background image

The icon blinks once every time when incoming wireless sensor 

signal is received (every 60s)

Fair wireless sensor signal

Weak wireless sensor signal

Bad / no wireless sensor signal

3.  If the signal for 

Ch 1~7

 has discontinued and does not recover within 15 minutes, the 

temperature and humidity will display “

Er

” for the corresponding channel.

4.  If the signal does not recover within 48 hours, the “

Er

” display will become 

permanent. You need to replace the batteries of the “

Er

” channel’s sensors and then 

press

 [ SENSOR ] 

key to pair up with the sensors per each “

Er

” channel again.

NOTE:

The operation or signal icons of different display consoles may be different, please refer 

to the user manual of your display console for more detail.

SENSOR PLACEMENT

Place the sensor in the pool within 30 meters (100 feet) of the display console and avoid 

side wall of the pool block the sensor signal.

Display

console

Pool sensor placement

LOW BATTERY ICON

If the sensor is low in battery, the low battery icon “   ” will display on the LCD of the 

sensor and display console.

NOTE:

On the display console, the low battery icon will only appear when the corresponding 

channel is displaying. 

PRECAUTIONS WHEN OPENING AND CLOSING THE SENSOR CASING

Inner O-ring

Outer O-ring

1. 

Opening the casing:

 - Unscrew the bottom casing carefully in 

direction indicated

 - There are 2 o-rings , one inner and one 

outer in blue color between the 2 casings

 - The outer O-ring may drop down and 

rest on the bottom casing.

Inner O-ring

Outer O-ring

2. 

Before closing the casing:

 - Ensure the unit is wiped dry completely 

or leave to dry to avoid trapping any 

moisture inside 

 - Carefully place both O-rings back into 

their respective grooves, and apply 

water-tightness jell/grease if necessary

Misplaced

outer O-ring

3. 

Closing the casing:

 - Ensure the outer O-ring is not misplaced 

(as shown) when closing the casing

 - Close the casing tightly such that the 

2 vertical arrows aligned vertically and 

pointing to each other (circled in gray)

 - Water droplets may condense on the 

LCD if moisture is trapped inside the 

unit. Just leave the unit open and let 

the droplet evaporate naturally before 

closing the casings

IMPORTANT NOTE

 - Read and keep these instructions.

 - Do not subject the unit to excessive force, shock, dust, temperature or humidity.

 - Do not cover the ventilation holes with any items such as newspapers, curtains etc.

 - Do not clean the unit with abrasive or corrosive materials.

 - Do not tamper with the unit’s internal components. This invalidates the warranty.

 - Only use fresh batteries. Do not mix new and old batteries.

 - Do not dispose old batteries as unsorted municipal waste. Collection of such waste 

separately for special treatment is necessary.

 - Attention! Please dispose of used unit or batteries in an ecologically safe manner.

 -

Technical specifications and user manual contents for this product are subject to 

change without notice.

SPECIFICATIONS 

Dimensions (W x H x D)

100 x 207.5 x 100 mm

Main power

2 x AA size 1.5V batteries  

(Alkaline battery recommended)

Operating temperature range 

-5°C ~ 60°C ( -23°F ~ 140°F ) do not recommend 

under freeze condition

RF frequency 

915 MHz for US

RF Transmission interval

60 seconds

RF transmission range 

Up to 30 m (100 feet) line of sight

This device complies with Part 15 of the FCC Rules.   Operation is subject to the 

following two conditions:  (1) this device may not cause harmful interference, and (2) 

this device must accept any interference received, including interference that may cause 

undesired operation.

Warning:  Changes or modifications to this unit not expressly approved by the party 

responsible for compliance could void the user’s authority to operate the 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 off 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 different from that to which the 

receiver is connected.

- Consult the dealer or an experienced radio/TV technician for help.

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