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M A G U I R E   P R O D U C T S ,   I N C .  

 

 

28

G R A V I M E T R I C   A U G E R   F E E D E R

 

PARAMETERS 

 

All Maguire MGF controllers operate according to certain internal PARAMETERS.  Because customer requirements 
vary widely, we have made parameters accessible for change through the keypad.  In most cases, these parameters 
will never need to be changed.  Some parameters that are routinely adjusted values are adjustable from the main 
display. 

LDR 
SHT 
PHR 
FUL 
PRT 
KDF 
LCZ 
MTF 
XCV 
XMO 
LBE 
UBE 
NBW 
LWA 
ATP 
RTU 
ADJ 
LLF 
LHF 
LAT 
STL 

Let Down Ratio 
Shot Weight 
Per Hour Rate 
Full Bin Weight 
Report Interval 
Stable Weight 
Load-cell Zero 
Motor Factor 
Extruder Voltage 
Extruder Max Output 
Lower Boundary Error 
Upper Boundary Error 
Negative Bin Weight 
Low Weight Alarm 
Adjustment Trip Point 
Run Time Update 
Adjustment Limit 
Loader Low Level 
Loader High Level 
Loader Alarm Timeout 
Loader Settle Time 

NWA 
XMR 
SPR 
RPM 
PMR 
LCT 
BFS 
RCP 
WKO 
OPR 
NMA 
LIW 
RAP 
LLC 
TAT 
XFT 
LCL 
LCH 
HRT 
ECT 
IPC 
ISP 

No Weight Adjustment 
Extruder Minimum Rate 
Steps Per Revolution 
Maximum Revolutions Per Minute 
Prime Motor Rate 
Load Cell Tolerance 
Bin Full Settle 
Recipe Number 
Work Order Number 
Operator Number 
No Meter Alarm 
LIW Polling Rate 
Rate Adjust Percentage 
LIW Lower Cap 
Target Adjust Threshold 
Extrusion Voltage Filter 
Loadcell Low 
Loadcell High 
High Rate Trip Point 
Error Count Tracking 
Injection Color Percent 
Injection Screw Time Percent 

 

LDR 

Let Down Ratio – Percent  
Factory Default - MGF-4: 00200, MGF-8: 00200 

Percentage of SHOT WEIGHT or PER HOUR RATE in 1/100

th

 percent 

SHT 

Shot Weight – Grams 
Factory Default - MGF-4: 00200, MGF-8: 00200 

Shot weight dispensed during cycle mode in whole grams 

PHR 

Per Hour Rate – Counts Per Hour 
Factory Default - MGF-4: 00200, MGF-8: 00200 

Value used to hold LB / HR or KG / HR depending on US / METRIC flag in whole units 

FUL 

Full Bin Weight – Grams 
Factory Default - MGF-4: 10000, MGF-8: 10000 

Weight of bin (hopper) when full, in whole grams.  (Intended for future use) 

PRT 

Report Interval – Seconds 
Factory Default - MGF-4: 00000, MGF-8: 00000 

Used to generate reports while running, in whole seconds. (Intended for future use) 

KDF 

Stable Weight – Number 
Factory Default - MGF-4: 00200, MGF-8: 00200 

Used in load-cell calibration routine.  Difference between raw count updates use to get a stable 
reading.  raw counts 

LCZ 

Load-cell Zero – Number 
Factory Default - MGF-4: 20000, MGF-8: 20000 

Lowest possible raw count value from loadcells for zero calibration.  raw counts 

MTF 

Motor Factor – model dependant - 1st gen pre-2012, second gen 1st quarter 2012 
1st gen

 analog motor Grams Per Second – 

00075

 (1/2” auger MGF-4), 

00500

 (1” auger MGF-8) 

2nd gen

 stepper motor Grams Per revolution – 

3.00

 (1/2” auger MGF-4), 

12.50

 (1” auger MGF-8) 

Implied decimal after 3

rd

 digit in 1st Gen MGF controllers. 

Summary of Contents for GRAVIMETRIC AUGER FEEDER MGF-ST

Page 1: ...S INC GRAVIMETRIC AUGER FEEDER MAGUIRE Model MGF ST Touch Screen Controller GRAVIMETRIC AUGER FEEDER INSTRUCTION MANUAL Original Instructions Manual Revision Date December 4 2018 Copyright Maguire Pro...

