UTC UDI-28 User Manual Download Page 32 | Manualshive

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Active Antenna

UDI-28™ boat unit uses state of art acoustical antenna. This antenna is ACTIVE by means of electronics

and materials that support better gain, low noise, digital signal formats, enhanced matching to
underwater environment which results better communication to main boat unit.
Please ensure that the active antenna is used properly. Do not use the antenna for any other application

except with the UDI-28™ Boat unit. This antenna also serves for other systems. It is critical to hook the
antenna with another metal cable (not the communication cable) to support its weight.

Functions of UDI-

28™

The UDI-28™ boat unit contains the following functions:



Electronic compass



Message sending/receiving



Communication with 2 Networks ("NET")



Homing beacon

Use of these functions is explained below.

Charging the UDI-28

™ boat unit

UDI-28™ uses a rechargeable internal battery. You can use the boat unit running on a battery

.

1. Disconnect Antenna.

2. Power Off the Boat unit.

3.

Connect the power adapter to the power connector on the UDI-28™ boat unit to recharge the battery

.

4. After fuly charge, disconnect charger, power On and then connect antenna.

NOTE:

Read

Lithium Polymer Charging, Handling, Safety Information

on page 3.

WARNING

: The UDI-28™ boat unit is a completely sealed unit and meets IP67 standard. It may stop

functioning if opened. The warranty will be void if the unit is disassembled or the seal is
broken.

Connecting the UDI-28

™ boat unit to the PC

You can connect the UDI-28™ boat unit to the PC to perform data transfers (messages list, users list),
using the UDI28-MANAGER application.

To connect the UDI-28™ boat unit to the PC:

Only when Boat unit is turned "On".

Connect the USB cable to the computer

and then use the software. When completed, disconect USB

and then Turn Off.

DO NOT Turn "Off"

the Boat unit when connected to PC.

WARNING

: Ensure that you have properly installed the UDI28-MANAGER software to be able to

use this function.

Please note that when

NEW SOFTWARE VERSION is INSTALLED, please

disconnect antenna, this will prevent updaing the firmware in the antenna.

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Summary of Contents for UDI-28

Page 1: ...stomer lead number Protected by patents no 6125080 6130859 6272072 in the US and in other countries Version 1 42 August 2020 Dear valued customer if you find any typo or need any clarification please send us an email with the relevant information info utc co il ...

Page 2: ... the UDI 28TM system it is agreed and understood that in no event will Underwater Technologies Center Ltd UTC or any of their representatives be held liable for any personal injuries or death or damages to property resulting from its operation or for any other damages whether direct indirect or consequential even if UTC has been advised of such actual or potential damages UTC products are authoriz...

Page 3: ...USE THIS COMPUTERIZED UNIT EVEN IF UTC HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES Underwater operations are inherently dangerous and proper safety procedures demand that you never rely solely on just the UDI 28TM or any other single instrument method or mechanism for human safety or the safety of property BATTERIES DISCLAIMER Lithium Ion Batteries can catch on fire The UDI 28 uses Lithium...

Page 4: ...able you to complete the dive COMPASS DISCLAIMER The UDI 28 contains 3 D Magneto Impedance sensor Combined with software it generates the North magnetic direction Common sense must be used at all times when navigating therefore it should only be considered as aids to navigation The UTC policy of continuous improvement may result in changes to product specification without prior notice It is advise...

Page 5: ...ing anything herein to the contrary the purchaser and or user of the UDI 28TM system shall not obtain any intellectual property right in any the UDI 28TM system or any part thereof other than the limited right to use it The purchaser and or user of the UDI 28TM system shall not have and shall not acquire in any way any intellectual property right in the UDI 28TM system The UDI 28TM system shall no...

Page 6: ...ce display 21 Underwater display 21 Timer and reviewing additional data 22 Abnormal conditions 23 Low battery 23 Empty battery during dive 23 Using the Compass 23 Sending and receiving text messages 24 Sending a message 24 Viewing last message 25 Receiving a message 25 Navigation to a target 26 Navigation mode 26 Using the Navigation display 27 SOS Signals 27 Remote homing 28 Remote SOS 28 Mask Ho...

