Johnson Controls Coil Freeze Protection w/ Alarm Circuit (15-55F)

The A70 single-pole and A72 two-pole controls are supplied in a wide selection of ranges to meet most application needs. See "Temperature Ranges." Models may be supplied to open a circuit on temperature increase or close a circuit on temperature increase as required. An A70 single-pole control may optionally include a separate reverse-acting auxiliary contact. Models are available with a SPDT enclosed Pennswitch. Features Long life contact structure with high contact force right up to break, no bounce on make. Make reset models are "trip-free" Ranges available to cover most applications. Auxiliary contact can be used to actuate an alarm circuit when the main contact opens. Two-pole construction provides a number of application advantages (see "General Description" Heavy gauge "low profile" stainless steel element cup to protect against mechanical damage.