Xylem TW 7450 Operating Manual

Titration -sample changer

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Page 2 Gebrauchsanleitung ....................Seite 3 … 18 Wichtige Hinweise: Die Gebrauchsanleitung ist Bestandteil des Produktes. Vor der ersten Inbetriebnahme bitte sorgfältig lesen, beachten und anschließend aufbewahren. Aus Sicherheitsgründen darf das Produkt ausschließlich für die beschriebenen Zwecke eingesetzt werden. Bitte beachten Sie auch die Gebrauchsanleitungen für eventuell anzuschließende Geräte.
Page 3: Table Of Contents
TABLE OF CONTENT Technical Specifications of the titration sample changer TW 7450 ....21 Notes to the operating manual ....................21 Intended Use ........................... 21 Technical Specifications of the titration sample changer TW 7450 ........22 Warning and safety information ....................23 Installation and Commissioning................
Page 5: Technical Specifications Of The Titration Sample Changer Tw 7450
1 Technical Specifications of the titration sample changer TW 7450 Notes to the operating manual The provided operating manual will allow you the proper and safe handling of the product. For maximum security, observe the safety and warning instructions in the operating manual! Warning of a general danger: Non-compliance results (can result) in injury or material damage.
Page 6: Technical Specifications Of The Titration Sample Changer Tw 7450
Technical Specifications of the titration sample changer TW 7450 Translation of the legally binding German version (Release: 26. October 2020) EMC compatibility according to the Council Directive: 2014/30/EU; applied harmonized standards: EN 61326-1 Low-voltage directive according to the Council Directive 2014/35/EU;...
Page 7: Warning And Safety Information
Warning and safety information The device corresponds to protection class III. It was manufactured and tested according to DIN EN 61 010, Part 1, "Protective Measures for electronic measurement devices" and control devices and has left the factory in an impeccable condition as concerns safety technology.
Page 8: Installation And Commissioning
2 Installation and Commissioning Unpacking and setting up The device has been carefully checked and packed at the factory (Fig. 1). Please make sure that all parts are completely removed from the wooden packaging. Please refer to the packing list included in one of the boxes for the scope of delivery. The unit can be placed on any flat surface.
Page 9: Back Panel Of The Tw 7450
"On". When the instrument is switched on, the sample changer is automatically initialized. Back panel of the TW 7450 Fig. 6 Back panel of the TW 7450 The TW 7450 has the following connections: 1) Power switch...
Page 10: System Preparations
System Preparations Connection of the titration tower 2.3.1 Slide the tower from the right side onto the y-axis mounting plate of the sample changer (Fig. 7) and fasten it with the four black screws (Fig. 8). Fig. 7 and Fig. 8 Mounting the titration tower Mount the cable guide of the titration tower on the rear side at the designated fixing points using the four screws provided (Fig.
Page 11: Mounting The Titration Head
2.3.2 Mounting the titration head The titration head is screwed together before attached to the titration tower. 2.3.2.1 Option A for titration heads TZ 3963, TZ 3967, TZ 3964 and TZ 3965 The TZ 3963 titration head shown (Fig. 12) is an example of Option A. Fig.
Page 12: Electrodes, Titration Tips, Stirrers
Fig. 15 and Fig. 16 Mounting the titration head on the titration tower Electrodes, titration tips, stirrers 2.3.3 The required electrodes and titration tips are inserted into the corresponding holes (NS 14.5, NS 7 etc.) of the titration head. The TZ 1847 Rod Stirrer is also inserted into one of the bores. The electrical connection of the stirrer is established with a cable attached to the stirrer to the stirrer socket on the back of the sample changer.
Page 13: Using The Sample Changer In A Titration System
9600 Baud, 8 data bits and 1 stop bit. If the TW 7450 is connected via the USB cable to a free USB-A interface of the computer, the USB driver is either automatically loaded via the Internet (the PC must be connected to the Internet for this) or the USB driver on the TitriSoft USB stick is installed.
Page 14: Sample Plates Of The Sample Changer Tw 7450
3 Sample plates of the sample changer TW 7450 Three sample racks are available for the TW 7450 titration sample changer: Sample rack TZ 3942: 42 samples 150 ml low form, 250 ml high form Sample rack TZ 3984: 48 samples 100 ml low form Sample rack TZ 3972: 72 samples 50 ml high form, 50-60 ml PP beakers and 75 ml glass vessels Custom-made racks for sample vessels with other diameters are available on request.
Page 15: Connection Of A Relay Box
5 Command list of the sample changer The TW 7450 sample changer has a number of commands with which it can be controlled from a PC. These commands are automatically generated by TitriSoft. If you want to create your own application programs, the commands listed below must be used.
Page 16: Coordinates Of The Sample Rack
6 Coordinates of the sample rack Table 1 Coordinates of the 42 position rack Table 2 Coordinates of the 48 position rack...
Page 17: Guarantee
8 Storage and transportation If the titration sample changer TW 7450 has to be stored over some time, or to be dislocated, the use of the original packing will be the best protection of the device. However, in many cases this packing will not be available anymore, so that one will have to compose an equivalent packaging system.
Page 18: Ec - Declaration Of Conformity
EC – Declaration of Conformity The corresponding declaration of conformity of the device can be found on our homepage. It will also be made available to you on request.
Page 20 SI Analytics Gebäude G12, Tor Rheinallee 145 55120 Mainz Deutschland, Germany Tel. +49(0)6131.66.5042 Fax. +49(0)6131.66.5105 E-Mail: Service-Instruments.si-analytics@xylem.com SI Analytics is a trademark of Xylem Inc. or one of its subsidiaries. © 2022 Xylem, Inc. Version 220324 US 825 307 1...