PNEUMATIC ACTUATOR; TYPE: SINGLE EFFECT; NOMINAL SIZE: 4 MAXIMUM WORKING PRESSURE: 80 PSI; MAXIMUM TORQUE: 486 LB ASSEMBLY: FLANGE ACCORDING TO ISO 5 211; APPLICATION: BUTTERFLY VALVE DRIVE 3-4; SINGLE-ACTING PNEUMATIC ROTARY ACTUATOR WITH PISTON AND SPRING (FAULT CONDITION: NORMAL OPEN), KEYSTONE BRAND MODEL F89-009 SE (NA), WITH CLEARLY LEGIBLE LOCAL POSITION VI SUAL INDICATOR. ANODIZED ALUMINUM BODY COATED WITH ELECTROSTATICLY APPLIED PAINT TO INHIBIT CORROSION. MOTION SHAFT AND PINION CONSTRUCTED IN ANTI-ROSIVE HARDENED STEEL. INDEPENDENT OPEN/CLOSED TRAVEL STOP WITH ADJUSTMENT BETWEEN 70° AND 100° (ADJUSTMENT RANGE OF 10° BEFORE AND 5° AFTER 0°). FOR MODULATING OPERATION, SIZED FOR A MAXIMUM SUPPLY PRESSURE OF 80 PSI. TORQUE 486 PSSUITABLE TO BE MOUNTED ON KEYST ONE VALVE, MODEL 221, DIAMETER 4 WITH ELECTRO POSITIONER P200 -R. INPUT SIGNAL 4-20MA DC. SUPPLY PRESSURE: 1.4 TO 7 KGF/CM2 (20 TO 100 PSI). PNEUMATIC CONNECTION: ¼ NPT. ENCLOSURE: IP66/NEMA4. NON-E XPLOSION PROOF. TEMPERATURE RANGE -20°C TO 70°C. MEDIUM FLAT INDICATOR ARROW. WITH 1/8 NPT CONNECTION MANOMETER; MANUFACTURER 1: KEYSTONE; N-PART 1: F89U-009 SE (NA) + P200-R