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40 N2 Dialer Module—N2 Dialer Module (NDM)

-No phone number

-Configure phone numbers

Remote fails
to answer

-Remote modem not powered up

-Activate power

-Remote modem not configured

for auto answer

-Configure the modem for auto answer

-Phone line not connected

-Connect phone line

-Incorrect phone number

-Correct phone number

Remote fails to dial
on alarm

-Remote configured as local

-Reconfigure as remote

-No phone number

-Enter phone number

-Remote NDM modem string not

correct

-Correct remote modem string

-Remote modem not powered up

-Connect power to remote modem

-Dial-In control is disabled

-Enable Dial-In control

-N2 not connected to other

controllers

-Alarm points not defined in

controller or facility management
system

-Connect N2 to other controllers

-Reconfigure controller with proper alarm
points, and set up as critical alarm
points in facility management system

-N2 Device set to

Address 0

-Change N2 Address

-DX Controller not configured to

report alarm

-Configure DX Controller to report alarm

Continued on next page . . .

Содержание N2

Страница 1: ...g 9 Components 9 Devices Supported 9 Supported Modems 13 Modem Setup 13 Operation 16 Local Operation 16 Remote Operation 19 Configuring the N2 Dialer Module 21 Local Dialer Communication Parameters 21 Remote Dialer Communication Parameters 24 Planning Considerations 25 Installation Procedures 27 Tools Needed 27 Mounting the NDM 27 Wiring 30 N2 Dialer Module NDM Indicates those sections where chang...

Страница 2: ...ckout 40 Troubleshooting Charts 40 Specifications 43 Appendix A Supported Devices and Firmware Revisions 45 Appendix B Using Companion with an NDM 47 Overview 47 Applications Supported 47 Design Considerations 47 NDM Hardware Mapping 48 Local NDM Software Point Mapping 48 Remote NDM Software Point Mapping 51 Reportable Changes of State COS 51 Reportable Analog Alarm Conditions 52 HVAC PRO for Wind...

Страница 3: ...apping Local NDM Points to the Multistate Attributes of a CS Object 58 Remote NDM Software Point Mapping 61 Reporting Binary Changes of State COS 61 Reporting Analog Alarm Conditions 61 HVAC PRO for Windows Point Definition for Alarm Reporting 62 Downloading 62 Scheduling 64 Troubleshooting 64 Point Mapping Table 66 Indicates those sections where changes have occurred since the last printing ...

Страница 4: ...4 N2 Dialer Module N2 Dialer Module NDM ...

Страница 5: ...cility management system and controllers located in a remote facility ndm2 N2 ADDRESS O F F N2 TRANSMIT N2 RECEIVE N2 END OF LINE OUT IN RS232 TO MODEM EMBODIED SOFTW ARE 1995 4100 D01 03 N U NDM 101 0 REV M9426 1 1 6 5 3 2 8 7 1 0 6 JOHNSON CONTROLS INC ALL RIGHTS RESERVED POWER 9 12 VAC DC 0 5A N2 Address Switches Transmit LED Receive LED End of Line Switches N2 Bus Connection Power Connection M...

Страница 6: ...ayes Compatible Modem Any modem that uses the industry standard Hayes protocol to set up dial out and hang up Idle Time Out The amount of time a remote NDM waits to see N2 Bus traffic after connection has been made to an active phone number Upon timeout the NDM hangs up and continues the dial in process Local N2 Dialer Module The NDM that is connected directly to a facilities management system via...

Страница 7: ...hen an alarm is detected the remote NDM dials in to pass on the alarm information Retry Count The number of times the NDM attempts to dial out before aborting due to unsuccessful dial out attempts If set to zero the NDM dials until a connection is established ...

Страница 8: ...8 N2 Dialer Module N2 Dialer Module NDM ...

Страница 9: ...contain other optional equipment you may need You can use the N2 Dialer Module with either the Metasys Network or Metasys Companion as the facility management system Remote devices supported by the NDM include the following Variable Air Volume Controller VAV DX 9100 Unitary Controller UNT TC 9100 Series Air Handling Unit Controller AHU LCP Phoenix Interface Device PHX XT 9100 Metasys Integrator MI...

