WISENMESHNET Tilt Node User Manual
Contents
1. Figure 6 Surface Fixing Dual Din Rails 2 Angular Surface Fixing using One L Shaped Bracket 2 lai wisen innovation www wiseninnovation co uk www wisencn com Page 10 of 16 Wisen Innovation Technical Doc No 2002 WISENMESHNET Tilt Node Dual Axis User Manual Step 1 Screw NOT tightly the L Shaped Bracket onto the back of the node box using Cap Hex Head Screws M6x14 Qty 4 hdmi de benda Figure 7 WISENMESHNET Tilt Node onto an L Shaped Bracket Step 2 Bolt the L Shaped Bracket firmly onto the angular surface using the Anchor Bolts M6x70 Qty 4 Drill size of M10 Level the node using a spirit level attached onto the top of a node to within 1 degree of horizontal then tighten all the bolts and screws e wo EXT S OA MU jr e IPA If JOT ta ca o Jm N N J I NOIN Wem v N NT SS Figure 8 Angular Wall Mounting 2 sE ZEE wisen innovation www wiseninnovation co uk www wisencn com Page 11 of 16 Wisen Innovation Technical Doc No 2002 WISENMESHNET Tilt Node Dual Axis User Manual 74 m SES zz L Front View Side View Figure 9 Angular Wall Mounting on a Vertical Surface Overview 6 General Maintenance and Notification A PUL 1 Once a Tilt Node is installed in the field please minimise any man made disturbance so that data guality can be maintained 2 Radio communication will be impaire2. Node Internal Configuration Terminologies 5 Operation Procedures 5 1 System Deployment Notifications 1 Location The deployment location of a Tilt Node is usually determined by the desired monitoring or inspection location 2 Before any Tilt Node is switched on a gateway must be deployed powered on and proven to be working properly Otherwise the nodes will need to be switched off and on again after a gateway is switched on So 2 SE xi wisen innovation www wiseninnovation co uk www wisencn com Page 7 of 16 Wisen Innovation Technical Doc No 2002 WISENMESHNET Tilt Node Dual Axis User Manual simply speaking the rules to follow when deploying and turning on a WISENMESHNET system are Gateway first then nearby nodes then further nodes 3 All the tilt node should face to the same direction and clear notes must be taken so that the tilt direction of a monitored structure can be correctly interpreted 4 The Tilt Nodes have a certain measurement range please set it up at around O degree readings Notice O this can be done by two methods i e using a spirit level or using readings from the Tilt Node itself 5 All the Tilt Nodes must be oriented upwards i e Jor 6 AlltheSerial Numbers of the Tilt Nodes must be recorded against their site references 5 2 Reading Conversion to Structural Tilt Direction For the Dual Axis Tilt Node we define one axis as the A axis rotation t
3. Wisen Innovation Technical Doc No 2002 WISENMESHNET Tilt Node Dual Axis User Manual WISENMESHNET Tilt Node Dual Axis User Manual Wisen Innovation Ltd July 2014 Air 27 ISS IE wisen innova tion www wiseninnovation co uk www wisencn com Page 1 of 16 Wisen Innovation Technical Doc No 2002 WISENMESHNET Tilt Node Dual Axis User Manual Revision History and Clarification Document Definition It defines the specifications introduction usage and maintenance method of the Tilt Node which is one of the key components in WISENMESHNET Low Power Intelligent Wireless Sensor Network system Scope Customer Site Project Managers and Engineers Wisen Services Engineers Notice This documentation provides the basic instructions about the WISENMESHNET Tilt Node Any further information can be requested by the customers J lese wisen innovation www wiseninnovation co uk www wisencn com Page 2 of 16 UI BP UU N mnm O Oo N O Wisen Innovation Technical Doc No 2002 WISENMESHNET Tilt Node Dual Axis User Manual Table of Contents PO ACT INKOO CTION PE TTE OT A E LS 4 system structure LAY OU rr n EAEE 5 POTUTO a E TA EN 6 Ft Node Terminologies TEE E EEEE AET EEN ea 7 Me AION PROC OC CS manasi T T 7 5 1 System Deployment NotilICOtlOMNS ssssssumssaksasasasa mask naarn 7 5 2 Reading Conversion to Structural Tilt Direction eese 8 5 29 Deployment PrOC
4. age to maximise radio coverage Our product has IP66 and CE marking and is designed to work in a tough environment It is small in size reliable in performance easy for maintenance has high precision during sampling and has strong immunity to radio interference Figure 1 Tilt Node Overview in Photos 2 SE x wisen innovation www wiseninnovation co uk www wisencn com Page 4 of 16 WISENMESHNET Tilt Node Dual Axis User Manual Remote Server Smart Gateway Nodes Customer Sensor Tilt Node Mesh MCU Data Log Server lt Communicator gt Program Command Command Strain Gauge Crackmeter Y 1 4 8 VW Pressure Interface Sencar Conversion Node Settlement Mesh MCU Sampling D Cell Battery Page 5 of 16 Wisen Innovation Technical Doc No 2002 2 System Structure Layout 27 ezi wisen innovation www wiseninnovation co uk www wisencn com Wisen Innovation Technical Doc No 2002 WISENMESHNET Tilt Node Dual Axis User Manual 3 Features WISENMESHNET Tilt Node Typ 25 C Power Supply Oty x 1 3 6V D Cell 32650 Stop Min Voltage 2 1VDC Battery Connection Standard Metal Battery Holder Working Current DC Max 20mA Typ Operating Temperature 40 C to80C Storage 300 Messages during Meshing LxWxH 100 x 100 x 60mm Weight 0 8kg Fixing Bracket Din Rail Qty x 2 or Customised Bracket for Angular Surface IP Rating O m Certificate Mesh Wireless In
