Networking Node for Relay Scanner WNX-2624
Contents
1. 2308 nodes can also be integrated into larger systems that use the LonWorks technology Networking Technology Specification LonWorks technology LonMark Compliant Network signal FTT 10 Transceiver Environment Environment Indoors stationary non vibrating non corrosive atmosphere and non condensing humidity Ambient temp 15 to 120 F 15 to 50 C The WNS 2308 Input Node provides EIGHT inputs that can control any group of relays in a Douglas system using networked WRS 2224 scanners The inputs of the WNS 2308 can each be configured to be compatible with a variety of hardware types and can be configured to operate in a specific manner The default configuration is Douglas 2wire relay switch operating in the ON OFF mode Please refer to the table below for the complete list of hardware types and switch modes available The WNS 2308 uses state of the art LonWorks networking technology and LonMark certified control objects for lighting control The WNS 2308 Input Node can be used in one of 2 methods 1 Self configured Network default 2 Externally configured Network Self Configured Networks Use in a self cofigured network to add inputs Externally configured networks Other controls systems that use LonWorks technology can digitally integrate the WNS 2308 as a part of the other system Hardware Type Hardware Type Sw Mode Sw Mode Hardware amp Switching2. only be changed with a special procedure When a WNX 2624 or WNS 2308 Node is first used it does not have a system ID When it is connected to a self configured system the system will recognize that the node is present and has no ID The network manager node will then assign to the node an available ID a number from 1 to 24 If all of the nodes of a self configured system need network IDs the ID numbering process may take a few minutes Once assigned the ID numbers are retained indefinitely Adding new nodes in the future causes the auto ID process to occur for the added nodes Integrated systems assign ID numbers with the system manager used by the integrated system When a node is configured by an outside integrated system the network manager switch of the node is automatically disabled to prevent any network management conflicts with the integrated system manager LonWorks Data Signal Wiring The Douglas network nodes use FTT 10 transceivers to carry the LonWorks Data Signal The FTT 10 transceiver is well suited for a building environment It is robust has a great deal of noise immunity and supports free topology installation The FTT 10 transceivers FTT Free Topology Transceiver support free topology wiring Free topology allows the installer to branch and T the data signal as required In addition the data signal has no polarity and connections can be made to devices in either direction As a comparison RS 485 transc
3. technology can integrate Douglas relay panels as a part of the larger system The PC computer and integration process is performed by the suppliers of integrated systems B D F H A C E G PGM NODE ID INPUT CODE FLICK A B cg WNS 2308 Network Node with 8 Inputs INPUTS B W B Data Signal WTP 4408 W B 1 2 3 4 5 6 7 8 Sensor Sensor 1 2 3 4 5 6 7 8 9 0 A B C D Esc Clr 1 2 3 4 5 6 7 8 9 0 WTP 4408 3 5 7 9 11 1 14 16 18 20 22 24 13 15 17 19 21 23 2 4 6 8 10 12 ON OVERRIDE OFF OVERRIDE SELECT MASTER SWITCH NORMAL MODE FLICK WARN OPTION PROGRAM MODE WRS 2224 Relay Scanner 12345678910 11 12 13 14 15 16 17 18 19 20 21 22 23 24 W B Sw Inputs 123B45B NET MANAGER SELECT Networks without a scheduler or computer have to be self configured networks Choose one node to be the network manager with this switch NODE ADDRESS SWITCH CODE A B LON WORKS NETWORK SIGNAL FTT 10A Transceiver non polarized 78Kbps ON OFF SERVICE amp ERASE LOOK UP BUTTONS Self configured networks only WNX 2624 Network Node Data Signal 16 AWG twisted pair no shield WTI 2331 Data Signal Terminator Optional Install near center of data signal WNT 2999 Technical Data C 3 1 2 3 4 Systems LonWorks Pr
4. LECT MASTER SWITCH WRS 2224 Relay Scanner 12345678910 11 12 13 14 15 16 17 18 19 20 21 22 23 24 W B Sw Inputs 123B45B Be sure to disconnect 24VAC from relay scanner before plugging unplugging network node into scanner Mount node to 35mm DIN rail installed in Douglas relay panel NET MANAGER SELECT Networks without a scheduler or computer have to be self configured networks Choose one node to be the network manager with this switch NODE ADDRESS SWITCH CODE A B LON WORKS NETWORK SIGNAL FTT 10A Transceiver non polarized 78Kbps ON OFF SERVICE amp ERASE LOOK UP BUTTONS Self configured networks only WNX 2624 Network Node 2 5 64 Power The WNX 2624 network node obtains power from the host WRS 2224 relay scanner CAUTION Always disconnect 24VAC from the scanner prior to plugging unplugging the WNX 2624 unit Wire Type amp Method Nodes are connected together with a 2 wire cable Use 16 AWG twisted pair unshielded cable Stranded or solid conductor Refer to INSTALLATION LonWorks Data Signal Wiring for more details Free topology network wiring is supported Data signal can be wired with branches and tees Overall network wire length should not exceed 1650 feet 500m Longer data signal lengths are possible if devices are connected in a serial bus Optionally a repeater can be used to increase data signal length Connections are not p
