EnviroValve (formerly ARI Valve) - STEVI® 471-ANSI Control Valve with Electric Actuator AUMA SAR (MATIC)

Straight through Control Valve with post guided Plug 1 to 8 inch.

Electric multiturn actuator capable of high closing pressures
Enclosure IP 67
2 torque switches
2 travel switches
Handwheel
Overheating protection for motor as standard
Additional devices available, e.g. potentiometer
Explosion proof execution available

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Unit of Measure

Items	35.471 (DN 40) 1 1/2" SAR 07.1 STEVI® 471-ANSI Control Valve with Electric Actuator AUMA SAR (MATIC)	35.471 (DN 50) 2" SAR 07.1 STEVI® 471-ANSI Control Valve with Electric Actuator AUMA SAR (MATIC)	35.471 (DN 80) 3" SAR 07.1 STEVI® 471-ANSI Control Valve with Electric Actuator AUMA SAR (MATIC)	35.471 (DN 100) 4" SAR 07.1 STEVI® 471-ANSI Control Valve with Electric Actuator AUMA SAR (MATIC)	35.471 (DN 150) 6" SAR 07.1 STEVI® 471-ANSI Control Valve with Electric Actuator AUMA SAR (MATIC)
Model No.	N/A 471-ANSI
Dia. Nominal	N/A 1/2 Inch	N/A 2 Inch	N/A 3 Inch	N/A 4 Inch	N/A 6 Inch
Dia. Nominal	N/A 38 mm	N/A 51 mm	N/A 76 mm	N/A 102 mm	N/A 152 mm
Actuator	N/A AUMA SAR 07.1
Flanges	N/A ANSI B16.5
Standard Seat Dia.	N/A 1.57 Inch	N/A 1.97 Inch	N/A 3.15 Inch	N/A 3.94 Inch	N/A 5.91 Inch
Standard Cv-Value	N/A 29	N/A 46	N/A 116	N/A 185	N/A 462
Standard Travel	N/A 1.18 Inch	N/A 1.18 Inch	N/A 1.18 Inch	N/A 1.18 Inch	N/A 1.97 Inch
Flange Dimension- Ø K	N/A 4.5 Inch	N/A 5 Inch	N/A 6.62 Inch	N/A 7.88 Inch	N/A 10.62 Inch
Flange Dimension- n x Ø d1	N/A 4 x 0.88 Inch	N/A 8 x 0.75 Inch	N/A 8 x 0.88 Inch	N/A 8 x 0.88 Inch	N/A 12 x 0.88 Inch
Flange Dimension- Ø D	N/A 6.12 Inch	N/A 6.5 Inch	N/A 8.25 Inch	N/A 10 Inch	N/A 12.5 Inch
Torque	N/A 22 ft.-lbf	N/A 22 ft.-lbf	N/A 22 ft.-lbf	N/A 22 ft.-lbf	N/A
Operating Time	N/A 54 sec.56 sec.	N/A 54 sec.56 sec.	N/A 56 sec.	N/A 56 sec.	N/A
Output Drive	N/A 5.6 rpm8 rpm	N/A 5.6 rpm8 rpm	N/A 8 rpm	N/A 8 rpm	N/A
Height [H]	N/A 34.2 Inch	N/A 34.2 Inch	N/A 34.9 Inch	N/A 36.1 Inch	N/A 42.4 Inch
Weight	N/A 108 lbs	N/A 115.6 lbs	N/A 163.8 lbs	N/A 214 lbs	N/A 359 lbs
Valve Dimension [L]	N/A 9.25 Inch	N/A 10.5 Inch	N/A 12.5 Inch	N/A 14.5 Inch	N/A 18.62 Inch
Connection	N/A Option: FormRTJ Standard: FormRF
Guiding	N/A Parabolic Plug: Post Guiding Perforated / V-Port Plug: Post and Port Guiding
Stem Sealings	N/A Spring loaded PTFE-V-Ring unit PTFE-/ pure graphite-packing Bellows Seal with safety stuffing box
Flow Characteristic	N/A Linear or equal percentage (from Cv 116 modified equal percentage)
Rangeability	N/A 50 : 1 on parabolic plug
Shut off Class	N/A Metal Seat - Leakage Class IV acc. To ANSI / FCI 70-2 Soft seat - Leakage Class VI acc. to ANSI / FCI 70-2 (from Cv 1.2)
Reduced Seat Dia.	N/A 0.98 Inch1.26 Inch	N/A 1.26 Inch1.57 Inch	N/A 1.97 Inch2.56 Inch	N/A 2.56 Inch3.15 Inch	N/A 3.94 Inch4.92 Inch
Reduced Cv-Values	N/A 12 gpm18 gpm	N/A 18 gpm29 gpm	N/A 46 gpm73 gpm	N/A 73 gpm116 gpm	N/A 185 gpm289 gpm
Reduced Travel	N/A 0.79 Inch	N/A 0.79 Inch1.18 Inch	N/A 1.18 Inch	N/A 1.18 Inch	N/A 1.18 Inch1.97 Inch
Closing Pressure- Controlling	N/A For Seat Dia. 0.98, Closing Pressure: 580 For Seat Dia. 1.26, Closing Pressure: 580 For Seat Dia. Standard, Closing Pressure: 580 psi	N/A For Seat Dia. 1.26, Closing Pressure: 580 For Seat Dia. 1.57, Closing Pressure: 580 For Seat Dia. Standard, Closing Pressure:538 psi	N/A For Seat Dia. 1.97, Closing Pressure: 538 For Seat Dia. 2.56, Closing Pressure: 206 For Seat Dia. Standard, Closing Pressure: 315 psi	N/A For Seat Dia. 2.56, Closing Pressure: 315 For Seat Dia. 3.15, Closing Pressure: 206 For Seat Dia. Standard, Closing Pressure: 129 psi	N/A
Closing Pressure- Shut-Off	N/A For Seat Dia. 0.98, Closing Pressure: 580 For Seat Dia. 1.26, Closing Pressure: 580 For Seat Dia. Standard, Closing Pressure: 580 psi	N/A For Seat Dia. 1.26, Closing Pressure: 580 For Seat Dia. 1.57, Closing Pressure: 580 For Seat Dia. Standard, Closing Pressure:580 psi	N/A For Seat Dia. 1.97, Closing Pressure: 580 For Seat Dia. 2.56, Closing Pressure: 580 For Seat Dia. Standard, Closing Pressure: 441 psi	N/A For Seat Dia. 2.56, Closing Pressure: 580 For Seat Dia. 3.15, Closing Pressure: 441 For Seat Dia. Standard, Closing Pressure: 281 psi	N/A

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