Dwyer ACT-DA02 is a pneumatic and electric actuator with a temperature range of -40 to 140°F (-40 to 60°C). It has multiple power options (110 VAC, 220 VAC, 24 VAC, or 24 VDC) and an enclosure rating of NEMA 7 for hazardous locations. The actuator has 1/2" female NPT electrical connections and is made of powder-coated aluminum. It has a cycle time and power consumption specified in the instruction manual and can handle a maximum supply pressure of 120 psi. The DA series is double-acting, while the SR series is spring return. The standard features include a position indicator and two limit switches. The actuator's supply pressure ranges from 40 to 115 psi for DA and 80 psi for SR. It also has NAMUR standard accessory mounting and a modulating input of 4 to 20 mA. The duty rating is specified in the instruction manual.