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Sheldon SHEL LAB SVAC1 Installation And Operation Manual Download Page 75

 

75

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P a g e

 

PARTS LIST 

 

See the next page for gaskets 

 

Description 

Parts Number 

 

Description

 

Parts Number

 

Adjustable Leveling 

Feet, SVAC2 & 

SVAC4 

 

2700506 

 

Shelf Tall, SVAC2 

 

5680588 

Fuse, T16A 250V 

5x20mm 

 

3300513 

 

Shelf Short, SVAC2 

 

9751342 

Power Cord 125-volt, 

15 Amp, 9ft 5in 

(2.86m) NEMA 5-15P 

 

1800510 

 

Shelf Clip, Individual (1), 

SVAC4 

 

1250510 

Shelf Tall, SVAC1 

 

 

5680506 

 

Shelf, SVAC4 

 

5680563 

Shelf Short, SVAC1 

 

5680519 

 

 

 

 

Summary of Contents for SHEL LAB SVAC1

Page 1: ...Installation Operation Manual SVAC1 SVAC2 SVAC4 VACUUM OVENS 110 120 Volts...

Page 2: ...oducto contiene sustancias qu micas incluido el triglicidil isocianurato que el estado de California sabe que causa c ncer as como defectos de nacimiento u otros da os reproductivos Para obtener m s i...

Page 3: ...facturer Safety Certifications These units are CUE listed by T V S D as vacuum ovens for professional industrial or educational use where the preparation or testing of materials is done at an ambient...

Page 4: ...29 Shelving Installation 30 Connect to the Vacuum Supply 32 GRAPHIC SYMBOLS 33 CONTROL OVERVIEW 35 OPERATION 37 Operating Precautions 37 Theory of Operation 38 Put the Oven into Operation 40 Set the...

Page 5: ...5 P a g e UNIT SPECIFICATIONS 71 Weight 71 Dimensions 71 Capacity 71 Shelf Capacity by Weight 72 Vacuum 72 Temperature 72 Power 73 PARTS LIST 75 Replacement Gaskets 76...

Page 6: ...6 P a g e TABLE OF CONTENTS...

Page 7: ...rs must draw up a site specific standard operating procedure SOP covering each application and associated safety guidelines This SOP must be written and available to all users in a language they under...

Page 8: ...n Manufacturing INC P O Box 627 Cornelius OR 97113 USA MANUFACTURING WARRANTY For information on your warranty and online warranty registration please visit sheldonmanufacturing com warranty ENGINEERI...

Page 9: ...ard the oven and pump Pump Type Selection Consult a vacuum pump specialist to determine the pump type best suited to your baking application The correct selection of a vacuum pump is critical for evac...

Page 10: ...robe suitable for the application temperature you will be calibrating at A vacuum rated feedthrough baseplate is required for introducing the probe through the KF 25 port Why Probes Reference readings...

Page 11: ...chamber liner which seals the oven chamber when the door is closed and the chamber is under vacuum The gasket must be replaced periodically and is rated to 230 C It is vulnerable to acids and solvent...

Page 12: ...12 P a g e INTRODUCTION...

Page 13: ...lly inspect the shipping carton for damage 2 Report any damage to the carrier service that delivered the unit 3 If the carton is not damaged open the carton and remove the contents 4 Inspect the unit...

Page 14: ...a g e SVAC4 RECEIVING ORIENTATION Chamber Door Chamber Gasket Seal Oven Chamber Shelf Standard Rail Main Control Panel Vacuum Control Panel Temperature Probe Access Port hidden by the shelf in this i...

Page 15: ...ECEIVING Back of SVAC4 KF 25 Access Port Includes Blank and Clamp not pictured here Vacuum Port 3 8 inch 9 52 mm Chamber Vent Inlet Port inch 6 35 mm Power Cord Inlet Fuse Holder RS485 Data Port 9 Pin...

Page 16: ...16 P a g e SVAC2 RECEIVING Temperature Probe Clip on the Short Shelf Tall Shelf Access Port KF 25 Fitting Tall Shelf Chamber Door Chamber Gasket Seal Main Control Panel Vacuum Control Panel...

