Measuring Unit
    With nitrogen fi lling
    (inert gas, physiological harmless)

   Accuracy (EN 13 190)
    Class 1

   Case
    With polished crimped-on ring, 1.4301 (304 stainless steel)

   Case Protection Type (EN 60 529 / IEC 529)
    IP 65

   Case Filling
    For model TSChgG: silicone oil

   Nominal Case Sizes
    63, 80, 100, 160 (mm) (2½", 3", 4", 6")

   Case Confi guration
    Connection temperature
    sensor (stem): rigid connection with neck tube
    Stem position: vertical bottom position,
                   optional: with angle (w, wst, wl,wr) or
                             centre back position (rm),see page 2
    Mounting device: without,
                   optional: for centre back connection (rm),
                             back fl ange for surface
                             mounting (Rh), see page 2  

   Temperature Sensor (Stem)
    1.4571 (316 stainless steel),
    max. static operating pressure: 25 bar
    Stem models:     A1, A3, A4, A4.1, A5 or A6,
    Stem- Ø dF:      8, 10 or 12 mm
    Stem length L resp. L1: Lmin resp. L1min up to max. 2.50 m
    Please regard the minimum stem length against the active length (La) and stem model, see page 3.

   Window
    Instrument glass

   Movement
    Brass/German silver

   Dial
    Aluminum, black fi gures, white background

    Pointer
    Aluminum, black

   Zero Adjustment (± 6%)
    Externally by a screw

   Special Versions and further Options among others
    • Other stem models, e. g.
      - without bent tube, see data sheet 8299.1
      - with connection for food- / biotechnics / pharmaceutical industry,
        see data sheet 8299.3
      - Contact stem for temperature measurement at the outsides
        of the cases and pipe barrels up to 300 °C, see data sheet 8299.4
    • Other stem-Ø, connection thread and materials upon request
    • Other temperature ranges and/or special scales, e.g.
      double scale °C/°F, coloured fi elds or areas,
      dial inscriptions, etc.
    • Case parts 1.4404 (316 stainless steel) upon request
    • Model TSChg for ambient temperatures up to -60 °C;
      Model TSChgG for ambient temperatures up to -40 °C;
                   up to -60 °C NCS 100 and 160
    • Position of the connection radial at 3 o´clock, 9 o´clock, 12 o´clock,
      others upon request or other than vertical installation (90°)
    • GOST-version for Russia, Ukraine, Kazakhstan