Material And Selection Of Sanitary Stainless Steel Sight Glasses With Linear Light Source
- Place of Origin:
- Wenzhou, Chin
- Packing:
- Suitable Packing for Sea/Air Transport
- Quantity:
- 1000 Piece/Pieces per Month
- Payment:
- T/T, L/C, Western Union
- Material:
- SS304, SS316L
- Connection:
- Welding
- Specification:
- DN25-150&1"-6"
- Type:
- Union Type
A sanitary sight glass with integrated LED illumination solves poor visibility in enclosed or dark process areas. The design should focus on light position, viewing angle, material selection, sanitary sealing, and operating limits. A suitable configuration allows direct observation of flow, color, bubbles, and deposits without relying on external lighting.
Why Integrated Lighting Matters
A standard viewing window depends on ambient light. In dark pipelines or enclosed vessels, process conditions may remain difficult to inspect. Integrated LED illumination places the light near the viewing area, reducing dependence on external lamps and improving visibility during process inspection.
Stainless Steel and Glass Selection
A hygienic sight glass can use SS304, SS304L, SS316, or SS316L stainless steel. SS316L is commonly selected where greater corrosion resistance is needed.
The viewing section may use heavy-wall borosilicate glass, with polycarbonate, acrylic, or stainless steel used for protection.
Material selection should match:
- Process temperature
- Chemical exposure
- Mechanical loading
- Cleaning conditions
Connection and Size Selection
The connection should match the existing sanitary piping system.
- Welding ends provide a fixed installation.
- Tri-Clamp connections simplify removal.
- Union connections suit maintenance-oriented layouts.
- Male ends fit specific threaded arrangements.
Typical sizes in the referenced design range from DN25 to DN150, or about 1–6 inches.
A 2 sanitary sight glass suits smaller piping. A 4 sanitary sight glass can fit installations requiring a different viewing arrangement. For larger lines, a 6 tri clamp sight glass can match large-diameter sanitary piping.
Pressure, Temperature, and Sealing
The complete assembly should be checked rather than selected by pipe size alone.
| Specification | Reference option |
|---|---|
| Stainless steel | SS304, SS304L, SS316, SS316L |
| Glass | Heavy-wall borosilicate |
| Connection | Weld, Tri-Clamp, union, male end |
| Seal | Silicone, EPDM, Viton, NBR |
| Pressure | 1–10 bar |
| Temperature | 20°C to +135°C with EPDM or silicone |
Actual limits depend on the selected configuration, glass construction, gasket, pressure, and temperature.
Hygiene and Cleaning Requirements
A sanitary sight glass should limit residue retention and remain compatible with the cleaning process. Smooth internal surfaces, proper gasket seating, limited recesses, and suitable seal materials all affect cleanability. CIP conditions should be checked against the chemical and temperature resistance of the selected gasket.
Lighted Inspection Checklist
Illumination: Check light position, glare, and viewing coverage.
Materials: Match stainless steel and seals with the process medium.
Temperature: Verify the limits of glass, seals, and lighting components.
Connection: Match the fitting with the existing piping.
Viewing area: Select the required optical field.
Cleanability: Check sealing and residue-retention areas.
Practical Selection
A smaller pipeline may need a compact viewing section and clamp connection, while a larger installation may require a wider viewing field and stronger mechanical protection.
The specification should consider the inspection requirement, piping dimensions, process medium, cleaning method, and operating conditions together.
Specification Checklist Before Installation
- Define the required viewing area and lighting condition.
- Confirm pipe size and connection standard.
- Select the stainless steel grade.
- Verify glass, gasket, pressure, and temperature limits.
- Check CIP compatibility.
- Confirm LED coverage and maintenance access.
The selected assembly should fit the surrounding piping without restricting inspection or cleaning. Final operating limits should be verified against the actual installation conditions before commissioning.
Sanitary Stainless Steel Sight Glass With Wire Light
- We can supply Sanitary Welding Sight Glass, Hygienic Tri Clover Sight Glass, Hygienic Thread Sight Glass, Sanitary Four Way Cross Sight Glass, Sanitary Union Type Sight Glass, Hygienic Sight Glass With Light.
- Sanitary sight glass is designed for sanitary applications required in food, dairy, and pharmaceutical industries.
- It is used to provide 360-degree viewing of material flow in a line.The unit is available in sanitary connection from 3/4" to 6" sizes,and can be supplied with a protective tubing of polycarbonate tubing, acrylic tubing,or slotted stainless steel,depending on temperature requirements.
Product Description
| Availably standard | SMS,DIN,3A,IDF,RJT, BS, ISO |
| Material Quality | SS304,SS304L,SS316,SS316L |
| Specification | DN150 |
| Availabe Connection | Welding ends,triclamp ends,union ends,male ends |
| Seal Material | Silicone, EPDM, Viton, NBR |
| Glass | Heavy Wall Borosilicate (Pyrex) Tubing; Polycarbonate (Lexan) Tubing; Acrylic Tubing; etc |
| Protection Lens Cover | Polycarbonate Tubing,Acrylic Tubing or Slotted Stainless Steel |
| Screw Blot | Full Stainless Steel |
| Structure | Straight way,cross |
| Pressure range | 1bar~10bar |
| Machine Processing | The most advanced CNC machine from Japan for processing |
| Continuous working temperature | 20°C ~ +135°C (EPDM,Silicone) |
| Special Design | we can produce according to your drawings |
Product Parameter
