Custos BVSLWU User manual

Custos Ball Valve Servo
Technology for Humanity

Ubitech Ltd.
Version: 0.4.1
BVSLWx User Manual Date: 9-Jun-2021
Contents
1 INTRODUCTION.............................................................................................................................................................. 1
1.1 Custos BVS......................................................................................................................................................... 1
2 FEATURES & SPECIFICATIONS....................................................................................................................................... 2
2.1 Physical Specifications........................................................................................................................................ 2
2.2 Hardware Specifications.......................................................................................................................................2
3 WHAT INSIDE IN THE BOX............................................................................................................................................... 3
3.1 Standard Custos BVS package comes with below items:...................................................................................... 3
4 UNDERSTANDING CUSTOS BVS......................................................................................................................................4
4.1 Connectors & Interfaces.......................................................................................................................................4
5.1 Touch Sense Button.............................................................................................................................................5
5.2 Visual Indicator.................................................................................................................................................... 5
5.3 Sound Indicator....................................................................................................................................................5
6 PHYSICAL INSTALLATION................................................................................................................................................ 6
6.1 Quick Installation Instruction:................................................................................................................................6
7 WORKING MODE SUPPORT............................................................................................................................................ 7
7.1 Standalone...........................................................................................................................................................7
7.2 Network Mode..................................................................................................................................................... 7
7.3 Water Valve......................................................................................................................................................... 7
7.4 Water Leak Sensor & Alarm................................................................................................................................. 7
7.5 Temperature Sensor.............................................................................................................................................7
8 TOUCH SENSE BUTTON KEYLOCK.................................................................................................................................. 8
8.1 Touch Sense Button Keylock Enable.....................................................................................................................8
8.2 Touch Sense Button Keylock Disable....................................................................................................................8
9WATERVALVE OPERATION................................................................................................................................................ 9

Ubitech Ltd.
Version: 0.4.1
BVSLWx User Manual Date: 9-Jun-2021
9.1 Manual Calibration Valve Position.........................................................................................................................9
9.2 Turn Valve to OPEN..............................................................................................................................................9
9.3 Turn Valve to CLOSE............................................................................................................................................9
9.4 Pause OPEN/CLOSE Operation........................................................................................................................... 10
9.5 Resume OPEN/CLOSE Operation........................................................................................................................10
10 WATER LEAK SENSOR & ALARM................................................................................................................................. 11
10.1 Water Leak Detection & Alarm..........................................................................................................................11
10.2 Water Leak Alarm Cancellation......................................................................................................................... 11
11 TEMPERATURE SENSOR..............................................................................................................................................12
11.1 Temperature Report......................................................................................................................................... 12
12 APPENDIX...................................................................................................................................................................13
12.1 System Event Status........................................................................................................................................ 13
12.2 Touch Sense Button Keylock............................................................................................................................13
12.3 Operation Mode............................................................................................................................................... 14
12.4 Water Valve Operation......................................................................................................................................15
12.5 Water Leak Event & Alarm................................................................................................................................16
12.6 Patents............................................................................................................................................................ 16

Ubitech Ltd.
Version: 0.4.1
1
BVSLWx User Manual Date: 9-Jun-2021
1 INTRODUCTION
1.1 Custos BVS
Custos Ball Valve Servo “Custos BVS” is capable for outdoor deployment for controlling water valve OPEN / CLOSE. It also
supports auto CLOSE valve when water leak is detected by Local Leak Sensor Probe.

Ubitech Ltd.
Version: 0.4.1
2
BVSLWx User Manual Date: 9-Jun-2021
2 FEATURES & SPECIFICATIONS
2.1 Physical Specifications
Parameter
Value
Model No.
BVSLWU (US) / BVSLWE (EU)
Dimensions
14.8 x 9.6 x 13.3mm
Weight
BVS Unit: 603g
Body Color
White
Knob Color
Light Blue
Waterproof and Dustproof
IP66 level / Outdoor deployment
Usage
For Indoor and Outdoor Water Valve On/Off
Operation Temperature
14~122°F (-10 ~ +50°C)
Relative Humidity
8% ~ 80%
2.2 Hardware Specifications
Parameter
Value
RF Module
SX1261
RF Distance
40m (Indoor)/120m (Outdoor)
Region Frequency
US: US915, FCC CFR47 Part 15.249; EU: EU868
Motor Torque Power
Adaptive torque output max: 8n.m
Water Leak Sensor
Local Water Leak Sensor Probe
Temperature Sensor
Built-in MCP9700x, Range from -40°C to +125°C / (-40°F to +257°F)
Action Button
Touch Sense Button x 1
LED Indicator
3 colors LED. (Green, Yellow & Red)
Sound Indicator
Buzzer (Max. 85dB)
Power Supply
AC-DC: AC (110V 60Hz / 220V 50Hz); DC (12V / 1A)
Power Consumption
Standby: ~10mA @ 12VDC = 0.12W
Full Operation: Max ~700mA @ 12VDC = 8.4W