Page 7: ...te SOS 36 Using the Compass 36 Transmit homing 38 Setting up the UDI 28 Boat Unit 38 Buddy Select 38 Transmission power 39 UDI 28 Boat unit setup 39 Clock 39 AUDIO 39 LED Control 40 Display Contrast 40 Units 40 About UDI 28 40 Care and maintenance 41 Revert to factory setting 41 ...

Page 8: ...ion The system consists of the UDI 28 diving unit an optional UDI 28 PRO boat unit with an active antenna and the UDI28 MANAGER PC software Each item can be purchase separately The UDI 28 contains the following functions Text messages communication device SOS signal transmission and reception Navigation unit and homing device Dive Information Compass The UDI28 MANAGER PC software can be used in co...

Page 9: ...I 28 goes to standby and the screen displays the word Standby After 60 minutes of no activity the UDI 28 turns off The UDI 28 unit contains a water sensor When the UDI 28 unit that has been turned on or is in standby comes in contact with water the bottom timer becomes active A dive is considered if the UDI 28 is at a depth of 2 meters for at least 10 seconds Before every dive To ensure your safe ...

Page 10: ...ED display plastic protector 2 Up scroll button 5 Attachment buckle 3 Down scroll button 6 Enter button 7 Emergency SOS button The UDI 28 contains the following functions Bottom timer Electronic compass Message sending receiving Homing device Emergency signaling Use of these functions is explained below ...

Page 11: ...led or the seal is broken Ensure that the UDI 28 is fully charged before your dive Charge the battery for 12 hours prior to the first time you use the UDI 28 To charge the UDI 28 1 Ensure that your hands the UDI 28 and the charger are dry 2 Ensure UDI 28 is Off and ony then connect the quick adapter to the UDI 28 3 Connect the power charger to the quick connector 4 Connect the power charger to a p...

Page 12: ...UDI28 MANAGER application For information see UDI28 MANAGER Software User Manual To connect the UDI 28 to the PC turn On the UDI 28 1 Connect the quick connector to the UDI 28 2 Connect the USB cable to the quick connector 3 Connect the USB cable to the computer NOTE Ensure that you have properly installed the UDI28 MANAGER software to be able to use this function To activate the connection to the...

Page 13: ...ss the Enter button again The current settings screen opens 3 Press the Enter button again The setup menu opens After a few seconds the dive info displays Standby mode The UDI 28 unit goes into Standby mode after 10 minutes of inactivity on the surface The UDI 28 unit goes from Standby to Off after 1 hour of inactivity on the surface When in Standby mode the UDI 28 unit instantly returns to use up...

Page 14: ...nctions The main menu flowchart is shown below 5 Setup 1 Messages 2 Navigation 3 Compass Main 4 Dive Info Use of the various functions is described in detail as follows Setup see page 15 Dive Info see page 21 Messages see page 24 Navigation see page 26 Compass see page 23 ...

Page 15: ...he UDI 28 units UDI 28 Setup Set UDI 28 parameters clock audio led units etc Main Back to the Main menu The Setup menu flowchart is shown below 5 Main 3 Trans power Setup 1 PC Connection 4 UDI Setup 2 Network Setup 1 From the Dive Info display double click of the Enter button will open the Main menu 2 Use the Up Down buttons to scroll to Setup 3 Press Enter to choose the selection To exit the Setu...

Page 16: ...ion is active This will damage your UDI 28 NOTE When the PC connection has not been used for 2 minutes it becomes disabled to prevent any damage to the UDI 28 To use PC Connection 1 Connect the quick connector to the UDI 28 2 Connect the USB cable to the quick connector 3 Connect the USB cable to the PC computer 4 On the UDI 28 Setup menu select PC Connection 5 Select Enable press Enter to enable ...

Page 17: ...ser 2 Select a network from 1 or 2 and press Enter NETWORK 1 Net 1 2 Net 2 3 Select User to define the user name number for the UDI 28 and press Enter NETWORK SETTING 2 User 1 Net 3 Buddy 4 Select a User named or numbered from the 28 users and press Enter USER 2 Brad 1 User 1 3 Jen 5 Select Buddy to define your buddy number and press Enter NETWORK SETTING 3 Buddy 2 User 4 Setup 6 Select a User nam...

