Chapter One: General Information Introduction The Type 651C instrument is a self-tuning pressure controller for throttle valves. It can supply ±15 Volts to MKS 600 Series Pressure Controller 651CD2S1N Condition: Used/Untested/AS-IS Condition, No other accessory are being sold with the item (Cables, manuals, MKS recommends that all MKS pressure and flow products be calibrated periodically (typically) every 6 to. 12 months) to ensure accurate readings. When a product This analog output can be interfaced with an MKS pressure controller, an MKS power supply/display instrument, or any instrument that meets these requirements. MKS Type 651C Pressure Controller Operating Manual Two Technology Drive Andover MA P1 REV H, 05/11 Instruction Manual Main: Fax: WARRANTY Type 651C. The MKS 600 Series Baratron® Absolute Capacitance. Manometers are designed for accurate, repeatable pressure measurements in demanding research or process. Find many great new & used options and get the best deals for MKS, 600 Series,651C02S1N Pressure Controller, Used throttle valve at the best online pricesRev H, 05/11. MKS Type 651C. Pressure Controller. Set. Point A. B. C. Stop. Open. Close. Learn. Zero. Select. Adjust. 600 Series. Pressure Controller. Valve.