Page 17: ...ECEIVING Back of SVAC2 KF 25 Access Port Includes Blank and Clamp not pictured here Vacuum Port 3 8 inch 9 52 mm Chamber Vent Inlet Port inch 6 35 mm RS485 Data Port 9 Pin Power Cord Inlet Fuse Holder...

Page 18: ...18 P a g e SVAC1 RECEIVING Short Shelf Bottom Tall Shelf Access Port KF 25 Fitting Door Latch Tall Shelf Chamber Door Chamber Gasket Seal Control Panel Temperature Probe Clip...

Page 19: ...ECEIVING Back of SVAC1 KF 25 Access Port Includes Blank and Clamp not pictured here Vacuum Port 3 8 inch 9 52 mm Chamber Vent Inlet Port inch 6 35 mm RS485 Data Port 9 Pin Power Cord Inlet Fuse Holder...

Page 20: ...ation clearances Shelf Width 17 2 inches 437 mm Shelf Depth 22 9 inches 582 mm Width 27 0 inches 686 mm Depth 35 2 inches 894 mm Exterior Interior Chamber Height 18 0 inches 457 mm Chamber Width 18 0...

Page 21: ...nces Width 20 8 inches 528 mm Exterior Interior Tall Shelves Shelf Depth 19 0 inches 483 mm Chamber Height 12 0 inches 304 mm Chamber Width 12 0 inches 304 mm Chamber Depth 20 0 inches 508 mm Height 2...

Page 22: ...rances Interior Tall Shelves Shelf Depth 11 0 inches 279 mm Width 17 5 inches 444 mm Chamber Height 9 0 inches 228 mm Chamber Width 9 0 inches 228 mm Chamber Depth 12 0 inches 304 mm Height 23 7 inche...

Page 23: ...odel number serial number part number and part ID Tech Support will need this information during any support call Record it below for future reference The data plate is located on the back of the oven...

Page 24: ...24 P a g e RECEIVING...

Page 25: ...ng clearance requirements are met page 26 Unit dimensions may be found on page 71 Check that a suitable electrical outlet and power supply is present page 27 Install the oven in a suitable workspace l...

Page 26: ...radiant heat Heating and cooling vents or other sources of fast moving air currents High traffic areas Direct sunlight REQUIRED CLEARANCES These clearances are required to provide airflows for ventila...

Page 27: ...separate circuit to prevent loss of the unit due to overloading or circuit failure The recommended wall circuit breakers for these units are 15 amps The wall power source must conform to all national...

Page 28: ...ompletely while lifting or transporting so it cannot tip Remove all moving parts such as shelves and trays and lock doors in the closed position during transfers to prevent shifting and damage LEVELIN...

Page 29: ...se of distilled water in the resistance range of 50K Ohm cm to 1M Ohm cm or a conductivity range of 20 0 uS cm to 1 0 uS cm for cleaning applications INSTALLATION CLEANING AND DISINFECTING The manufac...

Page 30: ...elving temperatures SVAC1 and SVAC2 1 Carefully slide the short shelf into position on the chamber floor sliding the clip on the bottom of the shelf onto the oven temperature probe The shelf clip shou...

Page 31: ...r back wall Do not place the shelf in direct contact with the probe 1 Install the shelf clips in the slots of the shelf standard mounting rails located on the sides of the chamber interior 4 clips per...

Page 32: ...rt is opened and closed by the Vacuum Valve control on the front control panel KF 25 Vacuum Port o Comes with a clamp and blank o Used for introducing thermocouple probes through a vacuum rated feedth...

Page 33: ...manuel d utilisation Over Temperature Limit system Thermostat temp rature limite contr le haute AC Power Rep re le courant alternatif I ON O OFF I indique que l interrupteur est en position marche O...

Page 34: ...34 P a g e SYMBOLS...

Page 35: ...rameter option pages including and Units of Measurement Celsius or Fahrenheit The button also advances forward in menus and parameter lists when programming a temperature recipe in the oven controller...

Page 36: ...acuum pump attached to the oven is turned off This safeguards the pump from external atmosphere being drawn through it and into the oven If an attached oil pump is turned off while the valve is open a...

Page 37: ...can become potentially explosive Outgassed byproducts may be hazardous to or noxious for operating personnel Vacuum pump exhaust should be vented to a location outside the workspace in a safe manner...

