Thermo Scientific 420 Series Operating And Maintenance Manual Download Page 49

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The Output Board is illustrated in Figure 4-5. Fuses F1 and F2 (0.4 Amp)
protect the circulating fan circuit.

Figure 4-6 shows the locations of the connectors.

Table 4-4 identifies connectors and pins of Motor Driver Circuit Board.

4-6

Orbital Shaker

Thermo Scientific

Section 4

Service

Output Board

Figure 4-5.

Fuse Locations

Figure 4-6.

Driver Board Connector Locations

Motor Driver Circuit

Board

Connector

Pin No.

Description

20VAC in

Ground

20VAC in

Phase A out

Phase B out

Phase C out

+ 5 volts

HS3

HS2

HS1

Ground

PA5

MISO

MOSI

SCK

Ground

HS4

+ 5 volts

Table 4-4.

Connectors and Pins

Summary of Contents for 420 Series

Page 1: ...erformance Incubated Orbital Shaker Model SHKE420HP Operating and Maintenance Manual 7010420 Rev 0 _________________________________________________________________________________ Part of Thermo Fisher Scientific ...

Page 2: ...c MANUAL NUMBER 7010420 1 8 29 11 Release 7 ccs REV ECR ECN DATE DESCRIPTION By Preface Orbital Shaker i Triple counter balanced single eccentric drive mechanism U S Patent 5 558 437 Test tube rack U S Patent 5 632 388 ...

Page 3: ... to process non flammable materials only s Warning Grounding circuit continuity is vital for the safe operation of this shaker Never operate this unit with the grounding circuit disconnected s Material in this manual is for information purposes only The contents and the product it describes are subject to change without notice Thermo Fisher Scientific makes no representations or warranties with re...

Page 4: ...his product is required to comply with the European Union s Waste Electrical Electronic Equipment WEEE Directive 2002 96 EC It is marked with the WEEE symbol Thermo Fisher Scientific has contracted with one or more recycling disposal companies in each EU Member State European Country and this product should be disposed of or recycled through them Further information on Thermo s compliance with thi...

Page 5: ... fill your needs for spare or replacement parts or provide you with on site service We can also provide you with a quotation on our Extended Warranty for your Thermo Scientific products Whatever Thermo Scientific products you need or use we will be happy to discuss your applications If you are experiencing technical problems working together we will help you locate the problem and chances are corr...

Page 6: ...nnector 1 7 Connect the Remote Alarm 1 10 Operation 2 1 Control Panel Operation 2 2 Quick Start Up 2 2 Factory Default Settings 2 3 Change Temperature Speed Time Settings 2 3 Change Temperature 2 4 Change RPM 2 4 Change Time 2 4 Change from Hold to Countdown 2 5 The Shaker Alarms 2 5 Overtemp Shutdown 2 6 Cycle Complete 2 6 Power Failure 2 7 RPM Tracking 2 7 Check Belt 2 8 Sensor Fault 2 8 Tempera...

Page 7: ...abinet 3 1 Control Panel 3 1 Clean up After a Spill 3 1 Test Overtemperature Alarm 3 2 Service 4 1 Alarms and Alarm Conditions 4 1 Adjust Drive V belt Tension 4 2 Install a New Drive V belt 4 3 Troubleshoot Replace Circuit Boards 4 4 Electronics Panel 4 4 Output Board 4 6 Motor Driver Circuit Board 4 6 Manual Reset Thermostat 4 7 Temperature Sensors 4 7 Drive Belt Sensor 4 7 Spare Fuses 4 8 Clean ...

Page 8: ...lbs 83 9kg Have assistance available when moving it Place this unit on a support surface that will accommodate the weight and operating motion of this shaker s The Orbital Shaker is secured to its shipping pallet with two brackets one on each side of the frame Figure 1 1 A 7 16 wrench is required to remove the brackets from the pallet Remove the shipping brackets from the shaker by unhooking them ...

Page 9: ... A power module Figure 1 3 located on the right side of the shaker contains the On Off power switch two fuses and the line cord receptacle It is the mains disconnect for the unit Figure 1 4 lists the voltage rating and part numbers of the power module fuses The electrical power requirements of the MaxQ SHKE420HP shaker are 115VAC 50 60 Hz 1 PH 6 5 FLA 230VAC 50 60 Hz 1 PH 3 2 FLA Special Ventilati...

