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Gas-Actuated Thermometer with Switch Contacts - 73-8xx
Brand: WIKA Alexander Wiegand SE & Co. KG
Wherever the process temperature has to be indicated on-site or in places that are difficult to access and, at the same time, circuits need to be switched, the gas-actuated thermometer with switch contacts finds its use.
Features- Instruments meet the highest standards of measurement technology.
- Case and stem from stainless steel.
- For external mounting on pipes and tanks.
- Gauges with inductive contacts for use in hazardous areas with ATEX approval.
- Gauges with electronic contacts for PLC applications.
Specifications
Measuring Element
- Gas-pressure inert gas filling, physiologically safe
Nominal Size in mm
- 100
- 160
Instrument Version
- Back Mount (Axial)
- Lower Mount (Radial)
- Back Mount, Adjustable Stem and dial
- Version with Capillary
Connection Design
- Standard (Threaded Connection)
- Plain Stem (without thread)
- Male Nut
- Union Nut
- Compression Fitting (Sliding on Stem)
- Union Nut and loose threaded Connection
- Compression Fitting (Can be Adjusted on Either Capillary or Spiral Protective Sleeve)
- Compression Fitting at the Case
Unit (Scale Range)
- °C
- Option: °C/°F (Dual Scale)
- Option: °F
Process Connection
- Plain, without thread
- G 1/2 B
- 1/2” NPT
- G 1/2 Female
- 1/2” NPT Female
- M20 x 1.5
- M24 x 1.5 Female
Accuracy Class Per DIN 16196
- Class 1 at 23° C ± 10° C ambient Temperature
Rated Operating Ranges & Conditions
- DIN 16196 (EN 13190)
Stem Diameter
- 8 mm
- Option: 12 mm
- Option: 6 mm
- Option: 10 mm
- others on Request
Continuous Load (1 Year)
- Measuring Range (DIN 16196)
Short Time (Maximum 24 H)
- Scale Range (DIN 16196)
Window
- Laminated Safety Glass
Contact Bulb
- 120 x 22 x 12 mm
Adjustable Stem & Dial
- Swivelling 90°
- 360° rotatable
Capillary
- Ø 2 mm
- Minimum curve radius: 6 mm
- Length to customer Specification
- Option: Armoured Coating for Capillary (Ø 7 mm Spiral Protective Sleeve, flexible or PVCcoated)
Mounting Types for Instruments with Capillary
- Surface Mounting flange, Stainless Steel
- Instrument Mounting bracket, Aluminium die-Casting
- Panel Mounting flange, Stainless Steel
Dampening (Option)
- With Liquid dampening
- With food-Compatible Liquid dampening
Stem, Process Connection
- 316 Stainless Steel
Case, Bayonet Ring
- Stainless Steel 304 Stainless Steel (Option: 316 Stainless Steel)
Contact Bulb, Capillary
- 316 Stainless Steel
Dial
- Aluminium, White, Black Lettering
Pointer
- Aluminium, Black, Adjustable Pointer
Ingress Protection Per IEC / EN 60529
- IP65
- Option: IP66
Ambient (at the Case)
- 20 … +60° C [-3° to +140° F] without/with Liquid dampening
Storage & Transport without Liquid Dampening
- -50 … +70° C [-58° to +158° F]
Storage & Transport with Liquid Dampening
- -40 … +70° C [-40° to +158° F]
Permissible Operating Pressure at the Stem
- Maximum 25 bar, Static
Electrical Connection
- Cable socket PA 6, Black
- According to VDE 0110 insulation group C/250 V
- Cable Gland M20 x 1.5
- Strain relief
- 6 Screw terminals + PE for conductor cross-section 2.5 mm²
- Dimensions see page 12
- others on Request
- Control and regulation of industrial processes
- Monitoring of plants and switching of circuits
- Universally suitable for machine building, plant, tank, equipment manufacturing and food industry
- Temperature measurement without medium contact
- Mounting in instrument boards, control cabinets, control panels