Page 2: ...U I R E P R O D U C T S I N C 2 G R A V I M E T R I C A U G E R F E E D E R Use this space to record information about your Maguire Machines Serial Number Date of Purchase Model Number ID IP Address...

Page 3: ...e of the Maguire MGF ST it is recommended to read thoroughly these operating instructions Maguire Products Inc accepts no responsibility or liability for damage or malfunction of the equipment arising...

Page 4: ...____________________________________________ 18 Password Management _______________________________________________ 20 Weight Units ________________________________________________________ 20 Volumetr...

Page 5: ...M A G U I R E P R O D U C T S I N C 5 G R A V I M E T R I C A U G E R F E E D E R...

Page 6: ...opening or servicing Use Power Lockout Tagout CAUTION Always wear safety glasses when using this equipment HAZARD AUTOMATIC STARTUP WARNING Feeder may start automatically without warning HAZARD ROTAT...

Page 7: ...time and extruder output Fine Metering Resolution 100 rpm Stepper Motor advances at 200 increments per revolution In combination with digital control the 200 step rotation achieves fine metering reso...

Page 8: ...he natural material hopper will be bolted on top The TOP plate has the ROUND hole The BOTTOM plate has the SQUARE hole MOUNT THE CONTROLLER 3 The CONTROLLER will be mounted to a bar that bolts on the...

Page 9: ...is also used with an extrusion following 0 10 volt signal See the MGF wiring diagram on page 39 10 If optionally ordered with 24 to 120 VDC or VAC plug the SIGNAL gray cord will be plugged into outle...

Page 10: ...wn Ratio LDR Let Down Ratio Percent See page 11 View Screen to view clear or save MGF ID date time totals cycles work order recipe operator See page 33 Injection Recovery Cycle Mode only Displays the...

Page 11: ...lect CONTINUOUS for extrusion where the MGF auger runs continuously In this mode the first step is enter LBS or KILOS HOUR of the extruder on the main screen Next set the LDR Let Down Ratio on the mai...

Page 12: ...ces Display will show the System Preferences categories Press Weight Units Select the Weight Units Pounds Grams or Kilograms Press To save the Changes Set Date and Time Press Display will prompt for a...

Page 13: ...ow SHOT WT or LBS HR KG HR To adjust this value follow these instructions Press field LBS HR KG HR or Display will show the Per Hour Rate or Show Weight Screen showing the current setting Use the keyp...

Page 14: ...Press To stop the prime function When the MGF settings are adjusted and the MGF is primed with material it is ready for operation Press the START button run the MGF What happens during NORMAL OPERATI...

Page 15: ...mode the difference between the two weights needs to be greater than 5 times the target rate If the above condition d or e fails then a counter is incremented If the above condition d or e passes the...

Page 16: ...effect the motor step time calculation MTF Motor Factor RPM Maximum RPM SPR Steps per Revolution LDR Let Down Ratio PHR Per Hour Rate continuous and extr Follow only SHT Shot Weight cycle mode only RA...

Page 17: ...provide us about what caused the problem the more we can do to improve our product so that these problems cannot and do not occur in the future In some cases we may NOT be able to duplicate YOUR part...

Page 18: ...e 27 MTF Motor Factor grams revolution SPR Steps per Revolution RPM Maximum RPM PMR Prime Motor Rate MTL Motor Torque Limits Load Cell Constants KDF Stable Weight LCZ Load cell Zero LCL Load cell Cali...

Page 19: ...Baud Rate Set baud rate of MLAN over serial Print Center See page Error Bookmark not defined Print Totals Prints totals to USB Flash Drive Print Alarm History Prints alarm history to USB Flash Drive P...

Page 20: ...l show the System Configuration categories Press Preferences Display will show System Preferences categories Press Change Passwords Display will show two options Change Admin Password and Change Opera...

Page 21: ...g for errors Since load cell readings are ignored this flag allows operation even if the load cells become damaged Dispense times will be based entirely on the last known rate adjustment IF the meteri...

Page 22: ...DATE TIME CURRENT 08 30 18 21 00 46 LAST PRINTED 08 30 18 20 44 13 LAST CLEARED 08 30 18 20 52 52 TOTALS GRAND CYCLES 0 TOTAL 1245 grams MGF TSC ID 001 WO 00000 RECIPE 00000 OP 000 Print Alarm History...