Page 10: ... module s Remove the line cord if it is plugged in then change the operating voltage by following the illustrations in Figures 1 5 through 1 7 When the shaker is completely assembled make sure the power switch is turned off and plug the line cord into the power module Check Operating Voltage Change Operating Voltage 115V 115V Insert screwdriver Open the hinged cover Remove and rotate the fuse hold...

Page 11: ...attempt to use a Phillips head screwdriver s To install the shaker platform 1 Insert the two 1 4 20 alignment pins into the two mounting holes identified in Figures 1 9 and 1 10 2 Rotate the drive mechanism until the four mounting holes approximately match the holes in the platform 3 Place the platform onto the shaker and over the alignment pins 4 Move the platform in an orbital motion until one o...

Page 12: ... at or near maximum RPM s Each Flask Clip up to 1 liter in size is supplied with a metal spring that must be installed onto the clip Two liter flask clips are supplied with two springs For flask clips through 500 ml insert the end of each spring into the holes on the top of the clip leg as shown in Figure 1 11 One liter and larger flask clips require the spring ends to be hooked together as shown ...

Page 13: ...he flat base of the clip body A hole is provided in the pad for the mounting screw Refer to Figure 1 11 Accessory Test Tube Racks and Test Tube Rack Holders are available in four sizes and are listed in Table 1 2 All the Test Tube Rack Holders are adjustable into seven positions swinging and locking at 15 30 and 45 in either direction Figure 1 13 illustrates the Test Tube Rack Holder with rack in ...

Page 14: ...ed for installation of the RJ 11 cable Loop and snap Figure 1 15 the ferrite over the cable to reduce electro magnetic emissions from the unit Attach the ferrite device close to the unit Orbital Shaker 1 7 Thermo Scientific Section 1 Installation Install the Test Tube Holders cont Figure 1 14 Holder with Rack Removed Part No Description 950040 Test Tube Rack 10 13 mm size 950060 Test Tube Rack 16 ...

Page 15: ...3 DB 25 connections 3 Signal ground GND pin 7 DB 25 connections The data format is Baud 1200 9600 baud with jumper at J1 pins 3 and 4 on the Main Control Board Data bits 8 7 bit ASCII with leading zero Start bits 1 Stop bits 1 Parity none 1 8 Orbital Shaker Thermo Scientific Section 1 Installation RS 232 Interface Connector cont Figure 1 16 Remote Alarm and RS 232 Connectors Remote Alarms RS 232 F...

Page 16: ...d to the unit then every 60 minutes The shaker s microprocessor responds to two ASCII commands from the remote DC1 XON and DC3 XOFF DC1 17 11 Hexadecimal The shaker will transmit Time Temperature and RPM data upon receiving DC1 XON and will restart 60 minute interval transmissions if they have been inhibited by a DC3 XOFF DC3 19 13 Hexadecimal Receiving a DC3 XOFF from the remote inhibits the shak...

Page 17: ...lar cable Stock No 190388 and an RJ 11 telephone style terminal converter Stock No 190392 or equivalent may be used to convert the remote alarm output to a screw terminal connection Refer to Figure 1 18 below When using the remote alarm contacts loop and snap the cable mountable ferrite over the cable to reduce electro magnetic emissions from the unit Figure 1 15 Attach the ferrite device close to...

Page 18: ...nsistent RPM control The circuitry is designed to slowly bring the platform up to speed and down to a stop to prevent liquid splashing from flasks or test tubes A convenience interlock requires that the lid be closed for the drive motor circulating fans and heating elements to operate The microprocessor speed control system may take up to one minute to bring the platform up to speed Never leave th...

Page 19: ...n in alarm the unit sounds an audible warning and flashes the three red indicators Pressing the Silence button turns off the audible portion of the alarm However the three flashing indicators continue to flash until the alarm condition is corrected The audible warning will sound again in about fifteen minutes if the condition continues The alarm features are discussed in more detail in the Configu...

Page 20: ...are considered default values Other factory settings are shown in the table following To get the most from the shaker s microprocessor based technology the SHKE420HP can be easily programmed to meet the most demanding laboratory requirements The following sections outline the procedures for changing the settings and for programming the shaker control system When first turned on or when the shaker ...

Page 21: ...n to the Operating Screen The SHKE420HP manages operating time in two ways Hold When Time is set to Hold the value shown in the Actual portion of the display represents total operating time and may be reset at the operator s convenience The shaker will continue to count upwards even if the cover has been repeatedly opened and closed or turned off and on with the power switch The Time will however ...