Ubitech Ltd.
Version: 0.4.1
3
BVSLWx User Manual Date: 9-Jun-2021
Figure 3B
Figure 3C
3 WHAT INSIDE IN THE BOX
3.1 Standard Custos BVS package comes with below items:
A. Custos BVS Main Unit x 1
B. AC-DC Adaptor x 1, (AC 110/220V to DC 12V/1A)
C. Local Leak Sensor Probe x 1 (Optional)
Figure 3A

Ubitech Ltd.
Version: 0.4.1
4
BVSLWx User Manual Date: 9-Jun-2021
4 UNDERSTANDING CUSTOS BVS
4.1 Connectors & Interfaces
Terminology
Description
Terminology
Description
○
aSound indicator
Buzzer
○
gProduct label
Product info and serial number
○
bTemperature sensor
Built-in temperature sensor
○
hClamp
Clamp on water pipe. Max 1-1/4 inch
○
cVisual indicators
3 colors LED with green, yellow & red
○
iDriving fork
Couple with valve handle
○
dTouch sense button
Network, water valve & alarm operations
○
jPower connector
DC 12V / 1A in
○
eKnob
Use to adjust clamp widths
○
kDust cover
Prevent dust and water
○
fDev EUI
Device EUI
○
lLeak sensor connector
Local leak sensor probe
○
l
○
l Leak sensor
connector
○
j
Power
connector
○
k Dust Cover
○
gProduct label
○
f
Dev EUI
○
e Knob
○
dTouch sense button
○
cVisual indicators
○
bTemperature Sensor
○
a Sound indicator
○
i Driving Fork
○
hClamp

Ubitech Ltd.
Version: 0.4.1
5
BVSLWx User Manual Date: 9-Jun-2021
5 KEY & INDICATORS BEHAVIOR
5.1 Touch Sense Button
- Short Press: One click comes with one short beep sound.
- Long Hold: Press and holding the key. “Come with 1 x short beep per second”
5.2 Visual Indicator
- 3 Colors LED: GREEN, YELLOW & RED
- ON Event: ON, quick blinking, slow blinking and “fade-in & fade-out”
5.3 Sound Indicator
- Buzzer: Long & short beep sound.

Ubitech Ltd.
Version: 0.4.1
6
BVSLWx User Manual Date: 9-Jun-2021
6 PHYSICAL INSTALLATION
6.1 Quick Installation Instruction:
-Make sure to disconnected the power.
-Place the Valve Handle in Close position.
-Choose right size Fork of BVS and aligning with Valve Handle. *Refer to “Figure 6A”
-Make sure the Knob and Valve Handle are facing on same side. *Refer to “Figure 6B”
-Tighten Clamps while holding down the Custos BVS.
-Unplug the Dust Cover and plug Local Water Sensor Probe into connector tightly. (Optional) *Refer to Figure 6C
-Connect the power socket to DC Adaptor, screw up the water seal cover.
-Plug DC Adaptor into AC Power Outlet.
Figure 6A
Figure 6B
Figure 6C
Leak sensor connector
Dust cover
Local water sensor probe
Power socket

Ubitech Ltd.
Version: 0.4.1
7
BVSLWx User Manual Date: 9-Jun-2021
7 WORKING MODE SUPPORT
7.1 Standalone
- The LED indicator stays with Yellow blinking without joining the LoRaWAN network or lose the network connection.
- Support OTAA, Water Valve Operation, Water Leak detection & Alarm.
7.2 Network Mode
- LED indicator stays in Green Heartbeat “Fade-in & Fade-out” after joined LoRaWAN network.
7.3 Water Valve
-Support OPEN, CLOSE, PAUSE
-RESUME during OPEN/CLOSE operation.
-Manual Calibration position of valve handle. (Only support operate by Touch Sense Button)
-Water Valve will be closed automatically once Local Water Leak Sensor Probe is triggered.
7.4 Water Leak Sensor & Alarm
- Water Leak Alarm will be activated and to CLOSE Water Valve automatically once Local Water Leak is detected.
- Once Local Water Leak is detected then Custos BVS will also send out Heartbeat through LoRaWAN network.
7.5 Temperature Sensor
- By default, BVS sends temperature report automatically to gateway when every 1°C or 1.8°F degree changed.

