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Portable device for periodic measurement of the volume fraction of oxygen in various gases (hydrogen, natural gas, nitrogen, argon, helium, etc.). Mainly used for monitoring oxygen in the cooling circuit of generators, electrolysis plants, gas pipelines of boilers, monitoring the air of the working area. The warranty is 24 months for deliveries across the Russian Federation. High-precision measurement of oxygen microconcentrations Unique, patent-protected sensor design Exceptional selectivity to oxygen molecules Insensitivity to humidity, carbon dioxide, oil vapor Stable operation in a gas environment of any composition Ease of operation Automatic temperature and barocompensation The duration of measurements is 2-3 minutes Atmospheric air calibration Routine maintenance - no more than 1 time per year Built-in flow stimulator for forced sample delivery High contrast LED indicator IP54 housing case Protection from dust and moisture Built-in long-lasting battery At least 1000 charge/discharge cycles Carrying strap

Continuous measurements of dissolved hydrogen concentration and temperature of aqueous media with excess hydrostatic pressure up to 20 MPa Unique, patent-protected sensor design | Stability of operation with changes in hydrostatic pressure | Permissible short-term (up to 5 minutes) pressure overload (water hammer) – up to 40 MPa | Easy and fast membrane replacement | The sensor is not afraid of "drying" | The calibration interval is 6 months | Communication with external devices | Galvanically isolated current outputs 0-5/4-20/0-20 Ma. RS 485 port. MODBUS RTU exchange protocol. Programmable setpoints with a "dry contact" type output.

Measurement of mass concentration in liquid and volume fraction of hydrogen in gases, temperature Monitoring of concentrations (including small ones) of dissolved hydrogen at energy facilities, in technological processes in various industries: in a gas trap, in bearing crankcases, shielded current lines, linings and zero terminals, residual hydrogen in oxygen after electrolysis; oxygen content in hydrogen inside the generator housing, in a float hydraulic seal, tank purge and hydrogen separation tank of the generator oil cleaning unit. 24 months warranty for deliveries across the Russian Federation Automatic temperature and barocompensation Three measurement modes KRV (concentration of dissolved hydrogen), mcg/dm3 % of volume share Temperature, °C Long-lasting, highly stable sensor The service life of the hydrogen sensor is at least 10 years High contrast LCD indicator Low power consumption Up to 2000 hours of continuous operation from a set of AA type elements Easy calibration with a standard calibrator

Measurement of the concentration of dissolved hydrogen (CRV), including "ultra-low", and the temperature of aqueous media. Continuous monitoring of parameters of water-chemical regimes at thermal and nuclear power facilities. Two channels | Freely programmable measurement ranges. The possibility of independent measurements at two points. Convenience and accuracy of measurement, minimum maintenance | Automatic temperature and barocompensation. Long-lasting, highly stable sensor | The service life of the sensor is at least 10 years. The possibility of placing the converter unit at a remote distance | from the sampling point Up to 100 meters. Communication with external devices | Galvanically isolated current outputs 0-5/4-20/0-20 Ma. RS 485 port. MODBUS RTU exchange protocol. Programmable setpoints with a "dry contact" type output. Durable aluminum housing IP65 | The device is reliably protected from dust and moisture. Graphic indicator with backlight | Convenient data presentation format and ease of settings