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Vemco VR60, Hardware Manual

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Vemco VR60 Hardware Manual Download Page 39

VR60 RECEIVER SPECIFICATIONS

35

POWER SUPPLY:

12 VOLTS DC  (10 - 14.5)

-30 mA 
-35 mA with hydrophone
-85 mA with Decoder & hydrophone

External power cable supplied.  Internal 7.2 AH rechargeable Gel cell
battery available as Option 02, provides 50 HRS continuous use.

ACCESSORIES:

VH65 omnidirectional test hydrophone on 5 meters of cable, supplied
with each receiver.

OPTIONS:

Option 01:
Option 02:

Option 03B:

Option 04:
Option 07:

Internal Telemetry Decoder and Display.
Internal rechargeable battery (AC charger module also supplied).
256K CMOS Memory with independent battery backup and data
logging firmware (requires Option 01). 
Additional hydrophone cable length available at time of manufacture.
Coded transmitter capability (requires Option 03B).

VH65  OMNIDIRECTIONAL HYDROPHONE (50-80kHz)

OPERATING
FREQUENCY:

50 to 80 kHz, 65 kHz optimum.

BEAM PATTERN:

Omnidirec/- 2dB.

PRE-AMPLIFIER:

50 dB low noise internal amplifier.

SENSITIVITY:

-148 dB re 1 V/uPascal.

NOISE FLOOR:

27 dB re 1 uPascal/SqrtHz. At 65 kHz.

POWER SUPPLY:

12V DC, 5 mA (supplied by receiver).

HYDROPHONE SIZE:

16mm DIA x 100mm length cylinder.

CABLE:

6.5mm dia polyurethane jacket twisted shielded pair with drain wire.
Standard length 5 meters; extra length available with Option 04.

CONNECTOR:

AMPHENOL MS-3106A-10SL-3S.

Summary of Contents for VR60

Page 1: ...VEMCO VR60 RECEIVER HARDWARE MANUAL 12 12 2011 Copyright 2011 by VEMCO A Division of AMIRIX Systems Inc ...

Page 2: ...ipment to BUYER of any item furnished by VEMCO to BUYER as a replacement therefore VEMCO shall have only such responsibility for any Product accessory equipment or part owned by the BUYER and in the possession of VEMCO as is chargeable by law to a bailee for hire but shall not be chargeable for loss of use thereof WEAR AND TEAR Normal wear and tear and the need for regular maintenance shall not co...

Page 3: ...ing Applications 4 AVAILABLE VR60 RECEIVER OPTIONS 5 DECODER DISPLAY UNIT OPTION 01 5 Hardware Features Option 01 6 Keypad 6 Display 6 Serial Port Configuration 6 External Control 7 Low Power Supply Warning 8 Operation of Decoded Display 8 Decode 9 Decode Transmitters 9 Decode Period 10 Pulses per Minute 11 Set Frequency 11 Setup 12 Time of Day 12 Printer 12 Log Interval Option 03B 13 Blanking Int...

Page 4: ...Channels 29 NON STANDARD PRESELECTED FREQUENCIES OPTION 08 30 AVAILABLE SOFTWARE PROGRAMS 31 SOFTWARE PROGRAMS 31 OPTION COMBINATIONS AND APPLICABLE SOFTWARE 32 Setup of VR60 Receiver Software 32 APPENDIX 33 GLOSSARY 33 Log Interval 33 Print Interval 33 HARDWARE SPECIFICATIONS 34 VR60 RECEIVER SPECIFICATIONS 34 VH65 OMNIDIRECTIONAL HYDROPHONE 50 80kHz 35 V10 DIRECTIONAL HYDROPHONE 50 80kHz 36 VH32...

Page 5: ...ed to operate with a hydrophone containing a high gain low noise pre amplifier powered by the receiver An omnidirectional test hydrophone is provided as a standard accessory VH65 An optional V10 or other directional hydrophone when used with the signal strength indicator on the receiver front panel enables the VR60 receiver to locate and track a transmitter An optional Decoder Display unit Option ...

