RKI SD-1 OX Explosion Proof Transmitter Oxygen - HART Communication (no relay) Model 107 for example)

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Quick-Connect leg straps

The self-check and self-adjustment systems feature advanced temperature and pressure sensor technology to ensure the right flow rate for any environment

And if you look more closely

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RKI SD-1 OX Explosion Proof Transmitter Oxygen - HART Communication (no relay) Model 107 for example)RKI SD 1 OX Explosion Proof Transmitter Oxygen HART Communication (no relay) RKI Instruments model SD 1 Series smart combustible gas, toxic gas, oxygen, and organic vapor detector transmitter is a robust and reliable explosion proof design for detecting LEL and ppm levels of hazardous atmospheres. In addition to measuring the common %LEL levels of methane, hexane and isobutane, for example, the SD 1 Series also has the capability of measuring a wide