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Summary of Contents for Julabo ED-5A/B
- Page 1 Operating manual Bath Circulators ED-5A/B ED-7A/B ED-5M/B ED-13A ED-19A ED-13M ED-19M ED-13 ED-17 ED-19 ED-27 ED-33 ED-39 JULABO Labortechnik GmbH 77960 Seelbach / Germany +49 (0) 7823 / 51-0 +49 (0) 7823 / 24 91 info@julabo.de www.julabo.de 1.951.0268 01/11 19510268.doc 02.02.11...
- Page 2 Congratulations! You have made an excellent choice. JULABO thanks you for the trust you have placed in us. This operating manual has been designed to help you gain an understanding of the operation and possible applications of our circulators. For optimal utilization of all functions, we recommend that you thoroughly study this manual prior to beginning operation.
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Page 3: Table Of Contents
TABLE OF CONTENTS Operating manual........................4 Intended use ........................4 1.1. Description........................4 Operator responsibility – Safety recommendations............4 2.1. Disposal ........................6 2.2. EC Conformity ......................7 2.3. Warranty conditions ....................7 2.4. Technical specifications ....................8 Operating instructions ......................11 Safety notes for the user .................... -
Page 4: Operating Manual
Operating manual Operating manual Intended use JULABO circulators have been designed to control the temperature of specific fluids in a bath tank. JULABO circulators are not suitable for direct temperature control of foods, semi- luxury foods and tobacco, or pharmaceutical and medical products. Direct temperature control means unprotected contact of the object with the bath medium (bath fluid). - Page 5 If you have any questions concerning the operation of your unit or the information in this manual, please contact us! Contact JULABO Labortechnik GmbH Tel. +49 (0) 7823 / 51-0 Eisenbahnstraße 45 Fax +49 (0) 7823 / 24 91 77960 Seelbach / Germany info@julabo.de...
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Page 6: Disposal
There are thermal dangers: Burn, scald, hot steam, hot parts and surfaces that can be touched. Warning label W26: Colors: yellow, black Hot surface warning. (The label is put on by JULABO) 2.1. Disposal Do not dispose of the unit with household waste! However, over the long operating period of the unit, disposal rules may change. -
Page 7: Ec Conformity
24 months, limited to a maximum of 10 000 working hours. To apply for this extended warranty the user must register the unit on the JULABO web site www.julabo.de, indicating the serial no. The extended warranty will apply from the date of JULABO Labortechnik GmbH’s original invoice. -
Page 8: Technical Specifications
All measurements have been carried out at: rated voltage and frequency operating temperature: 70 °C ambient temperature: 20 °C bath fluid: water Technical changes without prior notification reserved. Bath circulators ED-5A/B ED-7A/B ED-5M/B Plexiglas ® Plexiglas ® Makrolon ® with bath tanks made of Working temperature range 20 ... - Page 9 Bath circulators ED-13A ED-19A Plexiglas ® Plexiglas ® with bath tanks made of Working temperature range 20 ... 60 20 ... 60 Temperature stability ±0,03 ±0,03 Bath opening (WxL) 18x30 36x30 Bath depth Filling volume liters 8 ... 13 12 ... 19 Overall dimensions (WxDxH) 41x33x36 55x33x36...
- Page 10 Operator responsibility – Safety recommendations Bath circulators ED-27 ED-33 ED-39 Stainless steel bath tanks Working temperature range 20 ... 100 20 ... 100 20 ... 100 Temperature stability ±0,03 ±0,03 ±0,03 Bath opening (WxL) 36x30 67x30 36x30 Bath depth Filling volume liters 21 ...
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Page 11: Operating Instructions
Operating instructions Safety notes for the user 3.1. Explanation of safety notes In addition to the safety warnings listed, warnings are posted throughout the operating manual. These warnings are designated by an exclamation mark inside an equilateral triangle. “Warning of a dangerous situation (Attention! Please follow the documentation).”... -
Page 12: Safety Recommendations
Safety notes for the user 3.3. Safety recommendations Follow the safety recommendations to prevent damage to persons or property. Further, the valid safety instructions for working places must be followed. • Only connect the unit to a power socket with earthing contact (PE – protective earth)! •... - Page 13 Caution: The temperature controlling i.e. of fluids in a reactor constitutes normal circulator practice. We do not know which substances are contained within these vessels. Many substances are: • inflammable, easily ignited or explosive • hazardous to health • environmentally unsafe i.e.: dangerous The user alone is responsible for the handling of these substances! The following questions shall help to recognize possible dangers and to reduce...
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Page 14: Operating Controls And Functional Elements
Operating controls and functional elements Operating controls and functional elements Front view Rear view Mains power switch, illuminated Edit keys Setpoint increase or decrease Press keys shortly for step-by-step changes, Keep the keys pressed for fast change of setpoint OK key (store) LED temperature display, menu indication Control indicator –Heating Control indicator –... -
Page 15: Preparations
Plexiglas and Makrolon baths are not resistent to solvents. Avoid contamination of the bath fluid with solvents. Place the circulator in an upright position. Top view ED-5A/B ED-7A/B ED-5M/B The circulator (A) mounted on a stainless steel bridge is placed on the back of the bath tank. -
Page 16: Bath Fluids
Please contact JULABO before using other than recommended bath fluids. Only use non-acid and non corroding bath fluids. JULABO takes no responsibility for damages caused by the selection of an unsuitable bath fluid. Unsuitable bath fluids are liquids which e.g. -
Page 17: Filling / Draining
5.3. Filling / Draining Notice: Filling Check the filling level of the bath fluid from time to time. Pump and heater must always be fully covered with the bath fluid! The instrument is not suited for unsupervised continuous operation. Filling •... -
Page 18: Countercooling
Preparations Examples: Internal applications in the bath A 100 % internal bath circulation (for large bath tanks) Reduced internal bath circulation (for smooth surface of bath fluid) External/internal applications C 40 % external discharge, 60 % internal circulation (for large bath tanks) D 80 % external discharge, 20 % internal circulation (for small bath tanks) 5.5. -
Page 19: Operating Procedures
Operating procedures 6.1. Power connection Caution: • Only connect the unit to a power socket with earthing contact (PE – protective earth)! • The power supply plug serves as safe disconnecting device from the line and must be always easily accessible. •... -
Page 20: Automatic / Non-Automatic Start Mode
AUTOSTART on. AUTOSTART off. NOTE: The circulator has been configured and supplied by JULABO according to N.A.M.U.R. recommendations. This means for the start mode, that the unit must enter a safe operating state after a power failure (non-automatic start mode). This safe operating state is indicated by „OFF“... -
Page 21: Setting The Temperatures
6.4. Setting the temperatures Factory setting: 25 °C Setting can be carried out in the start/stop condition. Press one of the keys for a short moment. The setpoint value instead of the actual value is indicated on the display for about 8 seconds. The value can now be changed. Change value: Press to set a higher value. -
Page 22: Troubleshooting Guide / Error Messages
After eliminating the malfunction, press the mains power switch off and on again to cancel the alarm state. If the unit cannot be returned to operation, contact an authorized JULABO service station. Disturbances that are not indicated. Pump motor overload protection The pump motor is protected against overloading. -
Page 23: Cleaning / Repairing The Unit
The circulator is designed for continuous operation under normal conditions. Periodic maintenance is not required. The tank should be filled only with a bath fluid recommended by JULABO. To avoid contamination, it is essential to change the bath fluid from time to time. Repairs...
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