Page 6: ...eceiver s front panel top left corner If fitted with an internal battery Option 02 a fuse 1 A is also located on the charge regulator board To Open the VR60 Case To open the VR60 receiver case six mounting screws on the front panel and two rubber feet must be removed The rubber feet that must be removed are on the same side of the VR60 case as the lid closure clips and are the two furthest from th...

Page 7: ... in the VR60 Receiver Specifications section of the Appendix If the receiver has the decoder display Option 01 the frequency can also be selected with the keyboard when the Channel switch is in the external EXT position see Set Frequency Command Volume Control The front panel control marked VOLUME allows the audio output level volume to be adjusted The volume increases as the knob is turned clockw...

Page 8: ...ntrol AGC to lock on to the transmitter amplitude After the AGC is locked on the transmitter amplitude the front panel LED will flash for each received pulse The volume control may be adjusted to a comfortable level without affecting the signal detection process If the Decoder Display unit Option 01 has been installed in the VR60 receiver refer to instructions on data telemetry found in the Decode...

Page 9: ...ed in a VR60 receiver regardless of other options A complete list of option combinations is available in the Available Software section of this manual DECODER DISPLAY UNIT OPTION 01 The Decoder Display unit Option 01 is installed in the VR60 receiver case with alphanumeric display and keypad for data entry and control A serial communications port on the front panel allows control and data storage ...

Page 10: ... is pressed after the red shift key the unit logs data to an internal memory data storage module inside the VR60 receiver The LOG function requires Option 03B The red shift key is also a plus key used to increment the channel frequency The plus key is not used for entering a positive number Display The display is a low power consumption LCD alphanumeric display of two lines each containing a maxim...

Page 11: ...ections are 9600 1200 and 300 baud The display will then show ENTER COMMAND TERMINAL MODE All future commands may now be entered at the terminal keyboard The following terminal keys are used to replace the front panel keypad To return to keypad operation the VR60 receiver must be powered down and powered up again EXTERNAL COMMANDS FUNCTION KEYPAD TERMINAL OPTION Decode DECODE D Setup SHIFT SETUP S...

Page 12: ...ion of Decoded Display When using the keypad and display to operate the decoder functions of the VR60 receiver there are two types of prompts These prompts are explained in table below Y N The prompt shown on the display should be answered with either a YES or NO Use the ENTER YES key for YES and the NEXT NO key for NO The prompt shown on the display requires a number input on the keypad usually f...

Page 13: ...entered press the DECODE key on the keypad at the ENTER COMMAND prompt The display will read TR 1 12 0 for Period Enter the transmitter number 1 12 followed by ENTER The display will show DECODING TR n where n is the transmitter number entered If the Channel rotary switch is in the EXT position the frequency associated with the transmitter being decoded will appear in the second line If the Channe...

Page 14: ... The transmitter number and the time can momentarily be displayed by pressing NEXT 9 The display will maintain its current value while any digit key is pressed and will continue once the key is released Decode Period The Decode Period option is primarily used to identify pingers but may also be used in the calibration of telemetry transmitters To enter the Decode Period option press the DECODE key...

Page 15: ...elow in the first line The second line indicates the choices available yes no increment up or increment down FREQ 69 0 kHz Y N UP DOWN The response is chosen from the following list YES frequency is OK exit FREQ routine NO change frequency see below increment frequency by 100 Hz S decrement frequency by 100Hz If the response is No the second line of the display requests the input of the new freque...

Page 16: ... prompt Select YES if the time shown is correct or select NO and follow the prompts to enter the correct time 3 8 25 16 TIME Y N The time of day should be reset each time the receiver is turned on if a printer is used or if data logging Option 03B is employed Printer After the date has been selected the printer status will be displayed as either No Printer Y N or Printer Y N If there is no printer...