Page 22: ...ountdown sequence When 00 00 is reached the shaker will automatically shut off and the Cycle Complete alarm will sound The orbital shaker control system monitors and provides alarms for nine operating parameters Parameter Alarm Message Overtemp Setpoint Status Overtemp Shutdown Cycle Status Cycle Complete Loss of Input Power Power Failure RPM versus Setpoint RPM Tracking Drive Belt Integrity Check...

Page 23: ...the audible alarm feature may be turned off to suit operator or laboratory needs Refer also to the alarms and corrective actions chart in the Service section of this manual Overtemp Shutdown alerts the operator that the overtemp setpoint has been exceeded by a few tenths of a degree The Overtemp Shutdown message displays and the heaters are turned off but the platform and the blowers continue to o...

Page 24: ... duration power failure occurred during the Hold interval after a timed shaking operation or during a period of incubation only This alarm will also occur any time the Shaker is turned on after an extended off period greater than 2 hours such as when the unit is shipped from the factory or when it is returned to use after a period of storage s RPM Tracking alerts the operator by either alarm messa...

Page 25: ...15 minutes if the fault condition persists The screen message and warning lights continues until the fault is corrected When the sensor problem is corrected the alarm message is cleared by pressing the Silence button Temperature High or Temperature Low alerts the operator that the operating temperature of the shaker has risen above or fallen below the programmed temperature tracking limit control ...

Page 26: ...cleared by the operator Check Fuse alerts the operator that primary drive motor fuse has blown The audible alarm screen message and warning lights are initiated When the unit is turned on after fuse replacement all alarm indicators are automatically cleared Warning Fuse replacement must be performed by qualified service personnel See Service section s To access the system Configuration menu press ...

Page 27: ...nu is illustrated in the chart at the end of this section In these procedures values and settings for time temperature speeds alarms and so forth are shown on the display screens These numbers are for example only and may not be the values encountered when programming your shaker Begin by pressing the down arrow the up arrow and the Silence button The screen shown below will appear on the display ...

Page 28: ... display as illustrated at the right Two temperature alarms are programmed into the SHKE420HP orbital shaker Overtemperature and Tracking limits To change these values open the Configuration menu by pressing the down arrow up arrow and the Silence button in the sequence shown at the right When this screen below opens Press the down arrow once Then press the temperature button beneath Alarms To cha...

Page 29: ...ge continues to be displayed until the overtemperature condition is corrected The audible warning also sounds again in about 15 minutes if the overtemperature condition persists When the fault is corrected press the Silence button to clear the alarm message from the display The Temperature Tracking alarm activates whenever the operating temperature goes above or below the setpoint temperature by a...

Page 30: ...ressing the Silence button turns off the audible alarm However the warning lights continue to flash and the alarm message continues to be displayed until the high or low temperature condition is corrected The audible warning also sounds again in about fifteen minutes if the over or under temperature tracking condition persists When the fault is corrected press the Silence button to clear the alarm...

Page 31: ...splay will revert to the Operating Screen and the setting will be automatically saved to memory After accessing the Configuration menu above press the Temperature button beneath Temp Using the up and down arrows increase or decrease the temperature value to match an independent accurate temperature measuring device When selected press the Time Speed or Temp button to save the setting The display w...

Page 32: ...s to On or Off open the Remote Alarm Configuration menu by pressing the down arrow up arrow and silence buttons in that sequence Then press the down arrow three times until the screen below is showing Press Rmte remote The alarms will be shown in the following sequence Toggle the Cycle Complete alarm with either the up On arrow or the down Off arrow Pressing the Next temperature button advances th...

Page 33: ...on advances the display to the next alarm saving the RPM Tracking setting to memory If no buttons are pressed the display automatically returns to the Operating Screen after about fifteen seconds saving the selection to memory Toggle the Check Belt alarm with either the up on arrow or the down off arrow Pressing the Next temperature button advances the display to the next alarm saving the Check Be...

Page 34: ...vances the display to the display shown below If no buttons are pressed the display automatically returns to the Operating Screen after about fifteen seconds saving the selection to memory Whether the shaker has been operated in the hold or countdown modes and or has been turned off and unplugged many times the microprocessor control system maintains a running total operating hours To view this in...

