RESTMO O-WM-2 Water Flow Meter User Manual
- June 14, 2024
- RESTMO
Table of Contents
O-WM-2 Water Flow Meter
User Manual
O-WM-2 Water Flow Meter
WARRANTY
Rostom provide one-year worry-free warranty. For any warranty claims within
one year from the original order date, please email your order ID to Restmo
Support and we will respond within 24 hours. support@restmo-
link.com
Scan the QR code or search RESTMO on YouTube to view the set-up instructions
video.
https://www.youtube.com/channel/UCuTuBhC5a6zUxbPQMri2j_Q
WARNINGS
- Filter can prevent water leakage and dirt’s damage. Clean filter regularly and replace if worn.
- Only use with clear cold water.
- When expecting freezing temperatures, device should be removed from the hose/faucet and stored indoors to avoid potential freeze damage.
SPECIFICATIONS
Inlet Thread | 3/4” NH Female (pure brass) |
---|---|
Outlet Thread | 3/4” NH Male |
Water Flow Rate | 0.3~12 GPM (1~45.5 L/min) |
Max Water Consumption | 99999 Gal (99999 L) |
Working Pressure | 8~145 psi (0.5~10 bar) |
Waterproof Grade | IPX6 |
Measurement Tolerance | ± 5% |
Battery | 1x CR2032 (included) |
FEATURES
- Pure brass inlet connection
- Compact design
- Simple installation & operation
- Easy-to-read LCD screen
- Switchable unit (gallon/liter)
- Low battery indication
- 4 modes of water flow measurement:
(a) Real-time water flow rate
(b) Last-time water consumption
(c) Daily average water consumption of 7 days (count from next day)
(d) Total water consumption
BATTERY INSTALLATION
Step 1:
Unlock the battery compartment by the included circle platin sheet or a coin.
Step 2:
Insert the included CR2032 battery. Step 3:
Lock the battery compartment by the included circle platin sheet or a coin.
Note:
- The CR2032 battery is included in the package box.
- Insert the battery with correct direction.
- Remember to lock the battery compartment.
DEVICE INSTALLATION
OPERATION
- Short press the button to change measure modes.
- Long press the button (3secs) at each mode to change setups or reset.
- The LCD screen goes to sleep if there is no operation or water flow within 1min.
FLOW MODE:
Flow mode displays the real-time water flow rate.
Long press the button to switch measurement units from gallon to liter.
CONSUMPTION MODE:
Consumption mode displays the last-time water consumption. Long press the
button to reset. AVG MODE:
AVG mode displays the daily water consumption of the last 7 days. (count from
next day) Long press the button to reset.
TROUBLESHOOTING
Problem | Possible Factors | Solution may help |
---|---|---|
Condensation on the screen | Air condenses inside the screen due to the | |
temperature difference between inside and outside. | The fog disappears when |
the temperature rises, or leave it stand for a period of time.
Water meter is leaking| Filter washer lost or damaged.| Check if filter washer
is in place.
Check if filter washer is clean and undamaged.
Faucet connection is hand tight.
Water meter does not count water flow| The counting flywheel does not rotate
properly or
filter is clogged.| Stones or dirt block the flywheel. If so, clean the stones
or dirt.
The flywheel is damaged. Contact customer service
for a new replacement. Check if the filter is clogged, if so, clean or
replace the filter.
LCD screen does not display| Battery is dead or is not installed properly.|
Replace with a new CR2032 battery.
Make sure the battery compartment is clean and
battery is installed with correct direction. Tightly screw the battery cap.
Water meter does not count correctly| Water meter counting has ±5% tolerance.|
Here are tips to test the counting performance:
Make sure the counting unit (liter/gallon) is correct.
Must install a garden hose on the outlet and make
sure the water flow is 0.6GPM (2.5LPM) at least.
Display always automatically resets to zero| Consumption mode counts the last-
time water usage and always resets to zero automatically
after water flow stops more than 1 minute.| To count continuous water usage,
switch to total
mode.
Total mode will not automatically reset to zero
unless you manually reset.
Garden Watering Made Easy
support@restmo-link.com
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