5. Mode Options The table below is printed on the membrane key pad for easy reference The WNS 2308 is shown with the peel away description label applied Below is a reprint of the table to show the different hardware types and switching modes available from the keypad of the WNS 2308 In many cases other systems are integrated with a contact closure Use the table to determine the appropriate hardware type for the control supplied Master Switch Override Buttons Use input buttons A to H to switch inputs ON OFF Led s show status of relay group assigned to the input Select Buttons amp LEDs for 1 Program mode 2 Hardware options 3 Input switching mode settings including the flick warn option 4 Input and unit ID settings Directions Basic programming directions are printed on keypad for handy user reference Detailed directions for specialized settings are in user manual Data Signal FTT 10 transceivers are used to communicate the LonWorks protocol Wiring is simple 16AWG twisted pair unshielded wire stranded or solid DIMENSIONS amp MOUNTING Technical Data C 3 1 2 3 4 Systems LonWorks Products Interfaces 3 3 www DouglasLightingControls com Douglas LonWorks Products A B cg Data Signal B D F H A C E G PGM NODE ID INPUT CODE FLICK A B cg WNS 2308 Network Node with 8 Inputs INPUTS B W B Data Signal Input Nodes Used for simple hardwired conn
6. Technical Data C 3 1 2 3 4 Systems LonWorks Products Interfaces 3 1 www DouglasLightingControls com Networking Node for Relay Scanner WNX 2624 ww DouglasLIghtingControls com www DouglasLightingControls com The WNX 2624 Network Node permits Douglas WRS 2224 Relay Scanners to be networked together The WNX 2624 Node uses state of the art LonWorks networking technology and is LonMark certified 3 1 WNX 2624 nodes can be networked in one of 2 methods 1 Self configured network default 2 Externally configured network Self Configured Networks Self configured networks are ideal for expanding the number of relay outputs controlled by a scanner switch input When networked the switch input of a scanner has global reach and can control any quantity of relay outputs throughout the system Externally Configured Networks Other control systems that use LonWorks technology can digitally integrate the WNX 2624 as a part of that system This requries that the other system has the necessary features software and interface for lighting control The WNX 2624 node is LonMark certified and will accept all the LonWorks commands relevent for lighting control Plan View Side View WNX 2624 Network Node 6 5 165 4 0 103 1 75 45 3 5 7 9 11 1 14 16 18 20 22 24 13 15 17 19 21 23 2 4 6 8 10 12 ON OVERRIDE OFF OVERRIDE SE
7. ections to networked inputs Building Automation Contact Interfaces 3 5 7 9 11 1 14 16 18 20 22 24 13 15 17 19 21 23 2 4 6 8 10 12 ON OVERRIDE OFF OVERRIDE SELECT MASTER SWITCH NORMAL MODE FLICK WARN OPTION PROGRAM MODE WRS 2224 Relay Scanner 12345678910 11 12 13 14 15 16 17 18 19 20 21 22 23 24 W B Sw Inputs 123B45B NET MANAGER SELECT Networks without a scheduler or computer have to be self configured networks Choose one node to be the network manager with this switch NODE ADDRESS SWITCH CODE A B LON WORKS NETWORK SIGNAL FTT 10A Transceiver non polarized 78Kbps ON OFF SERVICE amp ERASE LOOK UP BUTTONS Self configured networks only WNX 2624 Network Node Relay Panel Lights Individual Relay Switches amp Sensors Floor or Building Master switches Time clocks Scanner Node Relays 3 5 7 9 11 1 14 16 18 20 22 24 13 15 17 19 21 23 2 4 6 8 10 12 ON OVERRIDE OFF OVERRIDE SELECT MASTER SWITCH NORMAL MODE FLICK WARN OPTION PROGRAM MODE WRS 2224 Relay Scanner 12345678910 11 12 13 14 15 16 17 18 19 20 21 22 23 24 W B Sw Inputs 123B45B NET MANAGER SELECT Networks without a scheduler or computer have to be self configured networks Choose one
8. eiver systems can only be wired as a bus nodes wired in succession with no branches in wire and the wire pair is polarity sensitive Data Signal total wire lengths Free topology connections 1650 feet 500meters maximum Serial bus connections 7000 feet 2700 meters maximum FTT 10 wired as a bus has improved range Data Signal Polarity None Douglas nodes can be connected to the wire pair in either way Wire Type 16 AWG twisted pair no shield solid or stranded Example Belden 8471 Other wire types can be used however results will vary depending upon the wire type and gauge Please contact factory for information about different wire types Do not install the data signal in close proximity less than 3 to higher voltage cables and conduit If longer data signal wiring lengths are needed use a repeater contact factory WLP 2999 Termination Unit The WLP 2999 Terminator unit helps provide additional noise immunity for the Data Signal wiring The device is recommended but is optional and lack of use will not affect warranty Best results are obtained if the terminator can be installed at approximately the physical center of the network wiring