Page 38: ...ing the integrity of the oven chamber and may oxidize chamber surfaces Vacuum pumps and door gaskets should be selected on the basis of the application type or process Pumps vary in suitability and sa...

Page 39: ...Proportional Integral Derivative PID control to avoid significantly overshooting the setpoint The rate of heating will slow as the chamber temperature approaches the target temperature If the chamber...

Page 40: ...ven chamber door is closed and latched and that the vent intake valve and vacuum valve are in the closed position turned all the way clockwise This safeguards your vacuum pump from exposure to streami...

Page 41: ...rocedure on page 43 to pump down33T and hold the oven chamber under vacuum 33Tfor 10 minutes to verify the integrity of the vacuum supply system 8 Setting the Operating Temperature Read these procedur...

Page 42: ...arting on the homepage Push Advance Multiple Times Push the Advance button until Lh S1 Limit High Setpoint shows in the green mid level display line 2 Adjust the high limit to at least 10 C above the...

Page 43: ...unterclockwise The Vacuum Gauge on the front panel should show the chamber pressure decreasing The achievable vacuum level is dependent on altitude above sea level as well as the vacuum supply efficie...

Page 44: ...pen the regulator on your vacuum supply system The vacuum gauge should show a decreasing pressure in the oven chamber Holding under Vacuum Continue evacuating the chamber throughout the baking applica...

Page 45: ...Program 2 Step 11 Pushing EZ2 again while running aborts Program 2 1 Adjust the constant temperature setpoint on the homepage Adjust Stay 10 C below the high limit setpoint Note Holding down an arrow...

Page 46: ...chamber is pushing the oven temperature above the limit setting Significant outgassing in the chamber may be interfering with the measured temperature Attempting to heat a significant mass of product...

Page 47: ...1 Starting on the homepage push the green Advance button until reaching the C_F1 units of measurement option 2 Use the Arrow buttons to change the measurement parameter on the top display line to your...

Page 48: ...ressure Units of Measurement Display Characters kPa Kgf cmP 2 bar psi mmHg inHg mmHR 2R O Zeroing the Gauge As set at the factory the vacuum gauge shows a reading of 0 inches of mercury inHg when the...

Page 49: ...evel Sea Level 14 70 psi 29 9 inHg 1000ft 305m 14 16 psi 28 9 inHg 2000ft 610m 13 66 psi 27 8 inHg 3000ft 914m 13 16 psi 26 8 inHg 4000ft 1219m 12 68 psi 25 8 inHg 5000ft 1524m 12 22 psi 24 9 inHg 600...

Page 50: ...aphical user interface environments Watlow s EZ Zone Configurator Programming temperature recipes in a drop down menu environment Configurator can also be used to copy and save the controller configur...

Page 51: ...uipment or with the material contained in it Warning Exercise caution if cleaning the unit with alcohol or flammable cleaners Always allow the unit to cool down to room temperature prior to cleaning a...

Page 52: ...the door system shortens the lifespan of the unit The gasket should be replaced if it is dry cracked or otherwise showing a loss of elasticity ELECTRICAL COMPONENTS Electrical components do not requir...

Page 53: ...vice vacuum rated thermocouple probe feedthrough into the KF 25 port on the back of the oven There must be at least 12 inches 305 mm of wire in the chamber to prevent heat sinking which would result i...

Page 54: ...the same or the difference between the two falls within the acceptable range of your protocol the display is accurately showing the chamber temperature The Temperature Calibration procedure is now co...

Page 55: ...n the mid display line Note The Operations menu will not appear if the controller is not unlocked Operations Menu 5 Advance through the Operations menu options to the Temperature Calibration offset pa...

Page 56: ...Reference Device 10 If the two readings are not the same and the difference still falls outside the acceptable range of your protocol repeat steps 3 7 up to two more times You may skip Step 3 by leavi...

Page 57: ...g any changes to Operations options See the Configurator software description in the 33TData Port33T entry on page 50 This will allow you to restore the configuration file in the event a change is mad...

