RLV450
PROGRAMMABLE THERMOSTAT
READ BEFORE INSTALLING
DESCRIPTION
Temperature pre-
set buttons
Time and day
Set the hour
Set the minute
Set the day
Program the schedule
Skip a period
Select the mode of
operation
Indicates the
heating power
Temperature
adjustment but-
tons
* LP appears only for the first two minutes when the thermostat is without
power. This can occur during a power outage or when the thermal protection
device inside the baseboard heater is opened.
Fig. 1.
This programmable thermostat can be used to control an electric heating
system such as an electric baseboard heater, a radiant ceiling, a radiant floor,
a convector or a fan-forced heater.
The thermostat cannot be used with:
• a resistive load over 16.7 A
• a resistive load under 2 A
• a system driven by a contactor or relay (inductive load)
• a central heating system
SUPPLIED PARTS:
• One (1) thermostat
• Two (2) 6-32 screws
• Two (2) solderless connectors
INSTALLATION
Indicates that the tem-
perature setpoint is dis-
played
Indicates that the set-
tings are locked
Temperature
Indicates the current
mode of operation
Temperature pre-
set icon
Indicates that the
thermostat is configured
for a fan-forced heater
Indicates the current
period (appears in auto-
matic mode only)
NOTE:
Indicates that the thermostat
is without power *
1.
WARNING
TURN OFF POWER TO THE HEATING SYSTEM AT THE MAIN
POWER PANEL TO AVOID ELECTRICAL SHOCK. THE
INSTALLATION MUST BE PERFORMED BY AN ELECTRICIAN.
All cables and connections must conform to the local electrical
code.
Special CO/ALR solderless connectors must be used when
connecting with aluminum conductors.
Install the thermostat onto an electrical box.
Install the thermostat about 5 feet high, on an inside wall facing the
heater.
Avoid locations where there are air drafts (such as the top of a
staircase or an air outlet), dead air spots (such as behind a door),
or direct sunlight.
Do not install the thermostat on a wall that conceals chimney or
stove pipes.
The thermostat wires are not polarized; either wire can be
connected to the load or to the power supply.
Always keep the thermostat's vents clean and unobstructed.
Fig. 2.
USER GUIDE
M38000
69-2201ES-08
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