Emerson 788 DVC manual Astm A352 LCC WCB

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D E C 2012

DANIELTM MODEL 788DVC DIGITAL CONTROL VALVES

Table 3-2. Maximum Working Pressure

Pressure/Temperature

ASTM A352 LCC WCB

150# ANSI/-20 to 100/F

285 psig WP

150# ANSI/150/F

272 psig WP

150# ANSI/250/F

245 psig WP

150# ANSI/450/F

185 psig WP

300# ANSI/-20 to 100/F

740 psig WP

300# ANSI/150/F

707 psig WP

300# ANSI/250/F

665 psig WP

300# ANSI/450/F

334 psig WP

600# ANSI/-20 to 100/F

1480 psig WP

600# ANSI/150/F

1415 psig WP

600# ANSI/250/F

1332 psig WP

600# ANSI/450/F

667 psig WP

P/N 16/-29 to 66/C

16 bar WP

P/N 16/121/C

15.8 bar WP

P/N 16/232/C

13.7 psig WP

P/N 25/-29 to 66/C

25 bar WP

P/N 25/121/C

24.7 bar WP

P/N 25/232/C

21.6 psig WP

P/N 40/-29 to 66/C

40 bar WP

P/N 40/121/C

39.6 bar WP

P/N 40/232/C

34.4 bar WP

P/N 63/-29 to 66/C

63 bar WP

P/N 63/121/C

62.4 bar WP

P/N 63/232/C

54.3 bar WP

P/N 100/-29 to 66/C

100 bar WP

P/N 100/121/C

99 bar WP

P/N 100/232/C

86.2 bar WP

3-6

SPECIFICATIONS

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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 PressureValve Capacity ConnectionsFlow vs. Pressure Drop See Figure 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