commands influence the direction of rotation iManualUp Bo...

Page 18: ...down oY6 Bool 0 1 Valve movement forks in pallet oY14 Bool 0 1 Installation is in manual mode Manual commands influence the direction of rotation oAlarmUpDown Bool 0 1 Alarm time duration up down mov...

Page 19: ...command 10 IDLE Dispenser determine next step by actual position If no valid position is detected an alarm will be activated 11 BASIC POSITION Dispenser on upper position B1 forks in pallet stack B5 N...

Page 20: ...ck connectors and tubing If necessary replace parts Sensor error Check sensors Adjust or replace if necessary Pallets do not stack properly Lift arms and or fingers are not aligned correctly Adjust li...

Page 21: ...unction blocks Pallet dispenser PD1 SIEMENS 21 8 Electrical drawings The drawings of this machine can be found in an external document This document is provided with the machine Online reference is co...

Page 22: ...tion with lifting arms closed in case of lack of air pressure Air consumption at 6 bar with 120 pallets hour is 20m With a different capacity the air consumption can be calculated accordingly or conta...

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