5. d if the antenna is covered by metal or very moist soil material 3 Due to the discharge characteristics of the recommended battery a battery replacement should be carried out when a node reported voltage reaches 2 7V at which point you have approximately 3 weeks to change the battery 4 Our product will use all the possible capacity in a battery down to a stop minimum voltage which has been specified in the Features table When this occurs our WISENMESHNET protocol will send you a warning then it will enter a deep sleep mode until a new battery is installed 5 If the data from nodes are shown unexpected results or are not being sent back to the Wisen gateway then please carry out investigation using the following two stage procedure A Remote Inspection of historical data to identify the following a Whether the heart beat message has been sent back successfully at each time interval b Whether the battery voltage is too low if yes please change the battery unit C Whether the signal strength has become significantly weaker than it was previously If yes please 27 lassi wisen innovation www wiseninnovation co uk www wisencn com Page 12 of 16 Wisen Innovation Technical Doc No 2002 WISENMESHNET Tilt Node Dual Axis User Manual check the antenna has been screwed on firmly B On site Inspection If all the above are good please arrange an on site inspection to check a b c d f Notices Whethe
6. eOUFOS samamasssmatssatahssramvu t v es ts mett staistsj tevarat PAX NOD A NETS PA UE eaa Ud 9 5 4 Tit Node Mounting ODUIONS oxuniasicvexisl eiusque unte ibur o ater qui di ue pte peni bur s abuEve det 10 General Maintenance and Notification cccccccccccssssccccessecccceeccecseeeecesseaeecesseseeessaeeeseas 12 Aa Package and 408 6 11 e NETTE EET TOT 14 sO ING VV IU MUNN E mm 15 SE OMAT 16 Z EZER vation www wiseninnovation co uk www wisencn com Page 3 of 16 Wisen Innovation Technical Doc No 2002 WISENMESHNET Tilt Node Dual Axis User Manual 1 Product Introduction The WISENMESHNET Tilt Node is one of the key products in our patented WISENMESHNET geotechnical safety monitoring system Working together with the WISENMESHNET gateway product and node products it intelligently delivers the real time tilt deformation of a structure to the information centre The WISENMESHNET Tilt Node operates using our core technology i e the WISENMESHNET Low Power Intelligent Wireless Sensor Network protocol together with its internal high precision MEMS tilt sensing module and power unit This product satisfies the three fundamental identities of the system A Network Life Span to maximise battery life across the mesh network as a whole B Network Data Arrival Rate to minimise data packet loss C Single Node Environmental Cover
7. g any action please read all the information provided carefully and keep the guidance documents safe Ensure that any procedures and installations are correctly carried out The communication cable and the case must be grounded This product has been designed to meet a certain water proof level However it becomes water vulnerable when the lid is open or if the cable gland has not been sealed properly 2 Electric Safety U gt To install the battery into a holder please follow the positive and negative signs in any Wisen product Wrong orientation of a battery could potential cause unit damage Notice The orientation of battery can vary among products When disconnecting the battery please take special care not to apply excessive force otherwise the battery holder and the nearby circuitry may be damaged 3 Warning The battery in the product has a relatively high capacity so please take special care during storage and usage This product must not be disassembled under any circumstances to do so will void the warranty and may leave the product in a dangerous state f all the above are not followed the manufacturer cannot be held responsible for any damage and injury caused to the users 4 Caution Danger of explosion if battery is incorrectly replaced Replace only with the type recommended by the manufacturer When disposing of the batteries please contact your local authorities
8. he other as the B axis rotation To verify the rotational directions according to the data readings on both A and B please see the table shown below Anti Clockwise Rotation On B axis decreases Or eguivalently Figure 3 Top Down View of a Tilt Node A represents when a Tilt Node is rotating toward the vertical arrow in the figure the angular reading on the A axis increases B represents when a Tilt Node is rotating toward the horizontal arrow in the figure the angular reading on the B axis increases J lesse wisen innovation www wiseninnovation co uk www wisencn com Page 8 of 16 Wisen Innovation Technical Doc No 2002 WISENMESHNET Tilt Node Dual Axis User Manual 5 3 Deployment Procedures 1 Open the box Take the node out of the package and open its lid 2 Insert Battery By default a node does not contain a D Cell battery Therefore the battery needs to be inserted Notice ve and ve orientation must be correct otherwise the internal circuit may be damaged 3 Antenna Installation screw the antenna tightly onto the node Figure 4 Mesh Antenna 4 Power On switch on the Tilt Node by pressing the square button on the top right corner Now you should be able to see 3 LEDs flashing 3 times this means the node is on Then switch off the node to save power if the gateway is off Figure 5 Battery Installation and Power On Off Switch highlighted in yellow circle 2 Sik w
