Specifications
17
On/OffThermostats–ProgrammableVoice&Phone
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CEO/CEM-24-HC22
“Talking Thermostat”
With telephone & voice capabilities, “call-out” options and 5-1-1
weekly programmable, these thermostats are perfect for your
second home, cabin or office.
General Features
y Main supply – 24VAC
y Telephone Communication - call the thermostat from
remote location to check or set the mode and
temperature
y Modes: Cool/Heat/Auto-Change-Over/Auto-fan/
Fan-On
y Up to 2 Heating stages of and 2 Cooling stages
y Heat Output configuration – Electric or Oil/Gas
operation in Heat Mode
y When working with Oil/Gas in Heat Mode the internal
fan operation can be disabled
y 5-1-1 weekly program
y Compressor protection delay timer
y Economy Mode – to be activated when you leave
home for any period of time
y General purpose output (e.g. boiler) – to be
activated also by telephone for unlimited time
y °F or °C Temperature Scale (part # dependent)
y Real Time Clock – 24 hours/12 hours (AM/PM)
Model based Features
CEO CEM
y Thermostat calls-out to user in case of alarm situation,
Up to 3 phone numbers can be programmed
y Thermostat re-dials every 2 minutes in case of a busy
line
y Selectable system output configuration (by Jumper) -
Heat-Cool 24VAC/ Millivolt (dry contact)
y Alarm activated when temperature reaches pre-set
high or low limit, or when fault input is active
y Heat Pump in Cool/Heat – jumper selectable
y Selectable system configuration- Heat-Cool/Heat
Pump/Millivolt (dry contact)
Wiring Diagram
Fan
Heat element 2
Compressor 2
Compressor 1










