Brochure

M556 Series (2466 Series), M572 Series (2472 Series), M573 Series (2473

Series), M574 Series (2474 Series)

Specifications

Construction

Housing Glass-filled nylon.

Diaphragm Neoprene, rolling type.

Shaft Stainless Steel on M556, M573, M574. Nickel plated steel on M572, M583, M584.

Stroke Refer to Model Chart.

Spring Retract actuator shaft on loss of air pressure.

Ambient temperature limits -20 to 180qF (-29 to 82qC).

Supply air pressure Clean, dry, oil free air required.

Nominal 20 psig (138 kPa). [M580 Series nominal 0 to 15 psig (0 to 103 kPa).]

Maximum 30 psig (207 kPa).

Air consumption (positioner

models)

0.017 scfm.

Adjustments

Hesitation stroke start point 4 psig (28 kPa); stroke adjustable 20% to 70% prior to 4 psig (M58X only).

Finish stroke start point 8 psig (55 kPa); stroke adjustable 80% to 30% after 8 psig (M58X only).

Connections Barbed fitting for 1/4 in. O.D. plastic tubing.

Dimensions

M556 Series 5-3/4 dia. x 17 L in. (146 x 432 mm).

M573 Series 3-3/4 dia. x 14 L in. (95 x 356 mm).

M574 Series 4-5/8 dia. x 15-1/8 L in. (117 x 384 mm).