Specifications

Masterclock, Inc.
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phone(USAandCanada):1‐800‐940‐2248|phone(international):+1‐636‐724‐3666
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FEATURES
• Usesexternal(oryourowninternal)NTPsourceforaccurate
timetraceabletoNIST
• ‐11.5to+12hour,TimeZoneoffsetsin30‐minuteincrements
• DaylightSavingstime‐USandCanadastandard(othersoptional)
• UsesstandardEthernetwiring
• Microprocessorcontrolledsteppermotorforreliable,accurate,andquietoperation
• Sweepsecondhand
• UniversalACinputvoltageandfrequency
• OptionalPoE(PoweroverEthernet)
• Internalcrystalandclockchip
• LEDStatusIndicator
• Standardchassiscolorisblack.Othercolorsavailablewithminimumorder.
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NTP Analog Clock
s
CLKNTD 12
SPECIFICATIONS
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SetupandControlSoftware
SupportsDHCP/BOOTPforautomaticacquisitionofnetwork
address,nameservers,andtimeserverconfiguration
•NTPsynchronizationoptionsandmore
•Providesdynamicconfigurationfornetworkingparameters,time
zone/daylightsavingtime
•Configureclocksthroughprovidednetworkdiscoverytoolor
TELNET
•Networkdiscoverytoolprovidesautomaticdiscovery
ofNTP
clocksattachedtonetworkwithoutchangingPC’snetwork
configuration
•Configurationissavedtonon‐volatilememoryandsurvivespower
losses
•Encryptednetworkmessagespreventunauthorizedtamperingof
clockconfiguration
OperatingParameters
•Temperature:0to+50°C
•Humidity:Upto90%(non‐condensingat+25°C)
Physical
• 12.5”(31.8cm)roundblackmetalcasewith
polycarbonatelens/crystal,4.25”(10.8cm)high
• Surface/wallmountbracketprovided
• Weight–7.6lbs(3.45kg)
• Optionaltrue24hrfaceavailable
• Optional12/24hrfaceavailable
Power
• 90‐265VAC50/60Hz
• IECACpowerconnectorandcord 
• SpecifyUS,UK,EURO,orAUS/NZplugs
• PoE(PoweroverEthernet)optionavailable
<12.95Wpowerconsumption
Compliance
• CEMarked‐availableforsaleinEU
• FCC,ClassB,Emissions