Installation Instructions
SENTREE
Safety and Installation 
ALF-000008
ISED REGULATORY STATEMENTS (IC: 22365-ALB050)
This device contains licence-exempt transmitter(s)/receiver(s) 
that comply with Innovation, Science and Economic Development 
Canada’s licence-exempt RSS(s). Operation is subject to the following 
two conditions:
(1) This device may not cause interference.
(2) This device must accept any interference, including interference 
that may cause undesired operation of the device.
CAN ICES-003(B) / NMB-003(B)
FCC REGULATORY STATEMENTS (FCC ID: 2AKXF-ALB050)
Changes or modications not expressly approved by the party 
responsible for compliance could void the user’s authority to operate 
this equipment.
Note: This equipment has been tested and found to comply with the 
limits for a Class B digital device, pursuant to part 15 of the FCC Rules. 
These limits are designed to provide reasonable protection against 
harmful interference in a residential installation. This equipment 
generates, uses and can radiate radio frequency energy and, if not 
installed and used in accordance with the instructions, may cause 
harmful interference to radio communications. However, there is no 
guarantee that interference will not occur in a particular installation. If 
this equipment does cause harmful interference to radio or television 
reception, which can be determined by turning the equipment o 
and on, the user is encouraged to try to correct the interference by 
one or more of the following measures:
— Reorient or relocate the receiving antenna.
— Increase the separation between the equipment and receiver. 
— Connect the equipment into an outlet on a circuit dierent from 
  that to which the receiver is connected. 
— Consult the dealer or an experienced radio/TV technician for help.
POWER REQUIREMENTS
Rated voltage 240 VAC, single phase, 60 Hz
Rated current 40mA
Rated power 9.6W
Maximum power consumption 12W
REPLACEABLE FUSE
Fuse specications
UL Listed or Recognized Supplemental 
Circuit Protection
T 5.0 A H 300 VAC
Replace with same type and fuse rating 
Example: Bel Fuse Inc, 0ADKC5000-BE
SAFETY & WARNINGS
ACTIVATE YOUR SENTREE 
Go to app.alertlabs.com or download the 
app for your iPhone to activate the sensor 
and get full installation instructions.
WARNING: RISK OF ELECTRIC SHOCK. 
CAN CAUSE INJURY OR DEATH: 
DISCONNECT ALL REMOTE ELECTRIC 
POWER SUPPLIES BEFORE SERVICING.
WARNING: CLASS 2 WIRING TO BE ROUTED AND 
SUPPORTED SUCH THAT IT WILL NOT COME INTO 
CONTACT WITH LINE VOLTAGE WIRING OR SHARP 
EDGES WITHIN THE ASSEMBLY.
WARNING: REFRIGERANT CAN CAUSE FROSTBITE. 
AVOID DIRECT CONTACT WITH THE SKIN. TO PROTECT 
HANDS IN THE EVENT OF REFRIGERANT LEAKAGE, 
WEAR GLOVES WHILE INSTALLING THE SENSOR.
WARNING
RISK OF ELECTRIC SHOCK. 
CAN CAUSE INJURY OR DEATH: 
DISCONNECT ALL REMOTE 
ELECTRIC POWER SUPPLIES 
BEFORE SERVICING
WARNING: RF EXPOSURE COMPLIANCE
The antenna(s) used for this transmitter must be 
installed to provide a separation distance of at least 
2
0 cm from all persons and must not be co-located 
or operating in conjunction with any other product 
antenna or transmitter.
CAUTION
Installation must be performed by qualied HVAC 
technicians that are certied by the local Air 
Conditioner and Refrigeration Licensing Agency. 
Good refrigeration practices are expected to be used.
This Sentree device is intended to be connected to 
condenser units powered by 240 VAC, single phase, 
60 Hz power and must connect to unused 1/4 inch 
quick connect terminals on the line side of the 
condenser’s contactor.
This Sentree device is intended for use on systems 
up to 600 psi operating pressure.
This Sentree device is only intended for use on 1–5 
ton residential air conditioner units.
There shall be no cutting of wires, rearrangement 
of existing components in the installed unit, cutting, 
drilling or welding in electrical compartments or in 
other areas where such operations may damage 
electrical or refrigerant components and wiring.
This product is not to be used with ammable 
refrigerants.
The kit assembly is suitable for locations where the 
assembly is occasionally in direct contact with water, 
as rain or defrost water, which may be permitted to 
collect inside the condensing unit.
PKG-000076-002