Page 17: ... example if a Log Interval of one minute is desired a value of 60 seconds must be entered The decoded data will be stored to memory every 60 seconds even though the data may be changing at a faster rate on the display If the Log Interval is correct select YES To change the Log Interval select NO and enter the desired value on the keypad followed by ENTER Blanking Interval The Blanking Interval is ...

Page 18: ...to be entered only once for a particular transmitter The setup of data is explained below in step form STEP 1 Select transmitter At the prompt TRANSMITTERS SETUP OK Y N select NO The display will then show SETUP TR 0 TO QUIT Enter a transmitter number on the keypad between 1 and 12 followed by ENTER The display will then show TR n XX X kHz FREQ OK Y N where n represents the transmitter number just...

Page 19: ...si bars kg M pounds per square inch bars kilograms per square meter TEMP C F C degrees Celsius F degrees Fahrenheit COND mmho R milli mhos per centimeter conductivity Ratio SPEED mph knts m S rpm miles per hour knots per hour meters per second revolutions per minute RATE ppm Hz mSec pulses per minute cycles per second milliseconds STEP 6 Select Slope and Intercept The slope and intercept calibrate...

Page 20: ...tenths of a degree S 25 6 I 256 0 S 256 I 2560 T12 Y N T12 Y N The new slope and intercept are then displayed If the data is correct select YES If the slope or intercept is not correct select NO to return to the beginning of Step 6 STEP 7 Multiple Channels If the decoding type has multiple channels Step 4 through Step 6 must be repeated for each channel The transmitter has been setup when the disp...

Page 21: ...low DEPTH Slope 250 m s 3 281 820 ft s 6 137 fath s Intercept 240 m 3 281 787 ft 6 131 fath TEMPERATURE Slope 15 5 C s 1 8 32 60 F s Intercept 15 0 C 1 8 32 5 F UNIT CONVERSION FACTORS PRESSURE 1 bar 1 psi 14 50377 psi 703 1 kg m2 DEPTH 1 psi 1 psi 1 foot 1 meter 1 fathom 2 307 feet of fresh water at 4 C 2 244 feet of sea water at 0 C 0 3048 meters 3 281 feet 6 feet TEMPERATURE N C 1 8 N 32 F COND...

Page 22: ...position approximately 10 hours are required to bring the battery up to full charge battery voltage 13 5 volts The battery may also be charged from any other DC power supply such as an automobile battery and alternator system min 15 VDC max 18 VDC An internal regulator will limit the charging current to approximately 300 mA a 1A fuse is located on the charge regulator circuit board When the intern...

Page 23: ...TION DISPLAY of BYTES NOTES Start decode one channel transmitter DECODING TR xx FREQ xx x kHz 5 5 Also saves Parameters such as TEMP F or PRES psi Start decode two channel transmitter DECODING TR xx FREQ xx x kHz 6 5 Also saves Parameters such as TEMP F or PRES psi Store time at each reading xx xx xx xx 2 5 Number of bytes depends on amount of change in time 2 bytes if only seconds changed 3 bytes...

Page 24: ... 2 1 262144 5 5 4 2 2 0 4 262144 5 5 4 2 2 182 days 36 4 days 7 2 days 18 2 hours 7 3 hours 123 m 15 C 123 m 15 C 123 m 15 C 123 m 15 C 123 m 15 C 5 min 60 s 10 s 1 s 0 4 s 300 262144 6 5 5 2 3 60 262144 6 5 5 2 3 10 262144 6 5 5 2 2 2 1 262144 6 5 5 2 2 0 4 262144 6 5 5 2 2 165 5 days 33 1 days 6 5 days 16 2 hours 6 5 hours NOTE Due to the data compression within the memory storage board the data...

Page 25: ...mory empty to 262144 memory full The memory counter is in the format x y where x is the page 0 1 2 or 3 and y is the counter for each page 0 to 65535 The exact amount of memory that has been used can be checked by pressing the NEXT key For example the display shown below indicates that data is being decoded from transmitter TR 10 the memory position is 10787 on page zero and the time is 11 32 10 o...