9. htingControls com Functional Profile Object Network Variable amp Type Lighting Panel Controller LPC This object receives group commands activates relay groups and returns status on relay groups The trigger would be from a Scene Panel Object LonMarked Variables used by Douglas Products Scene Panel This object issues group commands and receives the relay group status The typical destination would be an LPC Object Actuator 24 objects per node This object receives commands from a switch to activate a relay and returns status The typical trigger would be from a Switch Object Switch 5 objects per node This object issues commands to activate a relay or other On Off devices The typical destination would be an Actuator Object nviGroup nvoGroupFb SNVT_Scene nvoScene nviScenFb SNVT_Scene nviLampValue nvoLampValueFb SNVT_Switch nvoSwitch SNVT_Switch Note Self managed systems only use the Lighting Panel Controller Object and the Scene Panel Object The Actuator and Switch Object are provided to permit outside systems to operate individual relays INSTALLATION System ID s and Configuration The nodes used in either self configured or integrated systems each have a unique ID Self configured systems use the facilities of one of the nodes to assign ID s This node is called the network manager and has the network manager switch set to ON Once assigned ID s are permanently stored in the node and can
10. node to be the network manager with this switch NODE ADDRESS SWITCH CODE A B LON WORKS NETWORK SIGNAL FTT 10A Transceiver non polarized 78Kbps ON OFF SERVICE amp ERASE LOOK UP BUTTONS Self configured networks only WNX 2624 Network Node 3 5 7 9 11 1 14 16 18 20 22 24 13 15 17 19 21 23 2 4 6 8 10 12 ON OVERRIDE OFF OVERRIDE SELECT MASTER SWITCH NORMAL MODE FLICK WARN OPTION PROGRAM MODE WRS 2224 Relay Scanner 12345678910 11 12 13 14 15 16 17 18 19 20 21 22 23 24 W B Sw Inputs 123B45B NET MANAGER SELECT Networks without a scheduler or computer have to be self configured networks Choose one node to be the network manager with this switch NODE ADDRESS SWITCH CODE A B LON WORKS NETWORK SIGNAL FTT 10A Transceiver non polarized 78Kbps ON OFF SERVICE amp ERASE LOOK UP BUTTONS Self configured networks only WNX 2624 Network Node CONNECTIONS Douglas relays and switches can be easiliy networked by using relay scanners equipped with network nodes Local switches and sensors are still connected directly to relays and system wide switches timers are connected to the inputs of the scanner node combination For system wide control of relays connect a standard Douglas 2 wire switch and or timer output to a scanner input By using the membrane buttons buil
11. oducts www DouglasLightingControls com Interfaces 3 4 Douglas LonWorks Products APPLICATION continued Integrated Systems The LonWorks technology used by the Douglas Scanner Node combination is a non proprietary open architecture standard for building control networks Other LonWorks based systems can incorporate a Douglas lighting control panel as a part of the other system provided the other system supports lighting controls LonWorks TECHNOLOGY To integrate different manufacturers devices and systems at a network level demands that common standards are in place today and in the future The LonWorks technology provides a stable common and open networking standard Douglas Lighting Controls is a LonMark partner and we have developed our LonWorks products to comply to the LonMark certification standards for open systems This ensures our customers reliable and predictable performance when integrating Douglas product with other systems Basics for Systems Integrators For building control designs that wish to take advantage of integrated systems Douglas products can be integrated as a part of a greater system that uses the LonWorks network platform LNS plugins are available for control and configuration of the objects listed in the table below The LNS plug ins are written in Visual Basic and are designed to plug in to the LNS software engine used by many LonWorks Integrators For more information visit www DouglasLig