Страница 10: ...line online transitions To set up a passive printer application all primary and secondary phone numbers in a remote NDM configuration must be defined as passive devices printers In a passive printer application reported alarms and offline online transitions must be cleared using a Configuration Tool e g HVAC PRO for Windows 6 0 The NDM will not dial in to report subsequent alarms and offline onlin...

Страница 11: ...dress of remote device with alarm online devices a list of N2 addresses of devices connected to the remote NDM that are currently online Example Remote West NDM 3 ALARM DEVICE 15 Devices online 11 12 13 14 15 16 17 Refer to the N2 Dial Application document in the HVAC PRO for Windows User s Manual FAN 637 5 for details on passive printer applications including information on clearing alarms Refer ...

Страница 12: ... N2 Dialer Module NDM Remote N2 Devices printer Local Modem Local Printer standalone Local Site Remote Site VAV Remote N2 Dialer Remote Modem DX AHU UNT N2 Bus Figure 3 Passive Printer Application with Remote Controllers ...

Страница 13: ...e conditions The following strings are the default modem setup strings for the NDM which are sent to the modem upon power up Note 0 the number zero AT F AT E0 L0 N0 Q1 C1 D3 Q0 S0 S0 1 S8 4 S11 50 S37 9 The string definition is F recall factory settings E0 disable character echo L0 low speaker volume N0 Lock in at speed specified in S37 Q1 disable result codes C1 DCD tracks the carrier D3 DTR sign...

Страница 14: ...meter from the remote NDM If this parameter is in the remote NDM s setup string and the remote NDM dials a printer s modem nothing will be printed To initiate a dial the DTR line is held low for three seconds then pulled high again This causes a hard reset of the modem which loads the current active profile The telephone number to dial is sent and the modem waits the Connect Timeout for the DCD li...

Страница 15: ...ow Wait for modem to respond with OK Modem responded command AT F command ATE0L0Q1 D3 S0 1 command AT W0 Modem setup complete The following message might appear on the screen after the modem commands Modem did not respond with OK Setup is unknown Please check the following Modem power is on and a phone line connected Do you have the correct cable configuration The cable is connected to both the PC...

Страница 16: ...itiates a dial out to the remote facility through a modem for point monitoring and command It becomes a transparent link to the remote facility when called on The local NDM and modem also accept calls from the remote NDM and modem when an alarm triggers the remote NDM initiating a dial in sequence When not communicating to another modem the remote NDM scans the remote N2 Bus for reportable Change ...

Страница 17: ...cal NDM the dial command displays a value of 1 Table 1 Dial Command Value Description 1 A remote site dialed into the local NDM 0 Disconnect or hang up command 1 50 Remote site index as configured in HVAC PRO for Windows The connection status is a read only parameter which provides information about the connection between the local NDM and the remote NDM Table 2 Connection Status read only Value D...

Страница 18: ...dows When the timer expires the local NDM automatically breaks the connection The operator can extend the automatic disconnect delay time to four hours by overriding the disconnect delay control parameter to a value of 1 Overriding the disconnect delay control point to a value of 2 disables the automatic disconnect delay feature altogether Remember that when this is set to 2 the phone connection i...

Страница 19: ... of the local N2 Bus Upon power up after the remote NDM performs its startup diagnostics and configures the modem the remote NDM polls all configured addresses on the remote N2 Bus Based on the poll responses the NDM builds an online poll table and an offline poll table Each device is scanned for reportable change of state information and any alarm condition is preserved for the facility managemen...

Страница 20: ... connection is completed or the dialer has reached the number of retries specified in the configuration If Retries is set to zero it dials until a connection is established After every power up or reset the remote NDM initiates a dial in sequence to verify the system operation ...

Страница 21: ...or message and continues the dialing sequence The error messages reads Error defined active device If Dial In Control is disabled the NDM dials in only when it is reset Reset conditions are following a download an N2 reset command a sanity reset powering up or if modem is disconnected and reconnected or powered down and back up again The NDM is configured with a software program called HVAC PRO fo...