Page 23: ...METERS NAME RAM ROM LDR 500 200 SHT 500 200 PHR 2 200 FUL 3500 3500 PRT 1 0 KDF 6 6 LCZ 583 583 MTF 136 75 XCV 2 0 XRC 40 40 XAL 5 5 XUL 200 200 XMO 1000 1000 LBE 30 30 UBE 300 300 NBW 100 100 LWA 400...

Page 24: ...olor that remains in the hopper AVG DISP 2 98 The average dispense since the last rate error correction has occurred or since the hopper was last refilled It is the accumulated weight dispensed divide...

Page 25: ...we run at a Perfect rate TARGET per cycle times CYCLE CT is compared to accumulated WEIGHT and the difference is the ERROR TOT WT The total weight dispensed since the last time this value was cleared...

Page 26: ...l prompt for a password admin default 22222 Then press Press MGF Configuration Display will show the MGF Configuration categories Press Calibration Routines Display will show 3 calibration routines Ca...

Page 27: ...et then to Default Gateway After entering the Default Gateway the display will return to Static IP When you are finished entering the network information press BACK to save settings and BACK 3 more ti...

Page 28: ...trusion Voltage Filter Loadcell Low Loadcell High High Rate Trip Point Error Count Tracking Injection Color Percent Injection Screw Time Percent LDR Let Down Ratio Percent Factory Default MGF 4 00200...

Page 29: ...ATP Adjustment Trip Point percentage Factory Default MGF 4 00005 MGF 8 00005 The fourth and fifth digits are the accumulative gram error that will force a readjustment of motor speed 5 grams default...

Page 30: ...number of sequential raw count readings before snapping to the new value 00505 5 sequential readings The right two digits yy are the difference between 2 sequential raw count readings 00505 5 raw cou...

Page 31: ...below TAT then the running motor time is halved and the target motor speed is doubled This will continue until the target rate is above TAT Example TAT 00025 0 25 g s Shot Weight 9 grams Cycle Time 8...

Page 32: ...med maguire Exit this screen and enter again to refresh the display window Highlight the version in the white panel on the left and press PROGRAM Press To proceed with the firmware update or press the...

Page 33: ...e viewed printed or reset from the Home Screen Pressing the VIEW on the Home screen will display current totals date and time cycle count and other information Pressing the Print to USB button from th...

Page 34: ...supply to the brass 45 X NPT fitting at the input side of the solenoid mounted on the control bar 7 The air supply should be set and regulated at a pressure between 60 and 80 PSI 8 Connect the feeder...

Page 35: ...M A G U I R E P R O D U C T S I N C 35 G R A V I M E T R I C A U G E R F E E D E R AGL Loader Diagram...

Page 36: ...M A G U I R E P R O D U C T S I N C 36 G R A V I M E T R I C A U G E R F E E D E R AGL Loader Solenoid Wiring Assembly...

Page 37: ...M A G U I R E P R O D U C T S I N C 37 G R A V I M E T R I C A U G E R F E E D E R...

Page 38: ...M A G U I R E P R O D U C T S I N C 38 G R A V I M E T R I C A U G E R F E E D E R...

Page 39: ...M A G U I R E P R O D U C T S I N C 39 G R A V I M E T R I C A U G E R F E E D E R MGF Wiring Diagrams...

Page 40: ...M A G U I R E P R O D U C T S I N C 40 G R A V I M E T R I C A U G E R F E E D E R...

Page 41: ...M A G U I R E P R O D U C T S I N C 41 G R A V I M E T R I C A U G E R F E E D E R...

Page 42: ...M A G U I R E P R O D U C T S I N C 42 G R A V I M E T R I C A U G E R F E E D E R Parts Diagram and Dimensions Drawing...

Page 43: ...M A G U I R E P R O D U C T S I N C 43 G R A V I M E T R I C A U G E R F E E D E R...

Page 44: ...M A G U I R E P R O D U C T S I N C 44 G R A V I M E T R I C A U G E R F E E D E R...

Page 45: ...of natural material so that color is dropped into the flow from an air space and is evenly distributed over a steady and predictable flow of natural material This assures uniform distribution of colo...

Page 46: ...ssed or implied and of all other obligations or liabilities on our part and MAGUIRE PRODUCTS neither assumes nor authorizes any other persons to assume for it any other liability in connection with th...

Page 47: ...14 Tel 610 459 4300 Fax 610 459 2700 Email info maguire com Web www maguire com Maguire Europe Tame Park Tamworth Staffordshire B775DY UK Tel 44 1827 265 850 Fax 44 1827 265 855 Email info maguire eur...

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