Page 26: ...mputer and analyzed The retrieve data routine has the structure as shown below To download data to an IBM compatible computer use the Load VR60 Data command in the appropriate software It is possible to download data to a computer using the DUMP command on the VR60 receiver Do not use the PRINT command to download data to a computer The DUMP command is faster and the data is formatted in such a wa...

Page 27: ...Print Data The PRINT command is entered by selecting 2 after entering the INSPECT MEMORY routine The display then shows Print start at Page 0 1 2 3 Enter the desired page number either 0 1 2 or 3 and select ENTER The counter position is then requested for the memory position at which printing is to begin The display shows the requested counter position to verify that it is the correct location Pre...

Page 28: ...procedure an exhaustive memory check is performed The display reports how much memory is installed in the receiver and the condition of that memory The display will show one of the following responses 262144 bytes OK Memory Failure Press ENTER Press ENTER If a memory failure occurs contact VEMCO for assistance Dump Data The DUMP data routine is for dumping data to an IBM compatible computer using ...

Page 29: ...ile the display shows the desired baud rate The display on the VR60 receiver will read Sending Data and the computer screen will show the incoming data 13 Press NEXT on the VR60 keypad to view the memory counter position on the display or ENTER to abort the data dump 14 When the data dump is complete the VR60 display will show Reached Pointer i e end of data Press any key When the data dump is com...

Page 30: ...rm the electronic components If the battery is soldered to the memory board follow the steps listed below to replace the battery 1 Verify that the power switch is in the OFF position 2 Open the VR60 receiver case see To Open VR60 Receiver Case section 3 Remove the lithium battery from the data storage board with a soldering iron 4 Solder the new lithium battery on the board making sure to align th...

Page 31: ...e VR60 the top line in the display will indicate the arrival of the sync pulse designated by a capital S and each successive pulse designated by a black rectangle If a tag has been previously detected the bottom line will display the ID code last detected see below S ID 128 When the last pulse has been received the information for that transmitter will be displayed This information includes the ch...

Page 32: ...below CH C 256 SENSOR ID 142 AtoD 183 The AtoD data is the raw received data The slope and intercept pertaining to that transmitter can be used to convert the raw data to meters or temperature To exit the coded transmitter option press the ENTER key while the VR60 receiver is in signal detection mode Transmitter Type There are four types of coded transmitters available in different sizes The table...

Page 33: ... fit the transmitter capabilities based on transmitter size and power VEMCO Default Coded Map D Model Frequency Band Channel Code Type Sync ms Bin ms Description Transmitter Abbr V8 V8B V8SC V16 V16T V16P 51 78 kHz Blank 300 A 401 2 22 3 256 Pinger R256 B 380 20 4K Pinger R04K C 360 20 256 Sensor S256 D 340 20 64K Pinger R64K V22 V22T V22P 30 50 kHz Blank 650 A 800 30 256 Pinger R256 B 770 30 4K P...

Page 34: ...in the VR60 Receiver Specifications section of the Appendix When these are not the desired frequencies a second set of frequencies are available and referred to as Option 08 This second set of frequencies are listed in the table below CHANNEL NUMBER PRESET FREQUENCY kHz CHAN 1 51 CHAN 2 54 CHAN 3 57 CHAN 4 60 CHAN 5 63 CHAN 6 66 CHAN 7 69 CHAN 8 72 CHAN 9 75 CHAN 10 78 CHAN 11 81 ...

Page 35: ...ct to the computer Multiple frequencies may be set in the VSCAN software and it will instruct the VR60 receiver to scan through these frequencies The VSCAN program is used with telemetry transmitters only no pingers Information pertaining to telemetry transmitters may be loaded to the VR60 receiver through the VSCAN program The receiver can then be used in the field although any frequency changes ...