Страница 22: ...NDM accepts commands from the facility management system to dial remote sites accepts incoming phone calls and switches remote N2 onto local N2 Bus automatically hangs up after disconnect delay times out unless overridden to stay connected ...

Страница 23: ...ans that the dialer attempts a call every 4 minutes Disconnect delay 1 to 255 minutes Number of minutes to wait after call connects before dialer disconnects automatically Modem connect time 30 255 seconds Amount of time waited for a connection to be established before hanging up and redialing Default 60 seconds Modem setup string 31 characters per line Before dialing i e AT F Disconnect delay con...

Страница 24: ...d on dial in Passive 0 Printer Active 1 FMS system Default 1 Dial in Control 0 1 0 enable 1 disable Remote does not dial in if Dial in Control is disabled Number of retries 0 100 Number of retries before the alarm dial operation ceases Default 3 Try forever 0 Modem setup string 31 characters per line Before dialing i e AT F Idle time out 1 255 minutes If the remote NDM and modem have dialed an act...

Страница 25: ... necessary for the N2 Bus and its components If the installation is in an area of the country that often experiences thunderstorms and the N2 Bus is wired between the buildings surge protection or optical fiber for the bus is recommended Refer to Installing the Surge Protector in the N2 Communications Bus Technical Bulletin Code No LIT 636018 of the Metasys Network Technical Manual FAN 636 The NDM...

Страница 26: ...26 N2 Dialer Module N2 Dialer Module NDM ...

Страница 27: ...e top Refer to Figure 5 for mounting the NDM and modem with respective power supply adapters in a single enclosure ndm m odem Phone Line N2 Cable NDM 9 VDC Powe r Supply Hayes Pow er Supply H ayes M odem NDM Hayes Power Conduit Figure 5 Mounting the NDM in EWC12 Enclosure You can also mount the NDM alongside other controls using different configurations of the Universal Packaging Module Figures 6 ...

Страница 28: ... O N E S T A T B IN A R Y OU TP U T 2 4 V A C 1 2 3 4 5 6 1 5 V D C 2 4 V A C R EF N2 N 2 2 4 V A C C O M Z B U S Z B U S 7 8 T RA C S 2 4 V A C B IN A R Y IN PU T A N A L OG IN PU TS 1 2 3 4 5 6 1 2 3 4 1 5 V D C N2 Wire 24V Power Modem Figure 6 Enclosure Mounting with UNT in UPM Where smaller modems are used and if there is enough room in the UPM it may also be possible to secure the modem to th...

Страница 29: ...n This is an environment with moderate temperature variations wide non condensing humidity variation moderate vibration and possible dust contamination Phone Line N2 Cable ndm m odm3 Power Conduit NDM UNT Transformer B INA RY IN A NA LOG INP UTS B INARY OUTPUTS D S I T M A N A LOG IN PU TS C OM M ON TO ZON E STAT B IN AR Y OUTP U T 1 2 3 4 5 6 Z B U S 7 8 2 4 VA C B INA R Y INP U T A N A LOG IN PU...

Страница 30: ...hrough may be used to remotely locate the modem up to 50 feet from the NDM TD RD RTS CTS DSR SG DCD DTR 2 3 4 5 6 7 8 20 2 3 4 5 6 7 8 20 Out In Out In In In Out Out In In Out Out Out In NDM RS 232 Connector Modem or Extender Cable Connector Female Connector 232cabl Figure 8 Connecting the NDM to the RS 232 Extender Cable or Modem Terminate the N2 Bus to the 3 pin plug in terminal block This allow...

Страница 31: ... s not at the end of the line position the EOL switches to IN In all other cases position the EOL switches to OUT Refer to the ASC and N2 Bus Troubleshooting Technical Bulletin in the Metasys Application Specific Controllers Technical Manual FAN 636 3 for detailed information on N2 EOL settings ndmblw_c N2 ADDRESS O F F N2 TRANSMIT N2 RECEIVE N2 END OF LINE REF N2 N2 OUT IN 1 2 4 8 16 32 64 128 RS...

