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MERRICK 100 VOLUMERIK Series, Operating And Maintenance Instructions Manual

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MERRICK 100 VOLUMERIK Series Operating And Maintenance Instructions Manual Download Page 10

 

10

 

 

A series of jumpers are located at J2.  Place the jumper at the next highest current setting than 
was observed when feeding material.  The feeder will now trip as soon as the drive mechanism 
sees an incremental current spike that exceeds this value. 

Summary of Contents for 100 VOLUMERIK Series

Page 1: ...1 SERIES 100 VOLUMERIK VOLUMETRIC DRY FEEDER OPERATING AND MAINTENANCE INSTRUCTIONS Merrick Industries Inc 10 Arthur Drive Lynn Haven FL 32444 850 265 3611 www merrick inc com ...

Page 2: ...2 ...

Page 3: ...d copies of drawings embodies information proprietary to Merrick Industries Inc and this manual is provided to the user of equipment purchased from Merrick Industries Inc for use only in operation or maintenance of such equipment Such information in this manual is not to be used disclosed copied or reproduced in whole or part for any use other than that indicated above or for any other purpose det...

Page 4: ...e MSDS safety guidelines and or plant instructions 1 3 Safety a Before operating feeder or attempting to service become familiar with contents of the Instruction Manual b Observe all precautions established by plant safety procedures c Observe all feed material handling instructions provided by any applicable MSDS guidelines d Do not over paint or remove nameplates labels or tabs e If motor replac...

Page 5: ...2 or V3 06 Material in the hopper flows by gravity into a rotating horizontal feed helix which is direct driven by a variable speed motor and gear reducer As the feed helix rotates it moves the material along the base of the hopper and out through the discharge spout A variable speed drive consisting of a motor and DC motor controller determine the feed rate Standard range with an SCR DC motor dri...

Page 6: ...d in conjunction with a PWM rated drive the higher efficiency reduces horse power lost to heat thereby permitting the use of smaller motors for horse power requirements The smooth wave form generated by the PWM drive greatly extends brush life 3 2 Metering System a The Series 100 utilizes a unique AUGER configuration The AUGER is supplied in two sections The drive end called the STUB extends throu...

Page 7: ... flange and can be mounted in either of three positions in 90 increments b The PWM drive is supplied standard with a 0 100 potentiometer and START STOP switch A 4 20mA signal isolator for external control can be supplied as an option and can be easily installed in the field VFD or timer control is also available 3 4 Seals a The Series 100 utilizes a simple but highly effective seal design that req...

Page 8: ...the auger still rubs the spout the gear reducer mounting lugs must be adjusted to align the auger to the centerline of the spout Note A helix type auger can droop from gravity even though straight when placed on a reference table It is acceptable for this type auger to rub the spout when no powder is being fed Once powder is fed through the auger the rubbing will stop c The motor controller is fac...

Page 9: ...an adjusting screw to vary the vibration amplitude Next adjust the ON OFF cycle Two timing cycle adjustments are provided The length of vibration time and the time between starts and stops of the vibrator Each adjustment is scaled from 0 100 and represents a cycle of 2 30 minutes First adjust the length of vibration to approximately 3 4 minutes Adjust the frequency between starts and stops to a ti...

Page 10: ...n as the drive mechanism sees an incremental current spike that exceeds this value 4 FIGURE 1 CONTROL LAYOUT Illustrates Factory Setting of Jumpers and Approximate Trimpot Settings STARTIS10P SWI1CI1 DOD INH2 O i Wl j l t START 0 COM LEOBOAAO L H lh 01 STOP D JOG r tt tH l P3 tHI flS il P2 K11 11 1 J5 l ll I J3 TCL tiTCL o D I 10 uu o 0 o Enlarged view of trimpots ...

Page 11: ...y two set screws and key way at the end of the reducer quill Loosen the set screws and pull the STUB out of the reducer quill Next remove the four screws holding the gear reducer in place and remove the reducer This will expose the seal packing gland The SEAL is captivated by a round retaining plate secured with three nuts Remove the nuts and RETAINING PLATE and the compression WASHER and the SEAL...

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