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19510268.doc  02.02.11 

 
 
 
 
 
 
 
 

 English 

 
 

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 

|

 [email protected] 

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 www.julabo.de 

1.951.0268  

01/11

Summary of Contents for ED-13

Page 1: ...g 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 ju...

Page 2: ...ndustry are developed produced and distributed according to the requirements of ISO 9001 2008 Certificate Registration No 01 100044846 Unpacking and inspecting Unpack the circulator and accessories an...

Page 3: ...ommendations 12 4 Operating controls and functional elements 14 5 Preparations 15 5 1 Installation 15 5 2 Bath fluids 16 5 3 Filling Draining 17 5 4 Adjusting the pump flow 17 5 5 Countercooling 18 6...

Page 4: ...temperature display The PID temperature control adapts the heat supplied to the thermal requirements of the bath Safety installations conforming to IEC 61010 2 010 The excess temperature protection is...

Page 5: ...safety labels Take care that the mains supply features a low impedance to avoid any negative affects on the instrument being operated in the same mains This unit is designed for operation in a contro...

Page 6: ...re 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 o...

Page 7: ...accordance with appropriate operating instructions for a period of ONE YEAR Extension of the warranty period free of charge With the 1PLUS warranty the user receives a free of charge extension to the...

Page 8: ...9 Mains power connection 115 V 60 Hz V Hz 103 127 60 Current input at 115 V A 9 Mains power connection 100 V 50 60 Hz V Hz 90 110 50 60 Current input at 100 V A 9 All measurements have been carried o...

Page 9: ...19M Makrolon Working temperature range 20 100 20 100 Temperature stability 0 03 0 03 Bath opening WxL cm 18x30 36x30 Bath depth cm 15 15 Filling volume liters 8 13 12 19 Overall dimensions WxDxH cm 41...

Page 10: ...6 1 class I Alarm indication optical audible permanent Environmental conditions according to EN 61 010 part 1 Use only indoor Altitude up to 2000 m normal zero Ambient temperature 5 40 C for storage a...

Page 11: ...instructions for averting dangers Warning Describes a possibly highly dangerous situation If these instructions are not followed serious injury and danger to life could result Caution Describes a poss...

Page 12: ...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 Do not drain the b...

Page 13: ...lled Note sharp edges hot surfaces in operation moving machine parts etc Do dangerous steams or gases arise when heating Is an exhaust needed when working What to do when a dangerous substance was spi...

Page 14: ...decrease Press keys shortly for step by step changes Keep the keys pressed for fast change of setpoint 3 OK key store 4 LED temperature display menu indication 5 Control indicator Heating 7 Control in...

Page 15: ...ced on the right side of the bath tank leaving the bath open on the left side Top view The circulator A fitted with a stainless steel bridge is placed on the right side of the bath tank leaving the ba...

Page 16: ...itable Their special properties cause corrosion in the bath even in stainless steel Recommended bath fluids Bath fluid Temperature range soft decalcified water 5 C to 80 C See website for list of reco...

Page 17: ...he bath in case the opening is not to be used Draining Press the mains switch to turn the circulator off Remove the circulator from the bath tank Empty the bath tank Notice Draining Do not drain the b...

Page 18: ...ed to the water mains Using tubing connect the cooling coil 25a to the tap water supply and lead the tap water in a sink through the return connector 25b LA specific water flow rate of 45 ml minute is...

Page 19: ...the identification plate 6 2 Switching on Start Stop Caution Observe the limited working temperature range when using plastic bath tanks Bath tanks made of Plexiglas up to 60 C Bath tanks made of Makr...

Page 20: ...ated by OFF on the LED temperature display A complete shutdown of the main functional elements such as heater and circulating pump is effected simultaneously Should such a safety standard not be requi...

Page 21: ...rature of the bath fluid has reached the safety temperature a complete shutdown of the heater and pump is effected The alarm is indicated by optical and audible signals continuous tone and on the LED...

Page 22: ...Cable of the working temperature sensor interrupted or short circuited Defect of the working or excess temperature sensor Working temperature and excess temperature sensors report a temperature diffe...

Page 23: ...he 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 contamin...

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