Страница 32: ...reen LEDs indicate N2 Bus activity one for transmit one for receive The LEDs do not function as N2 LEDs until reset diagnostics are complete and the NDM is functioning properly Successive diagnostic states are displayed on LEDs during reset If an error occurs during diagnostics the LEDs display the state associated with the failed diagnostic for two seconds The NDM then resets See Table 7 of Start...

Страница 33: ...nostic LED Activity Duration Startup Both on solid 2 seconds Internal RAM Both off 1 second External RAM Receive on Transmit off 1 second ROM Receive off Transmit on 1 second EEPROM Both on 1 second UART Test Both off 1 second Normal Operation Both over to N2 Control Until reset Once normal operation begins the NDM checks the DSR line on the RS 232 port for presence of the modem If the modem is pr...

Страница 34: ...red for the NDM If you have yet to create a configuration file see the N2 Dial Application in the HVAC PRO for Windows User s Manual FAN 637 5 6 After the configuration file is opened click on Download and select Current Configuration from the pull down menu The Download Controller box appears 7 Select the communication port N2 Bus and the device address Then click OK The download starts 8 When th...

Страница 35: ...e remote NDM has been downloaded with a valid remote configuration file using HVAC PRO for Windows Release 5 10 or later and includes a phone number for dialing in to the local NDM on a facility management system 1 Make sure the remote NDM hardware is defined in the facility management system data base It is not necessary to map software points from the remote NDM 2 Set the address on the remote N...

Страница 36: ...connects Wait for the disconnect to occur before proceeding 8 Connect the remote NDM to the remote controllers using the N2 Bus 9 The remote NDM automatically starts polling the N2 Bus for controllers Verify this polling by noting the flashing transmit and receive LEDs Depending on how many controllers are online the transmit LED may flash more than the receive ...

Страница 37: ...a controller Verify that the remote NDM and other remote devices come online while the disconnected controller does not All remote N2 devices including the remote NDMs can be downloaded uploaded and commissioned using the following methods Direct Access The PC with the Configuration Tool is accessing a local or remote NDM by directly connecting to an N2 Bus via a MM CVT101 0 Auxiliary The PC with ...

Страница 38: ...r remote N2 devices using Metasys device focus windows without HVAC PRO for Windows To download the local NDM 1 From Metasys exit to Program Manager while keeping Metasys running in the background This will allow the necessary interaction between the two programs 2 In HVAC PRO for Windows open the local NDM configuration file to download 3 Select Current Configuration from the Download menu This b...

Страница 39: ...Network Map Setup menu This displays the N2 Dial Summary 2 Highlight the remote site 3 Select Dial from the Action menu 4 After the communication link is established between the local and remote NDM and the remote devices come online the devices can be downloaded To do so display the remote device focus window and select Download Controller from the Action menu Note After the remote NDM is downloa...

Страница 40: ...number Enter phone number Remote NDM modem string not correct Correct remote modem string Remote modem not powered up Connect power to remote modem Dial In control is disabled Enable Dial In control N2 not connected to other controllers Alarm points not defined in controller or facility management system Connect N2 to other controllers Reconfigure controller with proper alarm points and set up as ...

Страница 41: ...past power up diagnostics Internal NDM failure Note state of LEDs just prior to reset and return NDM No N2 Communication EOL switch position wrong Set for proper EOL Wrong address Set proper address Cycle power so NDM can re read address Remote NDM configured as a local NDM Reconfigure as remote NDM Other Refer to ASC and N2 Bus Troubleshooting in the Metasys Application Specific Controllers Techn...

Страница 42: ...d in the remote NDM Phone Number Configuration dialog box Add address to remote NDM configuration Remote NDM continuously dials in A remote N2 device was not defined as an object in Metasys but its address was configured in the remote NDM and this NDM is configured to dial in on alarm Since the device was not added to Metasys the alarm cannot be acknowledged so the remote NDM continuously dials in...