Page 35: ... button in that sequence then press the down arrow three times Press Heat Heat is the percentage of time that the heater is turned on during a five second period Example If the heater is being cycled on for two seconds and off for three seconds the Heat value is 40 percent Return to RunHrs Rmte Heat screen by pressing any of the three buttons beneath the display If no buttons are pressed the displ...

Page 36: ...teen seconds Temperature Sensor Readings is for factory use only and will be important if troubleshooting the microprocessor programming is ever necessary To access this screen press the down arrow up arrow Silence button then the down arrow button four more times The screen shown below will appear on the display Press the Speed button beneath Temps and the following screen will appear showing the...

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Page 40: ...owing is a condensed list of preventive maintenance requirements See the specified section of the operating manual for further details We have qualified service technicians using NIST traceable instruments available in many areas For more information on Preventive Maintenance or Extended Warranties please contact us at the number below Cleaning and calibration adjustment intervals are dependent up...

Page 41: ... and wipe dry as needed Clean the acrylic cover with a dedicated plastic cleaner and wipe dry with lint free towels Check under the platform for broken glass or other debris 3 Check and document calibration of temperature alarms speed and time as applicable Verify operation of circulation fan motor Qualified service technicians only ...

Page 42: ... necessary remove the platform Refer to Clean up After a Spill below See Section 1 when re installing the platform The microprocessor control panel has sealed push buttons and a liquid crystal display It may be cleaned by wiping with laboratory detergents and drying with a soft cloth If an accidental spill places liquids or other materials under the platform immediately turn the unit off unplug it...

Page 43: ...w the operating temperature setpoint refer to Section 2 in this manual 4 Return to the Operating Screen 5 The alarm lights and audible alarm should come on 6 The display should read Overtemp Shutdown 7 Press the Silence button to mute the audible alarm if desired 8 The actual cabinet temperature should drop to just above the OverTemp Alarm setpoint 9 The alarm lights and audible alarm will momenta...

Page 44: ...or repair assistance be necessary Alarms and Alarm Conditions Alarm Message Fault Condition Overtemp Shutdown System shutdown due to overtemperature condition Main Temp Sensor Temperature sensor has failed Over Temp Sensor Temperature sensor has failed Temperature is High Temperature tracking has sensed higher temperature than setting Temperature is Low Temperature tracking has sensed lower temper...

Page 45: ...let Fuses on the back of the unit are blown Power switch not turned on Display is lit motor will not operate Voltage selector switch at wrong position Drive motor fuses inside cabinet are blown Acrylic lid is not closed No time value entered into the system see Section 2 Time countdown has been reached see Section 2 Display is on motor operates display shows 7 5 C or over temp state Faulty tempera...

Page 46: ...oosened When the new belt is installed tighten all screws Do not allow the shaker to operate against spring tension s 1 Place the new v belt around the bottom of both the motor and the large drive wheel 2 Force the drive motor inward toward the drive wheel and rotate the drive wheel counterclockwise forcing the v belt into the wheel groove It may be necessary to use a lever large screwdriver or pr...

Page 47: ...s All circuit boards with the exception of the control panel on the front of the unit are installed on a swing down electronics panel inside the rear portion of the cabinet To access the panel unplug the shaker and move it to a sturdy location that will allow the back of the cabinet to swing down and lie flat Remove the screws indicated by the arrows in Figure 4 2 and lower the back panel 4 4 Orbi...

Page 48: ...ed Figure 4 3 Panel Components Figure 4 4 Board Components Table 4 3 Board Pin Connectors Connector Description J1 pins 1 2 Lid Open Switch J1 pins 3 4 Baud rate 1200 default 9600 with pins shorted J1 pins 5 6 Factory test use only J2 Display panel J8 pins 1 2 Control temperature sensor J8 pins 3 4 Overtemp temperature sensor J7 RS 232 port J9 To Motor Driver Circuit Board J10 Remote alarm contact...

Page 49: ...cuit Board 4 6 Orbital Shaker Thermo Scientific Section 4 Service Output Board Figure 4 5 Fuse Locations Figure 4 6 Driver Board Connector Locations Motor Driver Circuit Board Connector Pin No Description J1 1 20VAC in 2 Ground 3 20VAC in J2 1 Phase A out 2 Phase B out 3 Phase C out J3 1 5 volts 2 HS3 3 HS2 4 HS1 5 Ground J4 1 PA5 2 MISO 3 MOSI 4 SCK 5 Ground 6 Ground 7 HS4 8 5 volts Table 4 4 Con...

