ĐỒNG HỒ ĐO NHIỆT ĐỘ WIKA 70

Standard version
Measuring principle: Bourdon tube system
Nominal size in mm: 63, 100, 160
Design of connection
      1 Plain stem (without thread)
      2 Male nut
      3 Union nut
      4 Compression fitting (sliding on stem)
      5 Union nut with fitting
      6 Compression fitting (sliding on capillary)
Instrument version and type of mounting
      B Instruments with capillary; centre back mount triangular bezel with bracket
      H Instruments with capillary; lower mount (radial) surface mounting flange
      M Instruments with capillary; lower mount (radial) surface mounting bracket, aluminium die cast
      V Instruments with capillary; back mount 1) panel mounting flange
      A Back mount 1), fix plain stem, threaded connection or thermowell
      R Lower mount (radial), fix plain stem, threaded connection or thermowell
      S Back mount 1), fix plain stem, threaded connection or thermowell; swivelling approx. 90 ∢°
      1) eccentric; NS 63: centric
Fill medium measuring system: Xylol or silicon oil
Accuracy class: Class 2
Rated operating ranges and conditions: EN 13190
Capillary entry: Lower or back
Case: Stainless steel
Bezel ring: Stainless steel
Connection: Stainless steel 1.4571
Capillary: Length to customer specifications (max. 10 m), Ø 2 mm, stainless steel 1.4571, bending radius not less than 6 mm

Stem: Ø 8 mm, stainless steel 1.4571
Active length of sensor: Depending on Ø d and scale range
Dial: Aluminium, white, black lettering
Pointer: Aluminium, black
Window
      NS 100, 160: Instrument glass
      NS 63: Transparent plastic
Temperature limits for storage and transport
      -50 … +70 °C (EN 13190) without liquid damping
      -20 … +60 °C (EN 13190) with food-compatible liquid damping
      -50 … +60 °C (EN 13190) with liquid damping
Ambient temperature limit at the case: 0 … 40 °C max. (others on request)
Pressure rating of stem: 25 bar max., static
Ingress protection: IP 65 per EN 60529 / IEC 529
Options
* Scale range °F, °C/°F (dual scale)
* Laminated safety glass, clear plastic
* Ambient temperature compensation
* Accuracy class 1.0
* Thermowell per DIN or to customer specification
* Surface mounting bracket from other materials and in other lengths (A)
* Liquid filling case with
NS 63: Model X70.53.063
NS 100: Model X70.53.100
NS 160: Model X70.53.160
Filling medium: glycerine
* Spiral protecting hose stainless steel
* Designs per DIN EN ISO 13485, medical applications on request
* Model 70 with micro switch see WIKA data sheet TV 28.01
* Stem diameter 6, 10 mm