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NG # 05680010-HW-FLEXIM-010
PIOX R500-C-S4 is a fully stainless-steel sensor designed for accurate refractive-index and concentration measurement in harsh chemical environments. Its 316 Ti wetted parts, specialized FFKM gaskets, internal diagnostics, and hazardous-area certifications provide robust process integration and reliable operation.
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Get A QuoteThe *Flexim PIOX R500-C-S4 is the chemical-grade variant of the R500 process refractometer sensor, featuring a fully stainless-steel construction for demanding chemical applications. All wetted components use 316 Ti (1.4571) stainless steel with specialized FFKM gaskets for enhanced chemical resistance. Long and short sensor heads support DIN or ANSI integration, while direct T-flange mounting suits larger pipes and tanks. For pipes up to 3 inches, flow cells are available with welded, threaded, or flanged connections down to 3/8 inch. The sensor is rated ATEX/IECEx Zone 0 and FM Class I Division 1.
Measurement Uncertainty: nD 0.0002; 0.1 °Brix / 0.1 wt%
Measurement Range: nD 1.3–1.7; 0–100 °Brix
Repeatability: nD 0.00002; 0.01 °Brix / 0.01 wt%
Process Wetted Materials: Stainless Steel 316Ti, FFKM, Sapphire
Housing Material: Stainless Steel 304
Fluid Temperature: -20 to +150°C
Maximum Fluid Pressure: PN 16; PN 40 on request
IP Protection: IP67
Explosion Protection: NonEx; ATEX/IECEx Zone 0; FM Class I Division 1
Process Connection: DIN/ANSI Flange, Flow Cell
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