Julabo FT401 Operating Manual Download Page 29

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Immersion Coolers

8. Electrical connection

Notice:

Use shielded cables only.

The shield of the connecting cable is electrically connected to the plug

housing.

Pt100

Connector for external Pt100 sensor
Pin assignment:

Signal

I+

U+

U-

I-

The shield of the connecting cable is electrically connected to the

plug housing and the sensor tube.

Shield

Plug

Look on

soldering side.

Pt100

Summary of Contents for FT401

Page 1: ...glish Operating manual Immersion Coolers FT402 FT902 FT903 FT 402 C FT902 C JULABO GmbH 77960 Seelbach Germany Tel 49 7823 51 0 Fax 49 7823 2491 info de julabo com www julabo com 1 950 4620 en V08 06...

Page 2: ...nual prior to beginning operation Unpacking and inspecting Unpack the immersion cooler and accessories and inspect them for possible transport damage Damage should be reported to the responsible carri...

Page 3: ...afety notes for the user 21 4 1 Explanation of safety notes 21 4 2 Explanation of other notes 21 4 3 Safety instructions 22 5 Preparations 23 5 1 Installation 23 5 2 Immersion probe Sensor connection...

Page 4: ...l adapts the cooling supply to the thermal requirements of the bath Electrical connection Connection for Pt100 external sensor for temperature measurement and control Model FT402 is provided with a ha...

Page 5: ...ation Make sure the product is checked for proper condition regularly depending on the conditions of use Regularly check at least every 2 years the proper condition of the mandatory warning prohibitio...

Page 6: ...non corroding materials When using hazardous materials or materials that could become hazardous the operator must affix the enclosed safety labels 1 2 to the front of the unit so they are highly visi...

Page 7: ...ge Therefore only qualified personnel should handle the disposal Valid in EU countries See the current official journal of the European Union WEEE directive Directive of the European Parliament and of...

Page 8: ...Operator responsibility Safety instructions 8 2 2 EC Declaration of Conformity...

Page 9: ...Immersion Coolers 9...

Page 10: ...Operator responsibility Safety instructions 10...

Page 11: ...mersion Coolers 11 2 3 UKCA Declaration of Conformity UK Office JULABO UK Ltd Unit 7 Casterton Road Business Park Old Great North Road Little Casterton Stamford PE9 4EJ United Kingdom Tel 44 1733 2658...

Page 12: ...Operator responsibility Safety instructions 12...

Page 13: ...Immersion Coolers 13 2 3 1 Warranty conditions...

Page 14: ...user a free extended warranty to 24 months limit to a maximum of 10 000 hours of service A prerequisite for this is that the user registers the device at www julabo com quoting its serial number withi...

Page 15: ...frigerant 230 V 50 Hz 115 V 60 Hz R452A R404a Electrical connections Pt100 external sensor Pt100 Overall dimensions WxDxH cm 20x30x43 Immersion probe Lxdia cm 12x5 Immersion probe flexible Lxdia cm Co...

Page 16: ...C 20 10 20 40 80 Medium ethanol kW 0 3 0 27 0 24 0 2 0 07 Cooling compressor 2 stage Refrigerant 230 V 50 Hz 115 V 60 Hz R404A R23 R404A R23 Electrical connections Pt100 external sensor Pt100 Overall...

Page 17: ...according to IEC 60 529 IP21 The unit corresponds to Class I Overvoltage category II Pollution degree 2 Caution The unit is not for use in explosive environment EMC requirements The device is an ISM d...

Page 18: ...ation 517 2014 the operator of a system of this nature has the following duties The operator must ensure that the equipment is checked at regular intervals for leaks These intervals depend on the CO2...

Page 19: ...w Rear view 1 7 8 9 10 FT 402 C 11 12 13 10 A M P 10 A M P 1 Mains power switch illuminated I on off 2 Edit keys increase decrease setting 3 Enter key store 4 LED temperature display 5 Control indicat...

Page 20: ...it Order No 8 981 003 Pt100 sensor 200x6 mm dia stainless steel 9 Clamp for immersion probe 10 Immersion probe 11 Mains power cable with plug 12 Mains circuit breakers resettable FT402 10 A FT902 FT90...

Page 21: ...of risk which if it not prevented may result in minor to moderate injuries WARNING This signal word designates a danger with a medium level of risk which if it not prevented may result in death or ser...

Page 22: ...e connection of the immersion probe Keep the air intake and exhaust grids free of obstructions Maintain a sufficient distance from all surrounding surfaces Do not move the unit from the position where...

Page 23: ...ant For 0 52 kg of refrigerant R404A 1 m3 of space is required For 0 423 kg of refrigerant R452A 1 m3 of space is required For 0 68 kg of refrigerant R23 1 m3 of space is required The instrument shoul...

Page 24: ...der No 8 981 003 Connect the Pt100 sensor to the connector Pt100 To prevent the immersion probe A from icing it should be completely immersed into the bath liquid B Important Place the external sensor...

Page 25: ...voltage specified on the type plate Deviations of 10 are permissible 6 2 Switching on Start Stop Switching on The immersion cooler is turned on and off with the mains switch 1 The unit performs a self...

Page 26: ...mode This safe operating state is indicated by OFF on the LED temperature display A complete shutdown of the main functional elements is effected simultaneously The values set on the immersion cooler...

Page 27: ...er can only control the temperature if both the Pt100 sensor and immersion probe are immersed into the same bath fluid Application Cooling a fluid in a vessel If the actual temperature falls below the...

Page 28: ...down of the compressor is performed The alarm light illuminates and a continuous signal tone sounds The LED temperature display indicates the cause for the alarm in form of a code Press enter to quit...

Page 29: ...cting cable is electrically connected to the plug housing Pt100 Connector for external Pt100 sensor Pin assignment Pin Signal 1 I 2 U 3 U 4 I The shield of the connecting cable is electrically connect...

Page 30: ...cooler is designed for continuous operation under normal conditions Periodic maintenance is not required Clean the outside of the unit using a wet cloth and low surface tension water Regularly check...

Page 31: ...23 51 66 Fax 49 7823 51 99 Service de julabo com When returning the unit Clean the unit in order to avoid any harm to the service personnel Attach a short fault description During transport the unit h...

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