Страница 43: ...Order Separately AS TBKIT 0 Replacement Kit of N2 and 24 VAC Connectors 5 each Accessories Order Separately Hayes Smart Modem Optima 96 or Optima 144 or compatible modem must be Hayes compatible and support V 32 communications at 9600 baud or greater EN EWC12 0 Universal Packaging Module RS 232 Extender Cable N2 Communications Bus Wire Dedicated Dial up Telephone Line EN UTLBRK 0 Utility Mounting ...

Страница 44: ...44 N2 Dialer Module N2 Dialer Module NDM ...

Страница 45: ... UNT A01 A02 B01 B02 X UNT B03 B04 D02 or later X VAV A01 A02 X VAV A03 D02 or later X Unsupported Devices D600 X DCM X DCM140 X IAC X IFC X ILC X XBN X XRE X XRL X XRM X a The DX 9100 requires Metasys 7 0 or later or Companion 6 0 or later The TC 9100 2 0 or later firmware requires Metasys 7 0 or later or Companion 6 02 or later b Available in European market only c If the XT 9100 is on an XT Bus...

Страница 46: ...46 N2 Dialer Module N2 Dialer Module NDM ...

Страница 47: ...ng supported devices Companion Release 6 00 or later supports the N2 Dialer Module NDM Note that the NDM does not support Companion features such as weekly scheduling demand limiting load rolling or trend If these types of functions are required it is recommended that the dial up capabilities of a standard facility management system be installed at the local and remote sites without NDMs Configuri...

Страница 48: ... main software points in a local NDM that provide control and indication of the connection to remote NDMs The four points and their states are listed below Table 11 ADI 1 Connection Status read only Value Description 0 Idle 1 Dialing 2 Connected 3 Retry 4 Failed ADI 65 Dial Command This point is used to cause the local NDM to dial out to remote facilities Overriding this point to a value from 1 to...

Страница 49: ...nutes to wait before automatically disconnecting a call user defined in HVAC PRO for Windows Table 14 ADI 66 Disconnect Delay Control Value Description 0 Default ten minutes configurable in HVAC PRO for Windows 1 240 minute delay 2 Never hang up automatically Hang up is accomplished using ADI 65 These four points should be mapped into the Companion System data base The connection status ADI 1 is a...

Страница 50: ... the HVAC PRO for Windows User s Manual A simple way of keeping track of which facility will be called when commanding ADI 65 in the local NDM to a specific value is to set up a group as follows Define the group by the remote site name as configured in HVAC PRO for Windows Then in parenthesis place the number that ADI 65 Dial Command must be commanded to in order to dial this facility Define the d...

Страница 51: ...ontrol Value Description 0 Enables dial in on alarm 1 Disables dial in on alarm The remote NDM polls the remote N2 Bus devices for reportable alarm conditions If one is noted the remote NDM initiates the dial in sequence through the local NDM to pass the alarm information on to the facility management system Mapping binary input points into the Companion System is one main item that enables a poin...

Страница 52: ...m When configuring binary and analog inputs in HVAC PRO for Windows for the remote controllers it is recommended to leave the alarm reporting setup functions alarm enable and enable COS for the Companion System to control Based on the point mapping as described above this information is passed down to the controllers from the facility management system as the devices come online Note Warning limit...

Страница 53: ...4 hour delay 2 never hang up BD 1 No AI N2 address of remote NDM to which local NDM is connected 0 255 0 no connection BD 66 Yes AO Number of retries for dialing 0 100 default 3 BD 67 Yes AO Dial Delay number of minutes between retries 0 30 default 4 BD 68 Yes AO Disconnect Delay number of minutes to wait before a disconnect 0 255 default 10 BD 69 Yes AO Modem Connect Time maximum time in seconds ...

Страница 54: ...es AO Offline Poll Count Number of offline devices to poll before online devices applies to D00 firmware NDMs only 1 255 default 5 BD 73 Yes AO Idle Timeout After a dial in to an active device the remote NDM hangs up if no N2 communication is detected during the idle timeout 1 255 default 5 minutes Local NDM only Remote NDM only Both local and remote NDMs ...