Page 50: ...perature alarm systems The location of these sensors is shown in Figure 4 7 Both sensors are wired to a single connector on the Controller Circuit Board Refer to Figure 4 4 If either of these sensors should fail an alarm will activate To alert the operator of a broken drive belt a sensor is located beneath the drive mechanism To access this sensor remove the platform and the sheet metal panel bene...

Page 51: ...ts list If liquids or materials have entered the unit through the orbital mechanism hole the shaker must be disassembled and cleaned immediately Follow the procedure below 1 Place the shaker on a sturdy bench or table that will allow the back of the cabinet to be opened and hinged down 2 Make sure the unit is turned off unplugged and the line cord removed from the side of the cabinet The platform ...

Page 52: ...f the cabinet 6 Remove the wiring connector from J2 of the motor control board white arrow and disconnect separate the square connector where the wiring enters the base of the unit also identified by a white arrow in Figure 4 12 7 Slowly slide the cabinet back and carefully lift it off the base being careful of the wiring It will be necessary to feed the ribbon cable through the access hole Orbita...

Page 53: ... of alcohol Everything must be cleaned with special attention given to the area around the motor 10 Allow the unit to air dry about one hour before reassembling 4 10 Orbital Shaker Thermo Scientific Section 4 Service Clean Inside After Major Spill cont Figure 4 13 Motor Bearing and Counterweight Location ...

Page 54: ...ounts up or down in 5 minute increments Alarms Audible and visual alarms for adjustable tracking high low RPM inde pendent platform monitor check belt adjustable tracking high low temperature independent over temperature temperature sensor failure run termination and power failure Safeties Over temperature alarm conditions shuts down heaters independent platform monitor alarm condition shuts down ...

Page 55: ...erior 0 6 W x 12 6 H x 20 5 F B 52 3cm x 32 0cm x 52 1cm Electrical Nominal 115 VAC 50 60 Hz 1 PH 6 5 FLA Operating Range 90 125 VAC Nominal 230 VAC 50 60Hz 1 PH 3 2 FLA Operating Range 180 253 VAC Data Output RS 232 standard Remote Alarm Contacts Time RPM Temperature and Power Failure Alarms Certification UL Standard 3101 1 CSA Standard C22 2 No 1010 CE Mark IEC 1010 and EMC Capacity Flasks from ...

Page 56: ...It depends on the nature of the electricity supply and its overvoltage protection means For example in CAT II which is the category used for instruments in installations supplied from a supply comparable to public mains such as hospital and research laboratories and most industrial laboratories the expected transient overvoltage is 2500V for a 230V supply and 1500V for a 120V supply 2 Pollution De...

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Page 58: ...02 Microprocessor Control Board 230141 Fuse 800MA T D 5 x 20 mm Drive Transformer UL198G 230149 Fuse 400MA T D 5 x 20 mm Circulation Fans UL198G 230142 Fuse 150MA T D 5 x 20 mm Control Transformer UL198G 285306 Pushbutton Switch SPDT lid open 290160 Probe 2252 OHM 25C 1 8 x 2 290144 Sensor 5VDC 4MA Hall Effect Check Belt 400113 Thermostat 420064 Transformer 130VA 420085 Transformer 25VA 230165 Fus...

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Page 60: ...Orbital Shaker 7 1 Thermo Scientific Section 7 Electrical Schematics ...

Page 61: ...7 2 Orbital Shaker Thermo Scientific Section 7 Electrical Schematics ...

Page 62: ...repairs Expendable items i e glass filters light bulbs and lid gaskets are excluded from this warranty Extended warranties are dependent on the units being maintained regularly as stated in the operation and service manuals Replacement or repair of components parts or equipment under this warranty shall not exceed the warranty to either the equip ment or to the component part beyond the original w...

Page 63: ...for warranty determination and direction prior to performance of any repairs Expendable items i e glass filters light bulbs and lid gaskets are excluded from this warranty Extended warranties are dependent on the units being maintained regularly as stated in the operation and service manuals Replacement or repair of component parts or equipment under this warranty shall not exceed the warranty to ...

Page 64: ...Orbital Shaker 9 1 Thermo Scientific ...

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Page 66: ...Thermo Fisher Scientific 81 Wyman Street P O Box 9046 Waltham Massachusetts 02454 9046 United States www thermofisher com ...

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