9. isen innovation www wiseninnovation co uk www wisencn com Page 9 of 16 Wisen Innovation Technical Doc No 2002 WISENMESHNET Tilt Node Dual Axis User Manual 5 To validate the sensor data and to see it works please refer to lt lt WISENMESHNET System Evaluation User Guide gt gt Notice To properly deploy a node you must firstly have a Smart Gateway turned on before a node is powered on Otherwise a powered on isolated node will consume most of its power performing a mesh network searching mode Therefore battery life is shortened significantly 5 4 Tilt Node Mounting Options Notice There is only one aim while fixing the Tilt Node that is to make sure that the top bottom of the node box is horizontal so that the Tilt Node maximum range is not exceeded and so ensuring that optimum readings can be taken in both the A and B axes The node fixings must be rigid for the sensor to measure accurate data Do not use different fixing types e g top and bottom to avoid thermal effects Movement in the fixings will affect the readings Depending on the installation surface the Tilt Node can be deployed using two different methods 1 Flat Surface Fixing using Two Din Rails Step 1 Cap Hex Head Screw M6x14 Oty 4 firmly screw two Din Rails to the back of the node box Step 2 Anchor Bolt M6x70 Oty 4 Drill size of M10 firmly bolt two Din Rails onto the flat surface Front View Side View
10. or dealer and ask for the correct method of disposal J lese wisen innovation www wiseninnovation co uk www wisencn com Page 15 of 16 Wisen Innovation Technical Doc No 2002 WISENMESHNET Tilt Node Dual Axis User Manual 9 Contact Wisen Innovation Ltd www wiseninnovation co uk Email enquiries wiseninnovation co uk 27 ezi wisen innovation www wiseninnovation co uk www wisencn com Page 16 of 16
11. r the Tilt Node has visible external damage Check the box lid to see if it is firmly tightened Whether the antenna is bent or damaged and that the node is not blocked by new construction e g hoardings When it is possible check that the signal strength is normal by using a spectrum analyser Open the lid to see whether the battery is firmly attached to its holder Use a multi meter to measure the battery voltage If it is below the stop minimum voltage replace the battery i Case One If any change has been made from the list above please inspect the data from the remote server ii Case Two If all the actions from the list above have not cured the problem please contact Wisen We will be happy to help J lese wisen innovation www wiseninnovation co uk www wisencn com Page 13 of 16 Wisen Innovation Technical Doc No 2002 WISENMESHNET Tilt Node Dual Axis User Manual 7 Package and Accessories 3 Standard m meme o sm mmm m lt Optional Customer Preparation je CINE HN Angular Bracket Mounting on an angular surface Battery For the node DECENT TT NN J lese wisen innovation www wiseninnovation co uk www wisencn com Page 14 of 16 Wisen Innovation Technical Doc No 2002 WISENMESHNET Tilt Node Dual Axis User Manual 8 Safety and Warning Warning Please read the following instructions carefully 1 Operation Safety Before takin
12. terface WISENMESHNET Protocol 250kbps Inspection Period Every 2 Years Inspection Method Manufacturer Calibration Main Sensor MEMS Tilt Sensor Parameter X axis or A axis Y axis or B axis Tilt Range 5 to 5 or Customised Accuracy 0 01 Long Term Stability 0 004 Resolution 0 005 Auxiliary Sensor Temperature Temperature Range 40 to 80 C Accuracy 0 5 C Antenna 2 4GHz Omni directional 5dBi 20cm or Customised Antenna Connect SMA Female Protocol WISENMESHNET Protocol 802 15 4 Compatible Freguency Band 2 405GHz 2 480GHz 16 Channels Transmit Power lt 1 5dBm 20dBm Customised Receive Sensitivity 103dBm 108dBm Customised WISENMESHNET The 3 Fundamental Identities J D a o V Qj D 3 et D gt 36 months 9 Tx power 0dBm typical 0 5dBm antenna type 5dBi omni directional Network Life Span sampling rate 10mins Network Data Arrival Rate Into WISENMESHNET greater than 99 596 Light concrete indoor environment Approx 900 square meters Single Node Environmental Underground tunnel environment lt Approx 200m tunnel diameter 3m Tx Rx antenna Coverage distance to the wall 10cm 27 ezi wisen innovation www wiseninnovation co uk www wisencn com Page 6 of 16 Wisen Innovation Technical Doc No 2002 WISENMESHNET Tilt Node Dual Axis User Manual 4 Tilt Node Terminologies j Antenna Connector Figure 2 Tilt
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