Страница 55: ...CM on the N1 LAN The remote NDM resides at an offsite location and has controllers e g AHU DX 9100 connected to it via the N2 Bus This remote location does not have a supervisory system directly connected to it The minimum requirements for an NDM application are two NDMs one remote and one local a dedicated phone line two 9600 baud Hayes Optima or 100 compatible modems and supported remote N2 devi...

Страница 56: ...ware system where you want to define the NDM The system s summary is displayed 2 Select New from the Item menu 3 Select N2 devices from the dialog box and click OK 4 Select the NDM device type and click OK The NDM Definition window appears 5 Fill in the object name expanded ID and device address 6 Save the definition ITEM SAVE Repeat this process for all local and remote NDMs in the system Note Se...

Страница 57: ...N2 Dialer Module N2 Dialer Module NDM 57 Table 19 ADI 1 Connection Status Value Description 0 Idle 1 Dialing 2 Connected 3 Retry 4 Failed ...

Страница 58: ...scription 0 Default Delay 10 min configurable in HVAC PRO for Windows 1 240 Minute Delay 4 hours 2 Never Hang up Automatically In this case hang up must be accomplished by commanding ADI 65 to 0 The multistate attributes of the CS object provide an easy way to command the local NDM to initiate a dial out to a remote facility The multistate attribute also offers a 6 character name for each state th...

Страница 59: ...tual state if the other CS commanded it Keep in mind that upon startup multiple commands could be re issued to the dial command point ADI 65 if it has been commanded but not released from multiple CSMS attributes In this scenario the last command sent to the point will control it which may trigger a dial out to a remote facility The numbers defined in the ADI 65 multistate attribute correspond to ...

Страница 60: ...ed to in order to dial out to that remote facility Because each MS attribute in the CS object is limited to a maximum of five states it is necessary to create multiple CS objects to be able to trigger the local NDM to call more than four remote sites For more information on configuring the NDM using HVAC PRO for Windows see the N2 Dial Application in the HVAC PRO for Windows User s Manual Sample D...

Страница 61: ...ed both when the point enters alarm and when it returns to normal When mapping points into Metasys there are two items that enable a point in a remote device to generate a reportable alarm First the points must be direct mapped to standard Metasys objects not the CS object This triggers the NCM to enable the COS reporting for that point in the controller Second the normal condition for that binary...

Страница 62: ... mapped into Metasys and the devices come online they can be downloaded Metasys Release 7 00 in conjunction with HVAC PRO for Windows Release 5 10 or later provides an additional method for downloading the N2 devices To download the local NDM 1 From Metasys exit to Program Manager while keeping Metasys running in the background This will allow the necessary interaction between the two programs 2 I...

Страница 63: ...s can be downloaded To do so display the remote device focus window and select Download Controller from the Action menu Scheduling is not recommended for devices objects attached to the remote NDM If you need to schedule start stop commands to these objects we recommend using the DX 9100 controller at the remote site It has the capability of downloading schedules from Metasys Release 7 To schedule...

Страница 64: ...the remote NDM becomes disconnected The NC will not even attempt to poll the device until the remote NDM comes online If a remote device address is not programmed in the NDM it will go offline each time the remote NDM becomes disconnected If a remote device that was not added to Metasys is connected to a remote NDM that is configured to dial in on alarm an alarm or change of offline state from the...

Страница 65: ... Both BD67 Yes AD Dial Delay number of minutes between successive retries 1 30 Local BD68 Yes AD Disconnect Delay number of minutes to wait before disconnecting 1 255 Both BD69 Yes AD Modem Connect Time maximum time in seconds to wait for the modem to connect 30 255 Remote BD70 Yes AD Online Poll Count number of online devices to poll before offline devices applies to D00 firmware controllers only...

Страница 66: ...66 N2 Dialer Module N2 Dialer Module NDM Notes ...

Страница 67: ...N2 Dialer Module N2 Dialer Module NDM 67 Notes Controls Group FAN 636 3 507 E Michigan Street Metasys Application Specific Controllers Technical Manual P O Box 423 Printed in U S A Milwaukee WI 53201 ...

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