Glossary Or Terms

Glossary  (heat)

Amps                                        Or amperage, the amount of electricity “flowing” through your heater and wires

BTU                                         Abbreviation for British Thermal Unit it’s used to measure a quantity of heat.

CFM                                        Abbreviation for cubic foot of air per minute used for measuring amount of air like gallons of water

Disconnect switch                     A power switch that meets the code requirement’s for disengaging power to the heater

Double pole disconnect switch:           A power switch that meets the code   (for two wires) for disengaging power to the heater

DP thermostat:                         Both wire switches the heater on or off

FPM                                        Abbreviation for feet per minute, in regards to the speed of air  like miles per hour

Integral thermostat:                  Thermostat mounted inside of the heater

KW                                          Abbreviation for 1000 watts per hour

Line voltage thermostat:           Remote mounted thermostat (on wall for instance) that uses the same voltage as the heater i.e.:  120 or 240 volts

Low voltage thermostat:           Remote mounted thermostat (on wall for to reduce power from line volts to control volts i.e. 240 to 24 volts

Night set back                          Reference to a thermostat that can lower or raise the room temperature per a time clock setting             

Primary transformer                  A device use to reduce the voltage in

a heater, i.e. 120 volts to 24 volts

Recessed housing                     General term for installing a heater in between your wall studs

RPM                                        Abbreviation for revolutions per minute, speed of a wheel on blower or shaft turning on motor

Single pole disconnect switch:  A power switch that meets the code requirement’s  (for one wire only) for disengaging power to the heater

SP thermostat:                         Only one wire switches the heater on or off

Surface mounting frame           This is an optional frame that surrounds a               heater so that you can mount it on a wall rather than in side the wall  

T bar frame kit                         This provides the ability of mounting a heater in a suspended ceiling.

Tamper resistant:                     Reduces the ability to change thermostat settings in a heater or wall thermostat

Transformer Relay:                   A single package device that provides 24 volts to control the thermostat and includes a relay to turn power on and off to heater

Watt                                         Amount of power (electricity) used in your heater