--- title: Gas Analysers, Sample Handling and Filters | Sarvesh url: https://www.sarveshanalytics.com/products.html description: ACCURRA online gas analysers, i-Cons smart sample conditioners, probes, vaporisers and Headline filters from Sarvesh Analytics, Pune. updated: 2026-11-03 source: html --- Products # The complete measurement path. Analysers, sample conditioning, probes and filtration, designed to work together and supported by the people who built them. Safe area · Online ## ACCURRA-S The analyser we introduced in 2007 and keep improving. Trace, percentage and purity measurement of O₂, CO, CO₂ and CH₄, with moisture and dew point options. The dual-gas version measures two gases from one sample. 0–25 / 0–100 % 95–100 % 0–20 / 0–100 % 0–100 % | Gas | Range | Sensor | |---|---|---| | Oxygen | 0–100 / 1000 ppm | Electrochemical, paramagnetic | | Carbon dioxide | 0–5000 ppm | NDIR | | Carbon monoxide | 0–1000 ppm | Electrochemical, NDIR | | Methane | 0–100 % | NDIR | | Moisture | −80 to +20 °C dp | Ceramic | - Isolated dual-range 4–20 mA output with range ID relay, user-configurable over the full range - Modbus RTU over RS 485; alarm set points as Lo–LoLo, Lo–Hi or Hi–HiHi - Calibration check, calibration and alarm history, output hold during calibration - Dual-level password protection; optional cyclic and remote auto-calibration; optional internal sample pump [Full specifications, applications and FAQs →](https://www.sarveshanalytics.com/safe-gas-analyser.html) Safe area · Binary gas ## ACCURRA-TCD A thermal conductivity analyser for binary gas mixtures, with a proprietary platinum sensor that needs no sealed reference and no reference gas flow. | Measures | H₂, He, Ar, N₂, N₂O, Ne, Kr | |---|---| | Response T90 | < 10 s at 0.6 LPM | | Repeatability, linearity | < 1 % | | Error and drift | < 1 % of FS per week | [Full specifications, applications and FAQs →](https://www.sarveshanalytics.com/binary-tcd-thermal-conductivity-analysers.html) Safe area · Purity ## ACCURRA-S 3090 Oxygen purity analyser using electrochemical or paramagnetic sensing, with ambient pressure and temperature compensation. | Repeatability | < 0.5 % | |---|---| | Response T90 | < 20 s at 1 LPM | | Error and drift | < 0.5 % | [Full specifications, applications and FAQs →](https://www.sarveshanalytics.com/oxygen-gas-analyser.html) Safe area · Flue gas ## ACCURRA-Zr Zirconia-based oxygen measurement, 0.1 to 21 %, for furnaces and boilers. The sensor sits outside the duct, protected from dust, flow and temperature swings. - Response T90 below 15 s; repeatability better than 1 % of FS - Single-point calibration with plain air - Built-in automatic blowback - Option for high dust load samples - Option for temperatures up to 1400 °C [Full specifications, applications and FAQs →](https://www.sarveshanalytics.com/flue-gas-analysers.html) Hazardous area · Online ## ACCURRA-Hz Process gas analysis in classified areas. - O₂ from ppm to purity; CO from ppm to percent; CO₂, CH₄ and H₂ - Calibration without opening the covers - Purity O₂ with ambient pressure and temperature compensation - Enclosure certified for Gas Group IIC, Zone 1 and 2, T6, to IS/IEC 60079-1:2014; IP 66, wall mounted - Optional ACCURRA-CONNECT software operates the analyser remotely over Modbus [Full specifications, applications and FAQs →](https://www.sarveshanalytics.com/hazardous-gas-analysers.html) Hazardous area · Transmitter ## INFINITY-Tx A loop-powered, two-wire gas transmitter for direct field installation. - Percentage oxygen and trace CO - Inbuilt filter and scrubber - Works with very low flow and low pressure samples [Full specifications, applications and FAQs →](https://www.sarveshanalytics.com/oxygen-transmitter.html) Smart sample conditioner ## i-Cons Your sampling panel compressed into a compact 19-inch cabinet. A Peltier-based extractive system with the essential components built in and a controller that watches the whole sample path. - Peltier cooler with PTFE heat exchanger; peristaltic pump with variable rate - Built-in sample pump, condensate sensor, flow detector, auto-cal valves and fine filter - Controls probe blowback, sample valves and heated hose; auto blowback on flow failure with pulsating blowback for effective cleaning - Auto start-up