Page 36: ...er must be connected with a serial cable in order to communicate with each other A serial cable is included with the VR60 Receiver 25 pin male 9 pin female The 9 pin female end is connected to the computer either com 1 or com 2 and the 25 pin male end is connected to the front panel of the VR60 receiver A 9 pin 25 pin adapter may be used on the computer port if needed To begin communication betwee...

Page 37: ...0000 seconds over eight hours and must be entered as seconds A Log Interval of zero will store all the decoded data in memory For example if a Log Interval of one minute is desired a value of 60 seconds must be entered The decoded data will be stored to memory every 60 seconds even though the data may be changing at a faster rate on the display Sync The Sync is a value in milliseconds which allows...

Page 38: ...ROM and can be changed upon request see Option 08 CHAN 1 12 500 kHz CHAN 2 29 000 kHz CHAN 3 30 720 kHz CHAN 4 31 500 kHz CHAN 5 32 768 kHz CHAN 6 34 000 kHz CHAN 7 50 000 kHz CHAN 8 60 000 kHz CHAN 9 65 536 kHz CHAN 10 69 000 kHz CHAN 11 76 800 kHz PULSE DETECTION Pulse amplitude and width discrimination circuit provides 5 volt logic signal for each pulse detected A front panel LED is also flashe...

Page 39: ... Memory with independent battery backup and data logging firmware requires Option 01 Additional hydrophone cable length available at time of manufacture Coded transmitter capability requires Option 03B VH65 OMNIDIRECTIONAL HYDROPHONE 50 80kHz OPERATING FREQUENCY 50 to 80 kHz 65 kHz optimum BEAM PATTERN Omnidirectional 2dB PRE AMPLIFIER 50 dB low noise internal amplifier SENSITIVITY 148 dB re 1 V u...

Page 40: ... re 1V uPascal 1m 144 141 142 145 NOISE FLOOR dB re 1 uPascal SqrtHz 21 20 21 23 HORIZONTAL ACCEPTANCE ANGLE BANDWIDTH degrees between 3 dB points 30 26 22 18 VERTICAL ACCEPTANCE ANGLE BANDWIDTH degrees between 3 dB points 150 150 150 150 VH32 OMNIDIRECTIONAL HYDROPHONE 25 35kHz OPERATING FREQUENCY 25 to 35 kHz 3dB bandwidth BEAM PATTERN Omnidirectional 2dB PRE AMPLIFIER 50 dB low noise internal a...

Page 41: ...ed pair Standard length 10 meters extra length available with Option 04 CONNECTOR AMPHENOL MS 3106A 10SL 3S APPLICATION The V11 is used for directional tracking It can be deployed on a hull mount strut mount or on a V Fin towed depressor FREQUENCY kHz 27 32 SENSITIVITY dB re 1V uPascal 1m 145 143 NOISE FLOOR dB re 1 uPascal SqrtHz 37 35 HORIZONTAL ACCEPTANCE ANGLE BANDWIDTH degrees between 3 dB po...

Page 42: ...as a coded map The coded map for this order is shown below ORDER NO 01 680 DATE March 26 2002 CUSTOMER Wildlife Conservation VEMCO Coded Map D Frequency kHz Channel Code Type Sync ms Bin ms Description Transmitter Abbr 69 A 401 2 22 3 256 Pinger R256 B 380 20 4K Pinger R04K C 360 20 256 Sensor S256 D 340 20 64K Pinger R64K REPLACE THIS PACE FOR THE ORDER SPECIFIC PAGE PRINTED BY THE TECHNICIAN ...

Page 43: ...ure 8 VR60 synthesizer board layout Figure 9 Hydrophone cable wiring diagram Figure 10 VR60 processor board schematic Main and connector section Figure 11 VR60 processor board schematic Microprocessor Figure 12 VR60 processor board schematic Memory Figure 13 VR60 processor board schematic Memory storage Figure 14 VR60 processor board layout Figure 15 Serial cable diagram Figure 16 VR60 charger boa...

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