THERMCO GAS MIXER MODEL: 8300HN10AN1100F2500, S/N: 33566, NEW: 2014   SPECIFICATIONS: RANGE .......................... 0-10% HYDROGEN IN NITROGEN CAPACITY ....................... 0-250 SCFH HYDROGEN INLET PRESSURE ........ 100-125 PSIG NITROGEN INLET PRESSURE ........ 100-125 PSIG MIXED GAS OUTLET PRESSURE ...... 10-40 PSIG POWER: ......................... 115 VAC   CONSISTING OF: - THERMCO CONSTANT RATIO ADJUSTABLE GAS MIXING SYSTEM, INCLUDING A 30 GALLON SURGE TANK AND ALL NECESSARY VALVES, REGULATORS, ORIFICES AND PIPING - THERMCO THERMAL CONDUCTIVITY GAS ANALYZER, MODEL 9121 - ALARMS AND CONTROLS AS SHOW ON SPEC SHEET 114 FOR A FURNACE ATMOSPHERE - INSTRUCTION MANUAL FOR THE SYSTEM   FEATURES • Continuous gas analysis of the gas mixture • Infinite flowrate turndown • Gas mixture may be easily adjusted to optimum setpoint • Built-in alarms to alert personnel to improper conditions • For multiple furnace applications, single station mixing improves safety and management control of the mixture • The furnace atmosphere models meet the applicable sections of NFPA 86C, Chapter 7   https://thermco.com/pdfs/ss114.pdf FOR MORE INFORMATION: Call David at 973-497-7570