sequence and auto shutdown on hardware failure - Fail-safe fault relay; alarm and fault history; maintenance reminders for pump tube, filters and pump kit - Modbus RTU over RS 485 for remote monitoring and remote calibration check [Full specifications, applications and FAQs →](https://www.sarveshanalytics.com/smart-systems-for-gas-analyser.html) Peltier sample cooler ## SGI-300 and SGI-320 A compact Peltier cooler with solid heat exchanger in PTFE, an integrated peristaltic pump, filter and condensate detector. SGI-320 packages the approach as an emission monitoring system. - Relay output controls the sample pump from condensate and cooler temperature - Less tubing and wiring, faster integration, smaller panel footprint [Full specifications, applications and FAQs →](https://www.sarveshanalytics.com/sample-coolers.html) Complete systems ## Engineered analyser panels The probe, heated line, i-Cons conditioner and ACCURRA analyser, built into one free-standing IP 54 panel and handed over with two sets of as-built drawings and manuals. - Bulkheads for sample, calibration, blowback, vent and drain; bottom cable entry - 1/4 inch PTFE internal tubing with SS316 fittings; provision for one 19 inch analyser - Exhaust fan or panel air conditioner, LED light, toughened-glass door [Full specifications, applications and FAQs →](https://www.sarveshanalytics.com/analyser-sampling-panels.html) Sample extraction ## Sample probes SP-100 to SRP-400 | Model | Type | |---|---| | SP-100 | Simple probe, with or without in-situ filter at the tip | | SP-200 | Probe with blowback, non-heated | | SP-300 | Probe with heated filter | | SRP-400 | Retractable probe | | Probe material | Suitable up to | |---|---| | SS 316 | 550 °C | | Inconel 625 | 1100 °C | | Ceramic | 1400 °C | | PTFE | 180 °C | - Separate sample and blowback lines; 1/2 inch blowback line for efficient cleaning - Non-return valve in the sample line removes the need for a heated solenoid or air-operated valve - SRP-400: no welding on the sample path, separate sample and bleed ports, pressure indication and orifice-controlled safe bleed - Filter elements in SS 316, Hastelloy, Monel or PTFE; SP-300 on a 2 or 4 inch ANSI flange with a 10 micron sintered SS316 heated filter - SRP-400 rated to 100 kg/cm2, with a non fly-off design and NACE compliance available [Full specifications, applications and FAQs →](https://www.sarveshanalytics.com/sample-probes.html) Sample vaporisers ## Vaporisers for cryogenic and wet samples SV-400 vaporises condensed sample on the go for accurate wet analysis with no loss of sample. SV-200 suits cryogenic gas measurement and avoids condensation in the sample line. | Feature | SV-200 | SV-400 | |---|---|---| | Heater | 200 W, 230 V AC | 100 W, 110 or 230 V AC | | Flow | Max 10 LPM | Max 6 LPM | | Control | Thermostat; Pt100 at inlet and outlet | Built-in controller, 100–200 °C | Catchpots, scrubbers, bubblers, safe drains and wash-water separators are also available. Ask us for details. [Full specifications, applications and FAQs →](https://www.sarveshanalytics.com/sample-vaporisers.html) Exclusive representative for India ## Headline Filters, UK Headline is the largest European maker of bonded microfibre filter elements and housings. We supply the full range for the Indian subcontinent. - Particulate, coalescing and PTFE membrane filtration to protect analysers, valves and regulators - Disposable inline filters and absorbers, emission filters, compressed air, gas, analyser, fast loop, high pressure, natural gas, adsorption and dehydration filters, Guardian membrane separators - Housings in SS316, Monel, Hastelloy, PTFE, PVDF, polypropylene, nylon and aluminium - Elements in SS316, PTFE, glass microfibre, Monel and Hastelloy; scrubber elements available - Up to 700 bar and 500 °C, depending on model [Full specifications, applications and FAQs →](https://www.sarveshanalytics.com/headline-filters.html) The final responsibility to confirm that a product meets the process and analyser requirement rests with the customer. Specifications may change without notice as products improve. ## Not sure which one fits? Send us the gas, range, pressure, temperature and area classification. [Request a quote](https://www.sarveshanalytics.com/contact.html#enquiry)