Emerson 788 DVC manual Do not exceed specifications listed below, Pressure Class, Size, Ratings

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DANIELTM MODEL 788DVC DIGITAL CONTROL VALVES

D E C 2012

3.0SPECIFICATIONS

PERSONAL INJURY AND/OR EQUIPMENT DAMAGE

Do not exceed specifications listed below.

Failure to heed this warning could result in serious injury and/or damage to the equipment.

Pressure Class

150 lb., 300 lb., or 600 lb. ANSI steel DIN PN 16, 40, 64, and 100

Safe Working Temperature Ranges

Standard: -20/F, -29/C to 150/F, 66/C

Optional: -20/F, -29/C to 250/F, 121/C

Maximum Safe Working Pressure

150 lb. ANSI steel body - 285 psi (1965 kPa) 3001b. ANSI steel body -740 psi (5100 kPa)

600 lb. ANSI steel body - 1480 psi (10,200 kPa) DIN PN 16-16 bars

DIN PN 25 - 25 bars

DIN PN 40 - 10 bars

DIN PN 64 - 64 bars

DIN PN 100 - 100 bars

Size:

2-in., 3-in., 4-in., 6-in., 8-in.

Ratings

UL and CSA Listed:

-Class I, Group C and D, Div.1; Class II, Group E, F and G

-Explosion-Proof NEMA types 7C, 7D, 9E, 9F and 9G

-NEMA 4 Weather-Proof

-ATEX II2G Eexe/Eexd

SPECIFICATIONS

3-1

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Contents DanielTM Model 788 DVC digital control valves This page intentionally left blank Important safety instructions Product operation personnel Safety alert symbol Safety signal words and symbolsThis page intentionally left blank Page Warranty and limitation of liability Introduction Tables FiguresAggressive Products Danieltm Model 788DVC Digital Control Valves IntroductionEquipment Damage Principle of OperationOperational Sequence Closed Position Open Control Position Open Position no control Safe Working Temperature Ranges Do not exceed specifications listed belowPressure Class Maximum Safe Working PressureFlow vs. Pressure Drop See Figure ConnectionsValve Capacity Flow vs Pressure Loss Materials of Construction Main Valve Body Pressure/Temperature RatingsCylinder Head 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 Use equipment for its intended purpose Personal Injury or Death AND/OR Property DamageTypical 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 Retrofit Cup-seal Replacement on Existing AP Option PistonOption 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 Infectious Radioactive Explosive Pyrophoric Poison Gas Decontamination/Cleaning Fluids ProcessShipping Requirements Page W .em erson.com