Masterclock GMR1000 - Back Panel Interfaces; Ethernet and SMA Connectors; BNC, USB, and RS232 Ports

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MasterclockGMRUserManualv2–2016.12
15
StandardI/Oconnectionsusingoptional
DB9BreakoutAdapter(GMR1000only)
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1‐TC‐OUT(NEG)*
2‐RS232RX(DTE)TX(DCE)**
3‐RS232TX(DTE)RX(DCE)**
4‐RELAYCOMMON*
5‐GND
6‐TC‐OUT(POS)*
7‐TC‐IN(POS)*
8‐TC‐IN(NEG)*
9‐RELAYIN/OUT*
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*ifinstalled
**basedoninternaljumpersetting
BackPanelInterfaces
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ETHERNETRJ4510/100MBPORT
TheGMR1000includes1EthernetRJ4510/100MBport;theGMR5000includes2ports.Theseportsareusedfor
NTP,IEEE1588PTP,and/orconfigurationoveranetwork.
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SMACONNECTORS
Dependingonorderedconfiguration,theGMR1000and5000willhaveoneormoreSMAconnectors.These
include:
 10MHzInput
 10MHzOutput
 GPSAntenna
 PPO(ProgrammablePulseOutput)
 Sync‐In(PPS,PPM,orPPH)
 PPSOut
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BNCCONNECTORAND3‐PINTERMINALBLOCK
WitheachoftheTimeCodeGeneratorandTimeCodeReaderoptions,aBNCconnectoranda3‐pinterminalblock
isincluded:
 BNCConnectorforbalancedtimecode
 3‐PinTerminalBlockforsingle‐endedunbalancedtimecode
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USBPORT
TheGMR1000andGMR5000bothincludeaUSBtypeBportforserialcommunicationsandconfiguration.
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RS232SERIALPORTINTERFACE
TheGMR1000providesaDCERS‐232forserial
communicationsandconfiguration.
TheGMR5000providesaDTERS‐232andRS‐422,
forserialcommunicationsandconfiguration.
ThesecommunicationsincludeNENA911,NMEA
0183andKinemetrics/Truetime.
OntheGMR5000boththeRS‐232andtheRS‐422
canbeusedfor
outputsimultaneously.
Forinput,onlyoneportcanbeusedatatime.
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