Ubitech Ltd.
Version: 0.4.1
8
BVSLWx User Manual Date: 9-Jun-2021
8 TOUCH SENSE BUTTON KEYLOCK
Custos BVS is capable for outdoor deployment. To prevent mis-operation by rain drop, end-user can
enable Touch Sense Button Keylock function to forbid the operation of Touch Sense Button until to
disable the keylock function.
8.1 Touch Sense Button Keylock Enable
After enabled Touch Sense Button Keylock function, Custos BVS will ignore all key events excepting Touch Sense Button
Keylock Disable function. (Refer to 8.2)
i. Start: Long hold Touch Sense Button 3 seconds then short click 3 times.
ii. Process: Yellow LED on 1 second then Red LED on 1 second with 1 beep sound.
iii. Success: Yellow LED slow blinking.
8.2 Touch Sense Button Keylock Disable
i. Start: Long hold Touch Sense Button 3 seconds then short click 3 times.
ii. Process: Yellow LED on 1 second then Red LED on 1 second with 3 beep sounds.
iii. Success: LED indicator resume previous status. (Yellow LED blinking or Green LED slow blinking)

Ubitech Ltd.
Version: 0.4.1
9
BVSLWx User Manual Date: 9-Jun-2021
9 WATER VALVE OPERATION
9.1 Manual Calibration Valve Position
Calibration function will identify the correct OPEN/CLOSE position and torque force, it will avoid excess stress applied to your
valve. By default, BVS will perform auto-calibration when re-power on every time.
i. Start: Long Hold Touch Sense Button 5 seconds then short click 5 times.
ii. Processing: Water Valve run OPEN and CLOSE 1-2 cycles, Yellow LED blinking and quick short beep sound keep
continue.
iii. Success: The LED indicator changes to Yellow LED blinking.
9.2 Turn Valve to OPEN
Turn Valve to OPEN position and let water run through the pipe.
i. Start: Short click Touch Sense Button 1 time.
ii. Processing: Water Valve turning to OPEN position, Green Heartbeat LED “Fade-in & Fade-out” and short beep sound keep
continue.
iii. Success: The LED indicator changes to Yellow LED blinking
9.3 Turn Valve to CLOSE
Turn Valve to CLOSE position and doesn’t let water run through the pipe.
i. Start: Short click Touch Sense Button 1 time.
ii. Processing: Water Valve turning to CLOSE position, Yellow Heartbeat LED “Fade-in & Fade-out” and short beep sound keep
continue.
iii. Finished: The LED indicator changes to Yellow LED blinking

Ubitech Ltd.
Version: 0.4.1
10
BVSLWx User Manual Date: 9-Jun-2021
9.4 Pause OPEN/CLOSE Operation
Pause only take effect during OPEN or CLOSE operation.
i. Start: Short click Touch Sense Button once.
ii. Processing: Yellow LED blinking and Valve stop operation.
9.5 Resume OPEN/CLOSE Operation
Resume only take effect during Pause operation.
i. Start: Short click Touch Sense Button once.
ii. Finished: Valve resume to operation (Continue to Opening / Closing) and LED indicator changes to LED Yellow/Green
Heartbeat.

Ubitech Ltd.
Version: 0.4.1
11
BVSLWx User Manual Date: 9-Jun-2021
10 WATER LEAK SENSOR & ALARM
10.1 Water Leak Detection & Alarm
Custos BVS comes with Local Leak Sensor Probe and support following functions, in short, once Water Leak is detected, Water
Leak Alarm will be activated, hence the water valve will be closed spontaneously, at this moment all other operations will not
be accepted except Water Leak Alarm Cancellation.
i. Activated Water Leak Alarm
-RED LED fast blinking.
-Fast beep sound.
ii. CLOSE Water Valve automatically
iii. Send out Heartbeat
iv. Water Valve keeps in CLOSE position
v. The operation is forbidden temporally until perform Water Alarm Cancellation operation. (Refer10.2)
10.2 Water Leak Alarm Cancellation
Water Leak Alarm Cancellation operation only accepted when Local Water Leak Sensor Probe is no longer detected water.
i. Start: Long hold Touch Sensor Button 2 seconds.
ii. Success: The LED indicator changes to previous status. (Yellow LED blinking or Green LED slow blinking and buzzer goes
silence.)
iii. Send out Heartbeat.

Ubitech Ltd.
Version: 0.4.1
12
BVSLWx User Manual Date: 9-Jun-2021
11 TEMPERATURE SENSOR
11.1 Temperature Report
i. By default, Custos BVS will send out Heartbeat automatically when temperature in 1 °C or 4°F change of ambient
temperature.
ii. Custos will send out °F in US version and °C for other versions.

