Oceanscience HydroLink ML2 Series Quick Start Manual Download Page 12

 

12

Technical Specifications 

 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

 

Regulatory Information 

 
FCC Identifier KNY21161341911919 
DOC Identifier 2329 102 336A 
 

 
FCC Notification 
 

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. 
 
This device must be operated as supplied by The Oceanscience Group. Any changes or modifications made to the device 
without the express written approval of The Oceanscience Group may void the user's authority to operate the device. 
 
CAUTION: The transceiver has a maximum transmitted output power of 955mW. It is recommended that the transmit 
antenna be kept at least 23 cm away from nearby persons to satisfy FCC RF exposure requirements.   
 
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. 

 
This product is licensed by The United States. Diversion contrary to U.S. law is prohibited.  Shipment or re-export of this 
product outside of The United States may require authorization by the U.S. Bureau of Export Administration. Please 
contact The Oceanscience Group for additional information or assistance. 

Frequency 

902 to 928 MHz 

Transmitter Output Power 

1mW to 1W (+30 dDm) 

Range *60miles 
Modulation 

Spread Spectrum GFSK, 120 kBs – 170 kBs 

Spreading method 

Frequency hopping 

Occupied Bandwidth  

230 kHz 

System gain 

140 dB 

Error Detection 

32 Bit CRC, resend on error 

Forward error correction  

Golay, retransmit on uncorrectable error 

Data Encryption 

Substitution, dynamic key 

Max Link Throughput 

115 Kbaud standard speed 

Data Interface 

RS-232/RS485 

Operating Modes 

Point-to-Point, Point-to-Multipoint, Repeater 

* Line of sight distance with unity gain antenna 

** Throughput measured assuming 75% frequency availability 

Summary of Contents for HydroLink ML2 Series

Page 1: ...1 HydroLink ML2 Series I GPS SPSx51 Wireless Data Transceivers Quick Start Guide and User s Manual 4129 Avenida de la Plata Oceanside CA 92056 760 754 2400...

Page 2: ...ansceiver setup 5 Section 4 Base transceiver setup and system power up 8 Section 5 WinRiver setup 8 Section 6 Connections and wiring 9 Section 7 Power requirements 9 Section 8 Antennae requirement 10...

Page 3: ...hes the baud rate of channel 1 of your HydroLink ML2 See section 1 Configuring the ADCP for details on how to do this The next step is to install the ADCP on the Riverboat see Riverboat Assembly Instr...

Page 4: ...Rate of 38 400 Kbps The following procedure explains how to set the baud rate and save it in the ADCP This procedure assumes that you will be using the program BBTalk supplied by RD Instruments Begin...

Page 5: ...up The ADCP is now ready to communicate with the laptop through the HydroLink transceivers Use the following procedure to install the transceiver GPS unit and battery in the Riverboat electronics comp...

Page 6: ...the GPS Position the foam spacers around the battery as shown Fig 6 The fit is intentionally snug You re ready for power connection Be sure the power switch is off Attach the black and red power wire...

Page 7: ...rossbar and secure in place with the nylock nuts Fig 7 Sliding Crossbar Attach the antenna mount with the 3 8 buttonhead patch screws and flat washer inserted from the top Fig 9 Install the GPS dome a...

Page 8: ...ED 3 LED 1 LED 2 LED 3 Power On No Link SR SD SR SR O BR Link Established Remote sending data SG IF IF SG IF IF Link Established Remote sending data SG SR SR SG SD SR Link Established Base sending dat...

Page 9: ...RD crossed pins 2 3 and 3 2 The Base Transceiver should be connected to the computer The Remote Transceiver should be connected to the instruments Transceivers are provided as a matched pair that comm...

Page 10: ...n PC software must be set to match The serial data rates for the HydroLink ML2 are 38 400 Kbps on Com 1 and 4 800 Kbps on Com 2 When configuring the instrument and application software to match the tr...

Page 11: ...ot configured to use the same serial settings e g baud rate as your HydroLink ML2 Your transceivers are too far away from each other Move them closer or raise the base antenna Check all cabling connec...

Page 12: ...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...

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