Page 18: ...ilities Select a power level and press Enter TRANS POWER 2 Med power 1 Low power 3 High power UDI 28 Setup Use the UDI 28 Setup menu options to set the time volume led and units on your UDI 28 Clock Use this option to set the time and date 1 Press Enter to select a time unit 2 Use the Up Down buttons to set the appropriate value 3 Press Enter to move to the next time unit on the list 4 Repeat 5 Wh...

Page 19: ...to select Metric units meters degrees C or Imperial units Feet degrees and Fahrenheit as your unit of measurement Select Imperial or Metric and press Enter All units displayed on the UDI 28 will now conform to the unit type chosen UNITS 1 Imperial 2 Metric NOTE The temperature displays according to your units selection When you select Feet Fahrenheit degrees are shown when you select Meters centig...

Page 20: ...ike to revert to the original UDI 28 factory settings press the Up Down and Enter buttons simultaneously to start the UDI 28 on Wait for the UDI 28 to turn on and for the message set default appears on the screen All customizations and settings you have done will be erased and UDI 28 will turn on with the original factory settings ...

Page 21: ...on twice to go to the Main menu The dive info display is different when the UDI 28 is on the surface and when the UDI 28 is in an underwater environment Surface display On the surface the dive Info display shows the following Depth Dmax 0 0 0 0 UDI28 62 Net 2 Buddy User 1 1 2 3 4 1 Current Depth and maximum depth 3 Battery indicator 2 Network Buddy indicator 4 azimuth compass Underwater display In...

Page 22: ...3 25 START 0 0 0 1 3 2 The initial screen shows START button to begin counting from ZERO Selecting STOP will hold the Time counter Selecting RESUME will continue the Time counter Selecting CLEAR will end with a confirmation screen Selecting OK will set the time counter back to Zero Selecting CANCEL will return to the last counter screen CLEAR 25 5m 13 25 STOP 1 32 10 Press the DOWN button to retur...

Page 23: ...w battery alert start ascent immediately according to safe diving practice and recharge the UDI 28 after you reach the surface Empty battery during dive If the battery status becomes empty during a dive the battery icon starts to flash in addition to the UDI 28 sounding an alert tone This indicates that the UDI 28 can continue to work for a half hour with 1 transmission every 4 minutes depth max d...

Page 24: ... buddy or other UDI 28 users on the same network using the Send Message function To enter the Message menu From the Main menu select Messages and press Enter To exit the Messages menu and return to the Main menu select Main and press Enter Sending a message The UDI 28 unit can send one of up to 28 user preset text messages to other UDI 28 users and to the boat unit To send a text message 1 In the ...

Page 25: ...twork used 3 Use the Up Down buttons to scroll the last five messages received MESSAGES 4 Last Msg Rcv 5 Main 3 Send Receiving a message When you receive a text message from your buddy or another UDI 28 user your UDI 28 sounds an audible signal and blinks light if enabled the message is automatically displayed The received message identifies the message sender Only if the message is an SOS The dep...

Page 26: ...hod for tracking Correct navigation as you dive showing the adjusted direction of the target beacon on the UDI 28 Choose a random initial direction to start diving and then adjust as you go 1 Starting location of diver 3 Beacon location 2 Course adjustments To enter Navigation mode From the UDI 28 Main menu select Navigation and press Enter To exit the Navigation mode and return to the Main menu s...

Page 27: ...im direction your heading 3 Time 7 Start restart tracking This is useful if you suddenly loose the beacon 4 Track current track direction 8 Doppler value bar shows that you are approaching getting closer to the target 9 Doppler value shows how quickly you are approaching positive numbers or moving away negative numbers from the target 10 Depth indicator present diver depth 5 Lock the course you ne...

Page 28: ...g signal takes the form of a message that cannot be modified or deleted from the message list To activate the remote homing 1 In the Message menu select Remote Homing from the list by scrolling with the Up Down buttons and then click Enter 2 Click Send The message is sent MESSAGES 30 Remote Homing Remote SOS UDI 28 contains the ability to send a remote SOS signal to another user Failure to respond...

Page 29: ...lect Enable to mask the beacon and press Enter MASK HOMING 2 Disable 1 Enable depth max dive time 15 4 32 0 25 UDI28 124 M 3 When you enable Mask Homing a small M is shown in the lower right corner of the display Care and maintenance UDI 28 requires very little care or maintenance After every dive wash and wipe down the UDI 28 and make sure that the contacts are dry prior to connecting the UDI 28 ...

