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Summary of Contents for Across International AccuTemp Series
- Page 1 ACCUTEMP SERIES VACUUM DRYING OVENS USER’S MANUAL @AcrossIntl AI NEW JERSEY AI NEVADA 111 DORSA AVE, LIVINGSTON NJ 07039 1197 GREG ST, SPARKS, NV 89431 888-988-0899 775-360-2332 SUPPORT@ACROSSINTERNATIONAL.COM SUPPORT@ACROSSINTERNATIONAL.COM www.AcrossInternational.com...
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Page 2: Table Of Contents
ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL TABLE OF CONTENTS PRECAUTIONS ...………………………………………………………………………….……2 1. INTRODUCTION …….…………………………..…………………………………………3 2. SPECIFICTIONS ……..…………………………..…………………………………………4 3. OVEN COMPONENTS …………...……………………………………………….…………5 4. PREPARATION …………………...…….……………………………………………………8 5. OVEN OPERATION …..…………………………..…………………………………………9 6. AUTO TUNE (AT) CALIBRATION …………………..…………………..…………….…10 7. ADVANCED SETTINGS (FOR 1-SEGMENT CONTROLLER) ….………….…………13 8. -
Page 3: Precautions
ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL Thank you for choosing our AccuTemp series vacuum drying oven. Please read this manual carefully before operating the unit. Keep this manual on-hand, so that it can be used by all operators of the unit. Across International is not responsible for any injury or damage caused by misuse. -
Page 4: Introduction
ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL 1. INTRODUCTION This ACCUTEMP DESKTOP series (0.9 and 1.9 cu ft) digital vacuum oven features an easy-to-clean stainless steel chamber with a large tempered glass safety window. Each unit comes standard with aluminum shelves, which provides excellent temperature uniformity inside the chamber. -
Page 5: Specifictions
ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL 2. SPECIFICATIONS AccuTemp-32 AccuTemp-75 AccuTemp-75a AccuTemp-160 Model AccuTemp-09 AccuTemp-19 Electrical requirements 110V or 220V 50/60Hz 1-PH 220V 50/60Hz 1-PH Chamber capacity 0.9 cubic foot 1.9 cubic foot 3.2 cubic foot 7.5 cubic foot 7.5 cubic foot... -
Page 6: Oven Components
ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL 3. OVEN COMPONENTS 0.9 and 1.9 cubic foot models - 5 -... - Page 7 ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL 3.2 cubic foot model - 6 -...
- Page 8 ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL 7.5a cubic foot model - 7 -...
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Page 9: Preparation
ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL 4. PREPARATION 4.1. Your oven should be placed on a sturdy platform that is approximately 30 inches off the ground, or the same distance your building code requires for a water heater. -
Page 10: Oven Operation
ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL 5. OVEN OPERATION [MAIN] mode: After the oven is first turned on, controller enters into [MAIN] (running) mode. [SET] mode: Hold and press “Set” button for 3 seconds in [MAIN] mode to enter into the [SET] (setting) mode. -
Page 11: Auto Tune (At) Calibration
ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL Prompt Name Description Range (factory value) Target temperature Set target temperature in °F or °C. use code “FC” to set SPL to SPH (see parameter table #2) temperature unit. Dwelling time 0-9999 (0) minutes or hours 0 = continuous heating. - Page 12 ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL 6.3. Calibration by Auto-Tune (AT) Follow the steps below to perform a standard Auto Tune: Under [MAIN] mode, press and hold the “Shift/AT” button for six seconds, until you see the screen below.
- Page 13 ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL 6.4.2. Enter 3 and press “Set”. Continue to press “Set” until you see “PL”, as shown below. 6.4.3. Use the formula below to calculate the offset value, then set PL to your calculated offset value.
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Page 14: Advanced Settings (For 1-Segment Controller)
ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL 7. ADVANCED SETTING (FOR 1-SEGMENT CONTROLLER) Under [MAIN] mode, press and hold the “Set” button for 3 seconds. The controller will display “Lc” as shown on the next page. Enter 3, 9, 27 or 567 and press “Set” to access the advanced setting tables on the following page Press and hold “Set”... - Page 15 ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL Table 2 (Do NOT modify unless instructed by an AI technician.) Prompt Name Description Range (factory value) Lc: Pass key When Lc = 9, controller enters into the menu below 3, 9, 27, 567 (0)
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Page 16: Multi-Segment Ramp Temperature Controller Operation
ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL 8. MULTI-SEGMENT RAMP TEMPERATURE CONTROLLER OPERATION 8.1. Controller components - 15 -... - Page 17 ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL Prompt Name Description Range Target temperature Target temperature for each segment 0 to max temp (SPH) Current temperature Current temperature in the oven Segments SP00 displays current temperature and is non-editable SP00 to SP30...
- Page 18 ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL STEPS: SP00 (current measured temperature, cannot be modified) St01 = 20, SP01 = 80 St02 = 30, SP02 = 80 St03 = 40, SP03 = 120 St04 = 30, SP04 = 120 St05 = -002 7) Press and hold the “R/S”...
- Page 19 ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL 8.4. Advanced settings Press and hold the “SET” button for 5 seconds. The controller will display “Lc”. Enter your pass key and then press “SET” to enable the advanced setting menus. Press and hold the “SET” button for 5 seconds to quit.
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Page 20: Troubleshooting
ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL 9. TROUBLESHOOTING 9.1. Issue: Oven temperature is consistently overshooting Solution: It is normal for temperatures to overshoot in a vacuum oven, prior to stabilization. A generally accepted range of temperature overshoot within 2 to 5 degrees. Once stable, the oven should maintain within the specified uniformity. - Page 21 ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL Issue Reason Solution Check circuit breaker and turn on oven. Make Oven is turned off. sure oven is getting enough power to turn on. No power Broken power cord or loose plug.
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Page 22: Maintenance
ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL 10. MAINTENANCE 10.1. Oil/rotary vane pumps: These pumps will require oil changes. The frequency of the changes will depend on how often the pump is used, and for how long. Watch for the oil to become cloudy, darkened, or milky. -
Page 23: Ultimate Vacuum Levels At Different Altitudes
ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL 11. ULTIMATE VACUUM LEVELS AT DIFFERENT ALTITUDES There are many ways to measure vacuum levels. AI’s vacuum ovens use both mechanical vacuum gauges (standard, read in inHg) and digital vacuum gauges (optional, reads in inHg, mmHg, psi, etc.). The achievable ultimate vacuum level will depend on your altitude. -
Page 24: Pressure Vs Vaporization
ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL 12. PRESSURE VS VAPORIZATION Vacuum evaporation is the process of causing the pressure in a vacuum oven to be reduced below the vapor pressure of the liquid, causing the liquid to evaporate at a lower temperature than normal. - Page 25 ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL - 24 -...
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Page 26: Parts List
ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL 13. PARTS LIST Standard package Part description Quantity Part image AccuTemp series vacuum oven 1 pc Aluminum shelf (for 0.9 and 1.9 models only) 4-5 pcs User's manual 1 pc Parts and accessories... -
Page 27: Schematics And Controller Connection
ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL 14. SCHEMATICS AND CONTROLLER CONNECTION - 26 -... - Page 28 ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL - 27 -...
- Page 29 ACCUTEMP SERIES 480°F VACUUM DRYING OVEN USER’S MANUAL - 28 -...
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Page 30: Warranty
15. WARRANTY Across International warrants for the original user of this product in the U.S.A., only that this product will be free from defects in material and workmanship for a period of one to two years (depending on which model the user has) from the date of delivery to the original user –...
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