Emerson 788 DVC manual General Considerations as Applied to the DL8000

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D E C 2012

DANIELTM MODEL 788DVC DIGITAL CONTROL VALVES

EQUIPMENT DAMAGE

It is recommended that the external pump control be turned to the OFF position when performing any electrical wiring installation and until initial control valve adjustments are made in the DL8000.

Failure to comply with these procedures could result in damage to the equipment and compromise in the integrity of the operation.

5.Flush the line of any and all contaminates.

6.Bleed as much air as possible from the system before start up.

4.2General Considerations as Applied to the DL8000

Upon completion of the preliminary installation of the Digital Control Valve a Start-up Adjustment Procedure must be administered. Reference “DL8000 Preset Controller Instruction Manual”, P/N D301244X012.

4-2

INSTALLATION AND MAINTENANCE

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Contents DanielTM Model 788 DVC digital control valves This page intentionally left blank Important safety instructions Product operation personnel Safety signal words and symbols Safety alert symbolThis page intentionally left blank Page Warranty and limitation of liability Introduction Figures TablesDanieltm Model 788DVC Digital Control Valves Introduction Aggressive ProductsPrinciple of Operation Equipment DamageOperational Sequence Closed Position Open Control Position Open Position no control Pressure Class Do not exceed specifications listed belowSafe Working Temperature Ranges Maximum Safe Working PressureFlow vs. Pressure Drop See Figure ConnectionsValve Capacity Flow vs Pressure Loss Cylinder Head Pressure/Temperature RatingsMaterials of Construction Main Valve Body Main Valve CylinderTubing Astm A352 LCC WCB Dimensions Valve Size 150# Ansi 300# Ansi No Indicator With Indicator Recommended Installation Instructions General Considerations as Applied to the DL8000 Personal Injury or Death AND/OR Property Damage Use equipment for its intended purposeTypical Application Top Loading Typical Application Bottom Loading Control Valve Configuration new for DL8000 Cylinder Assembly Removal All Daniel Valves Cylinder Disassembly Recommended Low Flow Set-point Cylinder Reassembly Cup-seal Replacement on Existing AP Option Piston RetrofitOption Assembly Danieltm Model 788DVC Digital Control Valves Personal Injury AND/OR Equipment Damage Danieltm Model 788DVC Digital Control Valves Troubleshooting Condition Probable Cause Correction Danieltm Model 788DVC Digital Control Valves Parts List Parts List 2, 3, 4, 6, 8 Sizes Recommended Spare Parts Valve Cylinder Assembly Decontamination/Cleaning Fluids Process Infectious Radioactive Explosive Pyrophoric Poison GasShipping Requirements Page W .em erson.com