Sample changer TW 7400 with sample rack for 42 samples positions - SI Analytics

Sample changer TW 7400 with sample rack for 42 samples positions - SI Analytics

  • SKU: 285226600
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  • Description
    X/Y- Sample changer for piston burettes and automatic titrators

    The number of samples to be processed is growing constantly while at the same time the demands on reliability are increasing in accordance with GLP and ISO 900X standards. The TW 7400 sample changer helps you meet these increased requirements and relieve qualified employees from routine work.
    The X / Y sample changer TW 7400 is particularly suitable for large number of samples.

    The control of the sample changer is carried out via the software TitriSoft.

    The following properties characterize the TW 7400:

    • Sample racks with 42, 48 and 72 positions and four different titration heads in different dimensions and holes can be used.
    • The titration heads and sample tracks are interchangeable
    • The usable sample vessels have a volume of 50 - 250 ml
    • For rinsing the electrodes and titration tips, a rinsing pump can be used.
    • The calibration of a pH electrode can also be done on the sample changer.
    • Stirring is only possible from above with a rod stirrer (propeller stirrer).The rod stirrer TZ 1847 is included in the scope of delivery of the TW7400- and TL 7000-TW 7400 modules

    The sample rack with 42 sample positions is suitable for 150 ml beakers low form and 250 tall form.

    Scope of delivery:

    TW 7400 basic unit without titration head and sample rack. With USB cable for the connection to PC, low voltage cable TZ 3980 for the connection of the rod stirrer, with cable TZ 3987 for the connection of titrators, with titration head TZ 3963 and sample rack TZ 3942, including 50 „Super duty“- beakers 150 ml, power supply 100-240 V.
  • Specifications
    Interfaces:  2 × RS-232-C, 1 x I/O, 1 x pump, 1 x stirrer, 1 x USB-B, 1 x LAN
    Housing Material Housing made of  coated metal
    Sample rack: coated aluminum
    Dimesnions Height (H) 48 cm (including tower) + 18 – 20 cm for the control cables and tubes
    Width (W) 56 cm
    Depth (D) 60 cm + 10 cm for connection cables
    21 Kg
    Ambient conditions Ambient temperature: + 10 ... + 40 °C for operation and storage Humidity according to EN 61 010, Part 1: max. relative humidity 80 % for temperatures up to 31 °C, linear decrease down to 50 % relative humidity at a temperature of 40 °C
    Power supply: 100-240 VA +/- 10%, 4.4A