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H-4400 SERIESSPREAD SPECTRUM SDI-12 RADIO
KEY FEATURES• TheradiolinkiseasytouseandworkswithanyDAAlogger
• Radiolinkprovidestransparent,SDI-12compliantcommunication
• InitiatesandcollectsSDI-12commandsandresponsesviaRS-232port
•Allowsforsystemretries
• RemotesitecanhavemultipleSDI-12sensors
• Systemutilizesmoderndirectsequencespreadspectrumtelemetryradios
TheWaterLOG4400SeriesradioisaspreadspectrumradiobridgecapableofcommunicatingwithSDI-12sensors.Eachunitcontainsamicroprocessorcontrolboardandaspreadspectrumtelemetryradio.Spreadspectrumtechnologyishighlysecureandhasgoodinterfaceimmunity.Theradiooperatesinthelicense-free,900MhzISMband*eliminatingtheneedforanyFCClicensing,allowingthesystemtobeusedimmediately.*2.4GHzversionavailable
Specifications
www.waterlog.com
Design Analysis Associates Inc. 75 West 100 South, Logan, Utah 84321 USA Tel: (435) 753-2212 Fax: (435) 753-7669 [email protected]
DATA INPUT
Protocol Type TransparentSDI-12.WorkswithallSDI-12commandsincludingextendedandV1.2com-mands
Requirements Dataloggermustsupportmultiple(3/3)SDI-12breakswithretries.
Radio FrequencyRanges 902.5to927.5MHz(2.4GhzAvailable)
LineofSight 5miles(8km)plus-de-pendingonantennaandsiteconditions.
ModulationType DirectSequenceSpreadSpectrum
RFConnector ReverseType-TNC
ReceiveSensitivity -100dBm
DATA OUTPUT
SDI-Output BaudRate 1200
Protocol SDI-12,7-bitevenparity,1stopbit
OutputVoltageLevels
Minimumhighlevel 3.5volts
Maximumlowlevel 0.8volts
MECHANICAL DATA
Physical Enclosure Fiberglass,NEMA4
Size 8in.x6in.x4in.withhingedscrewcover
Connectors H-4400Series SwitchcraftEN3P4M(4-pinmale)
Mate SwitchcraftEN3C4F(4-pinfemale)
Power InputVoltage(ASIonly)
9.6to18.0VoltsDC
PowerControl Remotestationusesprogrammablesleep/wake-uptodetectcarrier.
Current Standby 510a(sleep)
Receive 135mA
Transmit 800mA
AveragewithPowerControl
Lessthan2.0mA
ENVIRONMENT
Temperature Operating -40°to+60°C
Storage -50°to+70°C
Humidity 0to100%
MISCELLANEOUS
Warranty TheWaterLOG®H-4400Seriesiswarrantedagainstdefectsinmaterialsandworkmanshipforoneyearfromdateofshipment.
Note Specificationssubjecttochangewithoutpriornoticeduetoongoingcommitmenttoproducttestingandimprovement.LRApril19,2012.D290423.
SERIES SPECIFICATIONS
Interface Power Repeater
RS-232 SDIMaster
SDISlave
100mW(27dBM)
1Watt
4400 x X
4401-M X X
4401-S X X
4402-M X X
4402-S X X
4410-M X X X
4410-S X X X
4411-M X X X
4411-S X X X
