Model 221R Oxygen Concentration Meter for Sewer Inspection
Oxygen concentration meter with power backup, compliant with UL standards for oxygen deficiency prevention.
In the sewer industry, inspection work involves tasks in confined spaces such as manholes, which carry the risk of accidents due to oxygen deficiency. Accurate measurement and management of oxygen levels are essential to ensure a safe working environment. The Model 221R is equipped with a power backup function, allowing it to continuously monitor oxygen levels even during power outages. It complies with UL standards, enabling reliable measurements. 【Usage Scenarios】 - Inspection inside manholes - Inspection within wastewater treatment facilities - Inspection in underground tunnels 【Benefits of Implementation】 - Ensuring the safety of workers - Continuous management of oxygen levels - Improved reliability due to compliance with UL standards
basic information
**Features** - Oxygen deficiency management percent (%) model - Equipped with a backup battery power supply - Utilizes long-life zirconia-type sensors - Simple operation from the front panel - Complies with UL safety standards in the United States **Our Strengths** As a domestic dew point meter manufacturer, we support our customers' safety management through years of accumulated measurement technology and the import, sales, and calibration services of various measuring instruments, including oxygen concentration meters.
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Model number/Brand name
MODEL 221R
Applications/Examples of results
● Location for storing liquid nitrogen ● Inside a clean room ● Inside a dry room ● Laboratories of national and private research institutes ● Building with glove box installation ● Building with reaction vessel and stirrer installation ● Medical MRI room ● Beer factory / soft drink factory ● Food storage warehouse ● Feed silo ● Ship's hull / cargo hold ● For equipment integration and many others
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We introduce various measuring instruments and devices related to moisture management, including the domestic capacitive dew point meter TK-100 series, mirror-type dew point meters, oxygen concentration meters, humidifiers, and moisture meters for corrosive gases. By organically combining these, as well as through piping, line creation, and unitization, we provide custom-made products and respond quickly to complex issues.