Page 58: ...advancing to the next parameter 5 Adjust the LoC P setting from 2 to 3 a Push the Up arrow button 6 Advance twice Skip through the PAS E Password Enable parameter to rLoc leaving PAS E set to Off a Pu...

Page 59: ...isplay line will show the CUSt Custom option Use the arrow buttons to scroll to the LoC Security option then push the Advance button as per Step 2 and carry out the rest of the procedure Parameter Loc...

Page 60: ...Support Overview You will be performing the following tasks to gather onsite data Unit Model Information Find the unit data plate see page 17 and record the information on it below This information is...

Page 61: ...to achieve the temperature you are attempting to run it at See the unit Temperature Specs on page 72 The oven will not operate outside the Range specification Are you attempting to operate the oven w...

Page 62: ...nce temperature device sensor probe at the center of the bottom shelf with the probe head in direct contact with the shelf surface 3 The oven chamber must be empty sealed and be under vacuum See the 3...

Page 63: ...is the current room temperature For best results measure the temperature in the same section of the room where the unit is located Do not place your thermometer on the unit Pilot Lights 1 Is the heati...

Page 64: ...re Datalogger data Pictures and video of the unit in failure mode How long has the temperature issue been occurring Share Share the SDRAP and Unit Specifications data with Technical Support This data...

Page 65: ...Overview You will be performing the following tasks to gather onsite data Unit Information Find the unit data plate see page 17 and record the information on it below This information is critical for...

Page 66: ...mp must be rated to a minimum flow capacity of 1 cubic foot per minute cfm per cubic foot of chamber volume Example a 2 cubic foot chamber should be connected to a pump that can evacuate at least 2 cu...

Page 67: ...icks or other damage on the surface the gasket seals against 2 The unit must be connected to a power source that meets the requirements in the Installation chapter page 27 and turned on 3 Do not heat...

Page 68: ...vacuum pump Vacuum Valve Open The vacuum valve must be open to allow a connected vacuum supply to evacuate the oven chamber Display Reading Record the chamber pressure level showing on the Vacuum Gau...

Page 69: ...acuum valve 4 Pump down the oven chamber to the lowest vacuum level your pump can achieve 5 Write down the pressure displayed on the Vacuum Gauge as a positive number This is Record 1 6 Isolate the ch...

Page 70: ...ures and video of the unit in failure mode Time How long has the vacuum issue been occurring Share Share the Vacuum Diagnostic Data Log and Unit Specifications data with Technical Support This data is...

Page 71: ...its produced in the series We reserve the right to alter technical specifications at all times WEIGHT Model Shipping Weight Unit Weight SVAC1 156 lb 71 kg 102 0 lb 47 0 kg SVAC2 253 lb 115 kg 182 0 lb...

Page 72: ...g this limit risks damaging the chamber liner VACUUM Operational Vacuum Range inHg mmHg kPa bar 3 0 to 29 9 76 to 760 10 to 101 0 1016 to 1 0125 Vacuum Display Range inHg mmHg kPa bar 0 0 to 29 9 37 5...

Page 73: ...es SVAC2 70 Minutes 120 Minutes 200 Minutes SVAC4 70 Minutes 120 Minutes 230 Minutes Cooldown Times Time to cool down to 50 C Model From 80 C From 150 C From 220 C SVAC1 90 Minutes 122 Minutes 181 Min...

Page 74: ...74 P a g e UNIT SPECIFICATIONS...

Page 75: ...ber Adjustable Leveling Feet SVAC2 SVAC4 2700506 Shelf Tall SVAC2 5680588 Fuse T16A 250V 5x20mm 3300513 Shelf Short SVAC2 9751342 Power Cord 125 volt 15 Amp 9ft 5in 2 86m NEMA 5 15P 1800510 Shelf Clip...

Page 76: ...es Attacked by Brake fluids hydrazine and ketones SVAC1 3450610 SVAC2 3450611 SVAC4 3450612 Viton rated to 205 C Applications Acidic Resistant to All aliphatic aromatic and halogenated hydrocarbons ac...

Page 77: ...77 P a g e PARTS LIST...

Page 78: ...P O Box 627 Cornelius OR 97113 USA support sheldonmfg com sheldonmanufacturing com 1 800 322 4897 503 640 3000 FAX 503 640 1366...

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