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Software function blocks Pallet dispenser PD1 - SIEMENS 
 

11 

 

 
 

5.6

 

Function block inputs 

Inputs are required for the system to function properly. Here the required sensors are declared, and the 
status of the installation.  
 

Tabel 04:

 

Inputs pallet dispenser PD1 

Naming 

Data 
type 

Unit 

Description 

iEnable 

Bool 

0/1 

System is switched on. Safety functions are operational, hardware 
has no problems, and power supplies to any controllers are switched 
on. 
1 = Installation switched on 

iReset 

Bool 

0/1 

Reset command to reset faults.  

iAutomatic 

Bool 

0/1 

Installation is in automatic 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 

Bool 

0/1 

Command for upward movement, B1 is stop position 

iManualDown 

Bool 

0/1 

Command for downward movement, B3 is stop position 

iManualOpenForks 

Bool 

0/1 

Command for opening forks, B13 is stop position 

iManualCloseForks 

Bool 

0/1 

Command for closing forks, B5 is stop position 

iB1 

Bool 

0/1 

Upper position 

iB2 

Bool 

0/1 

Middle position >> single pallet 

iB10 

Bool 

0/1 

Middle position >> double pallet 

iB3 

Bool 

0/1 

Bottom position 

iB5 

Bool 

0/1 

Forks in pallet 

iB13 

Bool 

0/1 

Forks out of pallet 

iB7 

Bool 

0/1 

Pallet present 

iB8 

Bool 

0/1 

Pallet dispenser depot status 

 

 

 

 

 

 

 

Содержание PALLETDISPENSER PD1

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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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