Page 30: ...of the housing This frees the housing and allows you to remove it from the UDI 28 unit You can then pop the protective cover out and replace it with a new cover Revert to factory setting In case you need to revert to the original UDI 28 factory settings press the Up Down and Enter buttons simultaneously when the UDI 28 is off Wait for the UDI 28 to turn on All customizations and settings you have ...

Page 31: ... their way back to the boat In addition pending to sea conditions the Boat unit can send transmissions by using its Active Antenna up to 2000 meters The boat unit is shown below 1 2 9 8 7 6 5 4 3 1 OLED display glass protector 2 Up and Down scroll buttons 3 Enter button 4 Alarm light 5 Antenna connector 6 Network selection buttons and lights 7 Power charge connector 8 USB connector 9 Active Antenn...

Page 32: ...ntenna 2 Power Off the Boat unit 3 Connect the power adapter to the power connector on the UDI 28 boat unit to recharge the battery 4 After fuly charge disconnect charger power On and then connect antenna NOTE Read Lithium Polymer Charging Handling Safety Information on page 3 WARNING The UDI 28 boat unit is a completely sealed unit and meets IP67 standard It may stop functioning if opened The war...

Page 33: ... menu options press the Up or Down buttons To select an option press the Enter button UDI 28 Boat unit main menu The main UDI 28 menu allows you to access UDI 28 functions The main menu flowchart is shown below 4 Setup 1 Messages 2 Compass Main 3 Trans Homing The various functions are described in detail as follows Messages see page 33 Compass see page 36 Transmit homing see page 38 Setup see page...

Page 34: ...STEM in the operation range Only devices that contain same table tag as the SOS sender will be able to receive full information i e NET and name of user To enter the Message menu From the Main menu select Messages and press Enter To exit the Messages menu and return to the Main menu select Main and press Enter Sending a message The UDI 28 unit can send any message from the preset text messages to ...

Page 35: ...k used 2 Use the Up Down buttons to scroll the last five messages received MESSAGES 4 Last Msg Rcv 5 Main 3 Send Receiving a message When you receive a text message from another UDI 28 user your UDI 28 unit sounds an audible signal and the message is automatically displayed The received message identifies the message sender and the receiving time MSG FROM Brad 15 21 Are you OK Click Enter to turn ...

Page 36: ...ing a remote SOS causes the receiving user UDI 28 to start sending SOS To activate the remote SOS In the Message menu select Remote SOS or Remote Homing from the list by scrolling with the Up Down buttons and then click Enter Click Send The message is sent MESSAGES 14 Remote SOS Using the Compass The UDI 28 boat unit contains an electronic compass display This compass is accurate within 2o The ele...

Page 37: ... Buddy Select Trans Power select between 3 power levels UDI 28 Setup Set parameters clock audio led The Setup menu flowchart is shown below 4 Main 3 UDI Setup Setup 1 Buddy Select 2 Trans power To enter the Setup menu 1 From the Main menu use the Up Down buttons to scroll to Setup 2 Press Enter To exit the Setup menu and return to the Main menu select Main and press Enter Buddy Select Select a Use...

Page 38: ...a power level and press Enter UDI 28 Boat unit setup Use the UDI 28 Boat unit Setup menu options to set the time ring volume and backlight duration on the UDI 28 boat unit Clock Use this option to set the time and date 1 Select a time unit 2 Use the Up Down buttons to set the appropriate value 3 Press Enter to move to the next time unit on the list 4 Repeat 5 When you have set the year value press...

Page 39: ...ic units meters degrees C or Imperial units Feet degrees Fahrenheit as your unit of measurement Select Imperial or Metric and press Enter All units displayed on the UDI 28 boat unit will now conform to the unit type chosen UNITS 1 Imperial 2 Metric NOTE The temperature displays according to your units selection When you select Feet Fahrenheit degrees are shown when you select Meters centigrade deg...

Page 40: ...UDI 28 boat unit to prevent damage to the UDI 28 boat unit mechanism Periodically the UDI 28 boat unit may need to be serviced at an authorized laboratory for calibration and battery replacement at least once a year Consult the UDI 28 webpage for information or your dealer Revert to factory setting In case you would like to revert to the original UDI 28 boat unit factory settings turn on the UDI28...

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