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Model 4862 Cell Roller__________________________________________________________________________Figures

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Содержание 4862

Страница 1: ...Model 4862 120 Volt Cell Roll Unit Operating and Maintenance Manual Manual No 7024862 Rev 0 ...

Страница 2: ...the serial tag on the back of this manual The material in this manual is for information purposes only The contents and the product it describes are subject to change with out notice Thermo Electron Corporation makes no representa tions or warranties with respect to this manual In no event shall Thermo be held liable for any damages direct or incidental aris ing out of or related to the use of thi...

Страница 3: ...tain long hair 6 WEAR SAFETY GOGGLES Wear safety goggles at all times Everyday eyeglasses only have impact resistant lenses they are NOT safety glasses 7 DON T OVERREACH Keep proper footing and balance at all times 8 MAINTAIN INSTRUMENT WITH CARE Keep screws tight and unit clean Check periodically for worn or damaged parts Inspect the plug and cord before each use Do not operate this instrument if...

Страница 4: ...Model 4862 Cell Roller_________________________________________________________________________Service iii ...

Страница 5: ...RCUIT CONDITION WHEN IN FLOAT MODE 10 4 CIRCUIT CONDITION WHEN BATTERY BACKUP IS IN USE 10 5 FUSE REPLACEMENT Rotation Alarm 11 0 SPECIFICATIONS 12 0 INTRODUCTION 12 1 CIRCUIT OPERATION PRINCIPLE 13 0 TESTING 13 1 TESTING UNIT WITH ROTATION ALARM IN FULL OPERATION 13 2 TESTING BY DISCONNECTING ROTATION ALARM SENSORS 13 3 TESTING THE DRY CONTACTS 14 0 USER INTERFACE CONNECTIONS 15 0 TROUBLESHOOTING...

Страница 6: ... 3 8 x 56 1 4 196 lbs 348947 BASE w 8 DECKS 40 29 3 4 x 24 3 8 x 63 3 8 217 lbs 348948 BASE w 9 DECKS 45 29 3 4 x 24 3 8 x 70 1 2 238 lbs 348949 DECK ONLY 5 29 3 4 x 24 3 8 x 7 1 8 21 lbs CATALOG ALL POSITION DRIVE POSITIONS WIDTH x DEPTH x HEIGHT WEIGHT 348960 BASE w 1 DECK 5 29 3 4 x 24 3 8 x 13 1 2 70 lbs 348961 BASE w 2 DECKS 10 29 3 4 x 24 3 8 x 20 5 8 91 lbs 348962 BASE w 3 DECKS 15 29 3 4 x...

Страница 7: ... SHOCK THIS INSTRUMENT MUST BE GROUNDED 1 This instrument is equipped with a cord having a grounding wire and an appropriate grounding plug The plug must be used with an outlet that has been installed and grounded in accordance with all local codes and ordinances The outlet must have the same configuration as the plug DO NOT USE AN ADAPTER 2 Do not modify the line cord that has been provided If it...

Страница 8: ...e nominal input voltage set for the unit at the factory See Figure H 3 6 POWER LINE CORD This unit has been shipped from the factory with a power line cord that has a plug appropriate for your area If the wrong power cord has been shipped for your particular application contact your nearest Wheaton dealer for the proper cord The Modular Roller Apparatus has been equipped with a 3 wire grounding ty...

Страница 9: ...5 SAE 50 non detergent with a viscosity range of 918 1122 SUS at 38 C viscosity index of 90 minimum and pour point of 18 C maximum Do not overfill 5 2 INSTRUMENT MAINTENANCE SCHEDULE Model 4862 Cell Roller________________________________________________________________________Maintenance 5 1 Item Action Interval Roller Bearings Roller bearings are greaseless and require no lubrication Inspection i...

Страница 10: ...ard Switch on but motor fails to rotate Cause Drive motor defective Remedy Replace defective motor Motor fails to maintain constant rotation speed Cause Motor control board defective Remedy Replace defective board Cause Drive motor defective Remedy Replace defective motor Cause Line voltage varying by more than 10 Remedy Have mains checked by qualified electrician 6 1 MOTOR REPLACEMENT SEE FIGS A ...

Страница 11: ...EPLACEMENT SEE FIG A 1 Unplug the unit from the power source 2 Remove the screws which secure the cover to the con trol panel and remove cover 3 The control board is mounted to the front bottom of the control housing Unplug the control board from the wiring harness 4 Remove the two screws which secure the control board to the standoffs 5 Remove the locking nuts from the speed control poten tiomete...

Страница 12: ...ge is complete Voltage to batteries must be maintained between 29 0 and 29 7 volts during float stage for maximum battery life 5 Recharge voltage 26 7 volts If batteries are discharged below this voltage charger will go from float mode into bulk charge mode 6 Typical battery service life 2 5 to 3 years Assuming battery storage operation in 37 C incubator SECTION 8 0 INTRODUCTION TO BATTERY BACKUP ...

Страница 13: ...t 9 3 BATTERY CHARGING CYCLE Discharged batteries are charged using a three step charg ing cycle Bulk or Main Charge The charger is in constant current mode A constant current of about 0 85 amps is fed into the batteries The charger monitors the rising battery voltage while feeding the current Topping off Charge The charger switches from a constant cur rent to a constant voltage charge mode When t...

