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behr TRS 300

– 1 –

271005

Please read this operating manual carefully before starting use of your new TRS 300 control unit!

The manual introduces you to the use of the apparatus with clear and simple guidance. Additional infor-

mation, which is useful and important for an understanding of the manner of operation of the apparatus,

is denoted by a gray stripe in the margin.

For reasons of safety in use of the system, please follow all safety warnings carefully. These

are designated in the text by a warning symbol .

We wish you success in the use of the

behrotest®
TRS 300

Содержание behr behrotest TRS 300

Страница 1: ...atus with clear and simple guidance Additional infor mation which is useful and important for an understanding of the manner of operation of the apparatus is denoted by a gray stripe in the margin For...

Страница 2: ...S 300 5 TRS 300 Connections and operating ele ments 6 Connecting the TRS 300 8 Switching the TRS 300 on 9 Using the TRS 300 10 The operating unit 10 Write a temperature program 16 Processing samples 2...

Страница 3: ...Danger of injury in case of breakage of glass Always adhere to your professional association s regulations when using and handling glass elements Care is required when using and handling acids and al...

Страница 4: ...ministration the freight organization etc see the label on the packaging In case of damage which is not apparent from outside concealed transportation damage please contact the behr after sales servic...

Страница 5: ...ch are intended to assure for you maximum possible operating safety and relia bility and the longest possible service life for your behr TRS 300 Always operate the unit in accordance with the instruct...

Страница 6: ...tton for enter stop behr Heating TRS 300 TRS 300 Connections and operating elements Figure 1 Front view 1 1 Display 1 2 Heating display lamp 1 3 Operating button 1 4 Positioning carrier stand adjustab...

Страница 7: ...2007 271005 HEATING Behr Labortechnik GmbH 40599 D sseldorf RS 232 TEMP PROBE PT 100 I 0 Figure 2 Rear view 2 1 RS232 interface 2 2 Temperature sensor socket Pt 100 2 3 Mains switch 2 4 Digester unit...

Страница 8: ...intervals of 30 degrees Please select a position in which you can read off and operate the unit without difficulty Connect the power cable Page 7 Section 2 5 of the control unit to a safety contact p...

Страница 9: ...ircuit breaker m c b familiar from your hou sehold wiring system It interrupts the electrical circuit if an overcurrent occurs Since it is necessary to pretension a spring for this safety function the...

Страница 10: ...The option selected is indicated by the fact that it is shown inverted i e bright characters on a dark back ground The button can be turned in both directions In doing this you will pass through all...

Страница 11: ...enu item The temperature program most recently selected starts if this menu item is selected What program this is is1 indicated at bottom left 4 Preheat ON OFF menu item the TRS 300 will preheat to th...

Страница 12: ...wever take a couple of minutes to perform one or two settings These settings can of course also be made or modified at a later time This screen will appear when the unit is switched on Turn the operat...

Страница 13: ...hree languages are permanently programmed in the TRS 300 D German GB English F French A fourth language can be added as an option German is the default ex works language A dif ferent language can be s...

Страница 14: ...ours will then appear marked You can now enter the digits for the time one after the other Turn the operating button until the cor rect digit appears and then press it If an illogical value is entered...

Страница 15: ...in the Start menu On the TRS 300 will preheat to the starting temperature of the most recently selected program as soon as it is switched on at the mains switch p 7 2 3 Prg the TRS 300 will start the...

Страница 16: ...rograms Program 00 is fixed this is the program for COD quantitation it is described further below A program can have up to 10 program steps When writing a program always note its purpose and the sett...

Страница 17: ...elect continue You will now see for every program step a page on which you can enter the settings for this step The Program No and the Program Step No which you are currently editing are shown in the...

Страница 18: ...dy preheated and then maintains this tem perature The entire procedure heating up and maintaining together lasts the stated Time in minutes You can enter Temperature and Time digit by digit The unit w...

Страница 19: ...entage of total heat output for the time specified This function is appropriate only for diges ters which do not operate with a temperature control system This function should not be used for a heatin...

Страница 20: ...trial run and find out for yourself using the temperature display whether the temperature plots set can actually be achieved Function E End This function is used to inform the TRS 300 that the temper...

Страница 21: ...this procedure to program all the required steps Select if you wish to check or modify the program step entered Use to move for ward again Remember to enter End Function E as the final step An End ste...

Страница 22: ...he starting time will be shown at the top left the target temperature will be shown in this position if the unit is preheating Select program The most recently selected program is display ed in the bo...

Страница 23: ...e Start menu by selecting repeatedly Preheat digester If necessary preheat the digester to the starting temperature Select the ON menu item in the Start menu As soon as the unit is switched on it will...

Страница 24: ...eating The display lamp Page 6 1 2 indicates whether the unit is currently heating If the unit has reached the preheat target a signal is heard Inserting the samples starting the program Insert the sa...

Страница 25: ...e bottom The TRS 300 does not react to any operation of the operating button while a program is run ning The program cannot be interrupted by actuating the operating button This is intended to prevent...

Страница 26: ...s proven ade quate for keeping the samples simmering Greater heat is required to bring the samples to this boiling temperature For this reason the COD program firstly heats 20 C above the target tempe...

Страница 27: ...fixed The default settings should normally by retained however 155 C 120 minutes The COD program only has a slot for one pro gram step There is therefore no End step Maintenance of your TRS 300 Danger...

Страница 28: ...s have the following meanings Code Meaning Remedy 002 The temperature sensor is not connected or not firmly inserted Switch the unit off Connect the temperature sensor of the digester to the Temp Prob...

Страница 29: ...ot been inadvertently selected in your temperature program The digester s heating system is defective or the triac control system of the TRS 300 is defective The digester and or the TRS 300 must be re...

Страница 30: ...0 Hz Switching rating max 2200 W Ohmic load Connection of digester Power supply socket on rear panel of unit special 4 pin connector with screw cap Connection of temperature sensor Three pole diode so...

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