Monitoring Systems Oxygen Deficiency Monitor, w/zirconium sensor

PureAire's Oxygen Deficiency Monitor is perfect for facilities that use inert gases, including, but not limited to, nitrogen, helium, and argon. The monitor is best suited for confined spaces, cryogenic locations, and freezers. The monitor will remain accurate at temperatures as low as -40C. PureAire's durable, non-depleting, zirconium oxide sensor will last 10+ years in a normal environment without needing to be replaced. • UL, C UL and CE approvals • Long-life 10+ year average sensor life • Two-Alarm setpoints for 19.5% and 18.0% • Built-in audible alarm 90 db • Digital display, and 4-20mA analog output • Wall mounting brackets • 24V DC Power Supply Included