Страница 14: ...ng charging may be near 32 volts DC just before charg ing cycle is complete If the battery voltage doesn t start rising 1 Check for 12VDC at U1 2 Check for proper resistor values RI R7 3 Check for blown Q1 or U2 4 Check for blown fuse see Figure E 10 3 CIRCUIT CONDITIONS WHEN IN FLOAT MODE Charger enters float mode when batteries are fully charged Battery voltage should level off to between 29 0 7...

Страница 15: ...e Wheaton Rotation Alarm System is a factory or retro fitable option to monitor a roller apparatus for operation Magnetic sensors located in the main drive train detect the passing of magnets embedded into the plastic pulleys of the drive system If a magnet fails to pass a sensor within 3 min utes the Rotation Alarm System will activate and flash the front panel LED indicators with an audible alar...

Страница 16: ...n failure within 3 minutes and the LED indicators should flash d Reset the Rotation Alarm by first plugging in the removed magnetic reed switch cable then by turning Off then On the roller apparatus power switch 13 3 Testing the remote annunciator jack Follow Section 13 1 above to set unit into Alarm mode See Figure I for annunciator jack pin locations a Using a multimeter set meter to ohms measur...

Страница 17: ...ll the way down Roller apparatus must be rotating for the Rotation Alarm system to operate properly Turn main speed control clockwise to start rollers turning 15 2 Rotation Alarm fails to operate LED indicators are off a Make sure main power switch to the roller apparatus is ON b Fuse is blown on Rotation Alarm Circuit Board Refer to Figure F for proper identification of the Rotation Alarm circuit...

Страница 18: ... WASHER STAR INT TOOTH 18 052370 19 SCREW HEX HEAD 1 4 20 X 1 LG 8 052368 20 SCREW HEX HEAD 1 4 20 X 1 1 4 LG 8 052372 21 CASTER SWIVEL 2 052742 22 CASTER LOCKING SWIVEL 2 052743 23 WASHER PLAIN 1 4 ANSI TYPE A SS 16 054375 24 XFMR DP 241 8 120 1 052736 25 PCBA BATTERY BACKUP OPTION 1 052686 26 PCBA ROTATION ALARM OPTION 1 054842 27 PCBA LED INDICATOR OPTION 1 050985 28 CABLE TIE NOT SHOWN 9 05147...

Страница 19: ...BACKUP 1 052684 44 FUSE DRAWER 115V 1 055303 45 VOLTAGE SELECTOR MODULE 1 05304 46 FUSE 1 1 4 X 1 4 3AG 750 AT 250V 1 055450 47 LABEL USE LEAD ACID BATTERIES 1 055468 48 LABEL INTERNATIONAL CAUTION 1 054929 49 LABEL SECONDARY GROUND 3 054994 50 LABEL MAIN GROUND 1 054993 Model 4862 Cell Roller_______________________________________________________________________Parts List 16 2 ...

Страница 20: ...16 3 Model 4862 Cell Roller__________________________________________________________________________Figures ...

Страница 21: ...0 X 1 2 LG 052363 11 WASHER STAR 1 4 INT TOOTH 052730 12 NUT HEX 1 4 20 052369 13 TOP CABINET 055447 14 BELT DECK 210L025 052734 15 DECK SUPPORT RAIL 052701 16 GUARD DECK BELT NOT SHOWN 052704 17 RAIL UPRIGHT 052731 18 NUT HEX 6 32 052272 19 LABEL WHEATON SERIAL 052988 20 LABEL LINE VOLTAGE 055438 21 LABEL PINCH CRUSH 055439 22 LABEL INTERNATIONAL CAUTION 054929 23 LABEL CE MARK 230V ONLY 054930 2...

Страница 22: ...Model 4862 Cell Roller__________________________________________________________________________Figures 16 5 ...

Страница 23: ...Model 4862 Cell Roller__________________________________________________________________________Figures 16 6 ...

Страница 24: ...Model 4862 Cell Roller__________________________________________________________________________Figures 16 7 ...

Страница 25: ...Model 4862 Cell Roller__________________________________________________________________________Figures 16 8 ...

Страница 26: ...Model 4862 Cell Roller__________________________________________________________________________Figures 16 9 ...

Страница 27: ...Model 4862 Cell Roller__________________________________________________________________________Figures 16 10 ...

Страница 28: ...Model 4862 Cell Roller__________________________________________________________________________Figures 16 11 ...

Страница 29: ... the shaft to prevent accidental speed changes 3 Panel Meter Provides visual indication of relative motor speed Useful for reproducing speed settings and establishing benchmarks for new procedures 4 Backup Speed Control option Adjust roller speed during battery backup operation ONLY Using a flathead screwdriver turn the control clockwise to increase speed and counterclockwise to decrease speed The...

Страница 30: ...Model 4862 Cell Roller__________________________________________________________________________Figures 16 13 ...

Страница 31: ...any interference received including interference that may cause undesired operation NOTE This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses a...

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