Manufacturer: Johnson Controls |
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Description: 15/55F; DIFF 5 FXD; OPEN-LO
(A70 Series)
Category: Temperature Controls
A70, A72 Series Temperature Controls
for Refrigeration and Heating
Application
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.
All Series A70, A72 controls are
designed for use only as
operating controls. here an
operating control failure would
result in personal injury and/or
loss of property, it is the
responsibility of the installer to
add devices (safety, limit
controls) or systems (alarm,
supervisory systems) that
protect against, or warn of,
control failure.
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
· Heavy gauge “low profile”
stainless steel element cup to
protect against mechanical
damage.
General Description
The A70 controls provide
dependability and quality at
attractive prices.
· All A70, A72 controls have a
single calibrated scale which
shows directly both cut-in and
cutout settings.
Adjustments
can be made readily without
removing the cover.
Replaces Part Numbers: A70HA-13, CARA70HA-13