12. olarity sensitive Network Operation amp Size Simple basic networks are self configured and up to 24 nodes can exist in a system WNX 2624 and WNS 2308 nodes The WNX 2624 and WNS 2308 nodes can also be integrated into other systems that use the LonWorks technology Networking Technology Specification LonWorks technology LonMark Certified V3 1 Network signal FTT 10 Transceiver Environment Environment Indoors stationary non vibrating non corrosive atmosphere and non condensing humidity Ambient temp 15 to 120 F 10 to 50 C Directions Directions are printed on keypad for handy user reference Controls on WNX 2624 are used for reviewing node address and switch codes Individual Output Buttons In operating mode use buttons to switch the connected relay ON or OFF In programming mode use buttons to enter or remove the relay from the input being programmed Override Buttons Use ON and OFF override buttons to switch relay groups Relay Group Select Use the relay group select button to choose the relay group input 1 2 3 4 or 5 The selected input will have its led ON Relay Outputs 24 output terminals 12 per side are provided for relay control Douglas 2 wire switches can be connected in parallel to permit individual control of a relay by switch Select Buttons amp LED s for 1 Operating mode 2 Program mode 3 Flick Warn before OFF Option Data Signal FTT 10 t
13. ransceivers are used to communicate the LonWorks protocol Data signal cable is 16AWG twisted pair PART No SPECIFICATION DESCRIPTION DIMENSIONS amp MOUNTING Technical Data C 3 1 2 3 4 Systems LonWorks Products www DouglasLightingControls com Interfaces 3 2 Networking Node with 8 Inputs WNS 2308 PART No SPECIFICATION DESCRIPTION Plan View Side View WNS 2308 Eight Input Node 6 5 165 4 0 103 1 75 45 B D F H A C E G PGM NODE ID INPUT CODE FLICK A B cg WNS 2308 Network Node with 8 Inputs INPUTS B W B Data Signal The WNS 2308 mounts to 35mm DIN rail in Douglas relay panel Power 24VAC 100mA Wire Type amp Method Nodes are connected together with a 2 wire cable Use 16 AWG twisted pair unshielded cable Stranded or solid conductor Refer to INSTALLATION LonWorks Data Signal Wiring for more details Free topology network wiring is supported The data signal can be wired with tees and branches Overall network wire length should not exceed 1650 feet 500m Longer data signal lengths are possible if devices are connected in a serial bus Optionally a repeater can be used to increase data signal length Connections are not polarity sensitive Network Operation amp Size Simple basic networks are self configured and up to 24 nodes can exist in a system WNX 2624 and WNS 2308 nodes The WNX 2624 and WNS
14. re controlled by an input Any relay output that is part of the network can be programmed to an input Each relay scanner has 5 inputs and 24 relay outputs If additional inputs are required at a location use the WNS 2308 EIGHT Input Networking Node A self configured system can support up to 24 nodes This provides over 500 relay outputs and 120 inputs The flick warn and time out options supported by a stand alone WRS 2224 Relay Scanner are also supported on the self configured network If the input has an option selected with the keypad of the WRS 2224 the system wide relay group will have the same feature The WNS 2308 also supports the flick warn feature The WNS 2308 unit has additional features that allow the inputs to accept control from devices that do not use the Douglas 2wire switching method Contact closures of maintained or momentary nature are easily interfaced to the WNS 2308 Externally Configured Networks Douglas LonWorks based products can be configured and controlled by an external host system that uses the LonWorks standards For programming and operating details of such systems please refer to the documentation of the host system Scanner Node Combination Self managed systems of up to 24 nodes can exist Telephone Interface Dial in to actuate any of the 256 relay groups ON or OFF Optional Integrated Systems Douglas LonWorks products are compliant to LonMark standards Larger systems that use LonWorks
15. t into the scanners the relays controlled by an input are easily selected or de selected Each input of a scanner is unique That is input 1 of scanner 1 can be set to control relays connected to scanners 1 2 3 etc Input 1 of scanner 2 can be set to control a different group of relays that are connected to scanners 1 2 3 etc By attaching a WNX 2624 network node to a WRS 2224 relay scanner a simple self managed network can be established The WNX 2624 nodes are connected together with a non polarized data signal that can be connected to the devices in either way Total data signal length should not exceed 1650 feet 500m If longer lengths are required to a maximum of 7000 ft 2700m wire the data signal from node to node in sequence no tees or branches or use a repeater The WNX 2624 Scanner Node is LonMark certified to ensure reliable predictable operation with other control systems that integrate Douglas relay panels as a part of their system APPLICATION Simple Self configured Networks A self configured network only requires the network nodes to be plugged into the relay scanners and connected together via data signal For one of the network nodes set the network manager switch to ON and ensure that the rest of the switches are OFF The node with the switch set to ON performs the network manager functions of configuration and address assignment Use the membrane key pads built into the scanners to set which relays a
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