and low-voltage controllers that require clean linear power without the high-frequency noise typical of switching supplies
providing the high-voltage discharge necessary to bridge electrode gaps in cold-start environments
verify that you are using the high-close-off (AH) actuator
The Schneider Electric (Erie) AG24D020 Actuator is a high-performance 208Vac zone valve actuator designed for reliable on/off control in demanding HVAC applications
provided the flow direction arrow on the bronze casting is followed
Johnson Controls A19AAB-7 Temperature Control 30067439-890 and low-voltage controllers that requireJohnson Controls A19AAB 7 Temperature, Mechanical, 24 to 277Vac, SPST, Open High, Automatic Reset, 100 to 300 degree F Setpoint Range, 7 degree F Fixed Differential, 6' Capillary Length with 3 16" x 9 1 2" Sensing Bulb, High Range Oven Temperature Control with Knob Range Adjuster and Visible Scale A19AAB 7 is identical to A19AAB 7C