Metaval’s Hygiene Gauges are precision instruments engineered for sanitary pressure measurement in accordance with International Dairy Federation (IDF) standards. They are designed for use in pharmaceutical, food & beverage, biotechnology, and dairy applications. These gauges ensure accurate performance and hygienic integrity in sterile environments, with availability in dry and liquid-filled variants.
±1% FSD standard (±0.5% optional)
IP-68 Protection with SS304 / SS316 Case
(-1) to 3 kg/cm² up to 0–40 kg/cm²
(-1) to 3 kg/cm² up to 0–40 kg/cm² (Refer Table 4)
As per EN 837
±1% FSD (Standard) / ±2% FSD (Chemical DP)
-20°C to 80°C
Back or Bottom Entry | Panel / Flush / Surface Mount
IP68
Dial Size: 100 mm / 150 mm, Aluminium, White Background with Black Markings
Case & Bezel: SS304 / SS316 with Bayonet Locking
Protection: IP-68 (IS:13947 / IEC:60529)
Window: Safety Glass (Toughened or Shatterproof)
Sensing Element: Welded SS316L Diaphragm
Movement: SS304 / SS316
Connection Type: Triclover, SMS Union, IDF Fitting
Filling: Silicon Oil / Glycerine / Food Grade Oil
A hygienic diaphragm separates the process media from the internal pressure sensing mechanism. The diaphragm flexes under pressure, transferring force through an isolating medium to the gauge movement, ensuring hygienic safety while maintaining measurement accuracy.
External Zero Adjustment Knob
Dual Scale Dial (bar, psi, kPa, MPa)
Glycerine-Filled Case
Color Band Ranges
NACE Compliance
CE Certification
SMS / IDF Male Couplings, Gaskets
150% Overrange Protection
Accuracy Calibration as per EN 837
Pressure Leak Testing
Zero Adjustment Function Check
Visual & Dimensional Inspection
MTCs: EN 10204 3.1
Pharmaceutical Manufacturing
Dairy Industry
Food & Beverage Processing
Biotechnology
Clean Rooms
Sanitary Pipeline Systems
Model Code: HYG (Dry Case) / LFHYG (Liquid Filled Case)
ISO 9001:2015 | ISO 14001:2015 | ISO 45001:2018
EN 837 Compliant
CE Certified (optional)
IP-68 Rated Protection
NACE Compliant (optional)
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