1N-TAH User’s ManualRevision 11/22/2013

10Note: the electrical connection to the alarm inputs are to be connected only to dry(relay) contact closure devices, and must not be directly connec

11LED indicatorsWithin 5 seconds of the power cable being connected, the N-TAH will perform a self testof its front panel indicator LEDs. The LEDS wil

123Initial IP configurationFactory default IPReset sequenceNTP/timeserver configuration

13Factory default IPThe N-TAH is factory programmed with the following default network settings:IP address192.168.0.246Netmask255.255.255.0Gateway192.

144Operating modesOverviewAlarm input forwardingAux outputsWatchdog FunctionPilot interfaceEnvironmental Probe

15OverviewThe N-TAH permits devices which use contact closure signals to communicate with eachother to be connected over an Ethernet network. The N-T

16Commander devices, on the same network as the N-TAH. Up to two independentactions can be taken by an N-TAH in response to a local alarm condition.L

17for a set period of time, sending a TCP message over the network to a user-defineddestination, or sending an alarm email to a user-supplied addressT

185Web InterfaceConnecting to the N-TAHInterface layoutOperator setupGlobal settingsIP Ethernet SetupNTP SetupAlarm SetupAux SetupWatchdogProbe SetupU

19Connecting to the N-TAHUse a Windows PC or similar computer connected to an Ethernet network. Connect theN-TAH to the same network. Ensure that th

2WARRANTY INFORMATIONAmerican Fibertek, Inc warrants that at the time of delivery the products delivered will befree of defects in materials and w

20Interface layoutThe N-TAH web interface screens use a common design in which the screen is dividedinto three sections. Across the top of the screen

21Operator setupThe Operator Setup screen permits the user to set the Username and Password used tolog in to the operator web page. A username and pa

22Global settingsThe Global Settings screen permit the user to change the Device Name and DeviceLocation strings associated with the N-TAH. These stri

23IP Ethernet SetupNetwork Settings:The IP Ethernet Setup page permits the user to set the network address and networkaccess settings of the N-TAH. I

24Event Server Settings:Settings for four Pilot servers are provided. Default settings for each are “0.0.0.0” andport “8800”. An N-TAH will not atte

25NTP SetupThe NTP Setup screen is used to control how the real-time clock/calendar of the N-TAHis updated. The user can select one of three update m

26Alarm SetupThe Alarm Setup screen is used to configure the N-TAH’s alarm inputs, and the actionsto be taken when each input is triggered. The hardwa

27Alarm actionsEach alarm input can have set multiple actions to be taken on that alarm’s triggering.These actions consist of setting the contact outp

28Action selects if the target aux output is to be set ON or OFF in response to the localalarm condition.Duration sets how long to set the target outp

29IP Message ActionsAddress indicates the network IP address and port of the target device. This may be upto 24 characters long and must consist of a

3Table of contentsIntroduction...4Overvie

30Local Aux ActionsAux is the number of the aux contact out on the local device to trigger. This number maybe from 1 to 6.Action selects if the target

31When an action is taken to set a target aux out for a specific time duration, the beginningof that duration will be from when the N-TAH first succee

32Aux SetupThe Aux Setup screen is used to configure the N-TAH’s aux contact outputs.Each aux out also has a user-settable text label which may be up

33WatchdogThe N-TAH has a watchdog function which can be used to monitor up to two network-connected devices for failure, and perform user-configurabl

34Watchdog failure actionsWhen the N-TAH fails to receive a number of consecutive pings from the target device, itwill trigger the local AUX contact o

35Probe SetupThe Probe Setup screen will display all current environmental readings for the N-TAH,and configuration data for actions to be taken when

36Each measured environmental parameter has a set of alarm and warning thresholdsprogrammed. The user may set the alarm and warning values, along wit

37SettingDefault ValueRangeNormal31 charactersWarning31 charactersAlarm31 charactersRepeatOffOffOnRepeat Interval150-9999 secondsEach measured environ

38Upload FirmwareThe Upload Firmware page is used to update the firmware in the N-TAH in the field,without having to open the unit or return it to Ame

39SNMPThe SNMP screen allows the user to configure the N-TAH’s SNMP function. Thisfunction allows the N-TAH to automatically share information regard

41IntroductionOverviewPackage ChecklistProduct FeaturesProduct Specifications

40RebootThe Reboot screen allows the user to perform a hardware reset of the N-TAH. This willnot affect the state of the stored configuration files,

41APinouts and connectorsEthernetPins1 TX+2 TX-3 RX+4 N/C5 N/C6 RX-7 N/C8 N/CAux/AlarmPins1 Alarm Contact In2 Alarm Contact In3 Aux Contact Normally O

42BOutline Dimensions

43CService InformationTechnical AssistanceIf any questions arise concerning the installation of American Fibertek products, pleaseallow us to assist y

5OverviewThank you purchasing your American Fibertek N-TAH. Please take a few minutes toread these installation instructions in order to obtain maximu

6Product SpecificationsLANEthernet 10/100 Mbps, RJ45Protection 1500KV magnetic isolationContact closuresContact type NO and NCNumber of contact output

72Getting StartedPanel LayoutConnecting the HardwareLED indicatorsReal-time clock

8Panel LayoutN-TAH FrontN-TAH RearConnecting the Hardware (See photo on the next page)Connecting powerThe N-TAH has a two position screw terminal whic

9Connecting contactsThe N-TAH has two ports for contact input (alarms) and contact output (aux). Theseports are five pin headers with supplied plugs w