Ubitech Ltd.
Version: 0.4.1
13
BVSLWx User Manual Date: 9-Jun-2021
12 APPENDIX
Terminology, all events and operations details including action key event, LED and Buzzer status.
12.1 System Event Status
Event
Detail
LED
Buzzer
System Ready
BVS is Ready to operate after power on or reset.
Green LED ON 2 seconds
2 beep sounds
Standalone mode heartbeat
Standalone Heartbeat without network connection
Yellow LED blinking
---
Event Success
Finished operation and success
Green LED ON 2 seconds
Short beep x 2
Event Error
Operation fail or not available
RED LED blinking 3 times
Long beep x 3
Event Timeout
Operation timeout
RED LED ON
1” Pulse sound
12.2 Touch Sense Button Keylock
Event
Action / Status
Key Action
LED Status
Buzzer Status
Keylock
Enable
Enable Lock Key Function
Hold 3 seconds & click 3 times
Yellow LED ON 1 second Red
LED ON 1 second
Long beep×1
Success – “In Network mode”
---
Yellow LED slow blinking
---
Success – “In Standalone Mode”
---
Yellow LED blinking
---
Keylock
Disable
Disable Lock Key Function
Hold 3 seconds & click 3 times
Yellow LED blinking
Long beep×3
Success – “In Network mode”
---
Green LED slow blinking
---
Success – “In Standalone Mode”
---
Yellow LED blinking
---

Ubitech Ltd.
Version: 0.4.1
14
BVSLWx User Manual Date: 9-Jun-2021
12.3 Operation Mode
Operation Mode
Function
Description
Action Key
Operation Support
Long
Short
Standalone
Network
Water Valve
Manual Operation
1.Open
Control water valve to full open
---
1
Support
Support
2.Close
Control water valve to full close
---
1
Support
Support
3.Pause
Pause only works during open/close
operation
---
1
Support
Support
4.Resume
Resume to previous during Pause
operation
---
1
Support
Support
5.Auto-calibration
Perform calibrate position and torque
force
5
5
Support
Support
Water Leak Alarm
6.Trigger to close valve
Auto close water valve
---
1
Support
Support
7.Alarm Cancellation
Resume to normal operation mode if
no alarm triggered
2
---
Support
Support

Ubitech Ltd.
Version: 0.4.1
15
BVSLWx User Manual Date: 9-Jun-2021
12.4 Water Valve Operation
Event
Action / Status
Key Action
LED Status
Buzzer Status
OPEN
Valve
Start OPEN (Valve in closed position)
Click 1 time
Yellow LED keep blinking
---
Processing
---
Yellow LED keep blinking
Keep short beep
Success
---
Green LED ON 1 second
Short beep×2
Next status (In Network Mode) Next
---
Green LED slow blinking
---
Next Status (In Standalone Mode)
---
Yellow LED slow blinking
---
CLOSE
Valve
Start CLOSE (Valve in opened
position)
Click 1 time
Green LED ON 1 second
1” Pulse sound
Processing
---
Yellow LED keep blinking
Keep short beep
Success
---
Green LED ON 1 second
Short beep×2
Next status (In Network Mode)
---
Green LED slow blinking
---
Next Status (In Standalone Mode)
---
Yellow LED slow blinking
---
PAUSE
Operation
PAUSE Only available during
Open/Close operation
Click 1 time
Yellow LED ON 1 second
Red LED ON 1 second
1” Pulse sound
Processing- “In Network Mode”
---
Yellow LED slow blinking
---
Next status “In Network Mode”
---
Green LED keep blinking
---
Processing- “In Standalone Mode”
---
Yellow LED keep blinking
---
Next status- “In Standalone Mode”
---
Yellow LED keep blinking
---
RESUME
Operation
Start RESUME available during
Open/Close operation
Click 1 time
Green LED ON 1 second
Short beep×3
Next Status-Return Open/Close
Yellow / Green LED blinking
Keep short beep
Manual
Calibration
Start Manual Calibration
Hold 5 second &
click 5 times
---
---
Processing-Open & Close 1-2 cycles
---
Yellow LED keep blinking
Keep short beep
Next Status-“In Network Mode”
---
Green LED slow blinking
---
Next status- “In Standalone Mode”
---
Yellow LED keep blinking
---

Ubitech Ltd.
Version: 0.4.1
16
BVSLWx User Manual Date: 9-Jun-2021
12.5 Water Leak Event & Alarm
Event
Action / Status
Key Action
LED Status
Buzzer Status
Leak Sensor Probe Triggered
Start Water Leak Alarm
---
RED LED fast blinking
Fast beep sound
Processing-Close Water
Valve Automatically
---
RED LED fast blinking
Fast beep sound
Leak Alarm Cancellation
Alarm Cancellation
Long hold 2 seconds
Green LED blinking 2 times
Short beep×2
Success cancellation
---
Green LED blinking 3 times
Short beep×3
Next Status-“In Network
Mode”
---
Green LED slow blinking
---
Next Status-“In
Standalone Mode”
---
Yellow LED blinking
---
12.6 Patents
CN Patent: ZL 2019 1 0505506.0
US Patent: US 10,995,876 B2

Ubitech Ltd.
Version: 0.4.1
BVSLWx User Manual Date: 9-Jun-2021
Contact us if you have any questions
Website:
https://ubitech.hk/custos-lw/