Installation Manual 905U-L Wireless I/O
Contents
1. 20 supported antennas 14 aar aa 25 37 cable l0SS cette bete ee ede 15 cables for antennas 14 supported 14 GEDS90El t 14 coaxial surge diverter 17 configuration default 2 36 user defined customized 36 CONUN Pe 36 connections TADING pec 17 current sink 29 current source 28 DG relays eee terere tige 25 pellem 27 digital iicet eene niinus 24 DIN ali tct 35 dipole antennas een 18 electronic proximity switches 24 explosive 422 2 22 4 1 22 floating input 32 flyback diodes iii 25 gain eee 15 horizontal 20 installing eniinn 35 instrument transducers 27 lau TuzItig eem 16 internal surge protection 22 LEDs Iu p 13 Mr Hd 11 905U L Wireless 1 Versio2. 24 vulcanising tape se 17 watchdog 25 MIEIS00 nieht n liam teuer etes 14 16 900 14 2712109 14 Zener diode 2 21 1 27 zero based 27 Page 40 of 40
3. Installation Manual 905U L Wireless I O Version 1 8 man_905U L_installation_v1 8 doc 905U L Wireless I O Installation Manual Document information Installation Manual 905U L Wireless I O Version 1 8 ELPRO contact details Address gt 9 12 Billabong Street Stafford QLD 4053 Telephone 4 61 0 7 3352 8600 Fax 61 0 7 3352 8677 Email gt sales cooperindustries com Website gt www cooperbussmann com wireless Copyright Copyright ELPRO Technologies Pty Ltd All rights reserved Limited lifetime warranty disclaimer and limitation of remedies ELPRO products are warranted to be free from manufacturing defects for the serviceable lifetime of the product The serviceable lifetime is limited to the availability of electronic components If the serviceable life is reached in less than three years following the original purchase from ELPRO ELPRO will replace the product with an equivalent product if an equivalent product is available This warranty does not extend to Failures caused by the operation of the equipment outside the particular product s specification or Use of the module not in accordance with this User Manual or A Abuse misuse neglect or damage by external causes or Repairs alterations or modifications undertaken other than by an authorized Service Agent ELPRO s liability under this warranty is limited to the replacement or repair of the product This warranty is in
4. 2 Up to 10Hz Pulse input on page 30 Analog output 1 0 22 mA suitable for loop Analog output on powered floating input or single page 31 ended input device For more information see the next sections 905U L Wireless I O Page 22 of 40 Version 1 8 905U L Wireless I O Installation Manual Digital inputs The 905U L T module provides two digital inputs suitable for gt Voltage free contacts e g mechanical switches or gt NPN transistor devices e g electronic proximity switches or gt 0 5V signals 2V 4V Minimum range Note PNP transistor devices are not suitable The unit provides contact wetting current of approximately 5mA to maintain reliable operation of driving relays Each digital input is connected between the appropriate Digital Input terminal and Ground Each digital input circuit includes a LED indicator that lights when the digital input is active i e when the input circuit is closed To activate the digital input the switching device resistance must be less than 200 ohms Connection Example method Voltage free contact Voltage free contact input Transistor Y input Active 0 5 signal device External Power Supply Note Use a solid state relay if the voltage range is not suitable Voltage Range is low 2V max high 4V min 905U L Wireless I O Page 23 of 40 Version 1 8 905U L Wireless I O Installation Manual Relay outputs The
5. Weatherproof connectors e g 3M 23 tape etc Surge protector arrestor optional Stress relief loop ELPRO Unit You must provide good ground connection to the mast unit and surge arrestor protector Earth Stake You must install the aerial above all local obstructions 905U L Wireless I O Page 18 of 40 Version 1 8 905U L Wireless I O Installation Manual Yagi antennas Yagi antennas are directional and have positive gain to the front of the antenna and negative gain in other directions You can use the gain to gt Compensate for coaxial cable loss for transmitter unit and gt Increase receive sensitivity for receiver units You should install Yagi antennas with the central beam horizontal and pointed directly in the transmission direction to benefit from the antenna gain Note Yagi antennas usually have a drain hole on the folded element You should position the drain hole at the bottom when installing the antenna You can install Yagi antennas gt Vertically polarized with the elements in a vertical plane or gt Horizontally polarized with the elements in a horizontal plane The following table shows the recommended installation mode for different situations If your installation has ELPRO recommends using Two stations both using Yagi antennas e Horizontal polarization for the stations Two or more stations communicating with a e Vertical polarization for the stations and common stati
6. 5 km The unit can tolerate larger amounts of obstructions for shorter distances For very short distances you can also mount the antennas inside buildings If two 905U modules cannot communicate reliably you can use a third 905U module as a repeater to receive and re transmit messages This module may also have input output I O signals connected to it and form part of the I O network Note 1 ELPRO recommends using the 905U G module as a repeater unit between 905U L T and 905U L R modules 2 To use a repeater unit the 905U L modules and the repeater module must be configured using the supplied configuration software The factory default configuration described in the Quick Start Guide cannot use a repeater unit 905U L Wireless I O Page 15 of 40 Version 1 8 905U L Wireless I O Installation Manual Installing and earthing antennas You must connect an antenna to each 905 module using the SMA connector at the top of the enclosure ELPRO recommends carefully taping the connections between the antenna and coaxial cable to prevent moisture ingress Moisture ingress in the coaxial cable is a common cause of radio system problem as it greatly increases the radio losses ELPRO recommends taping the connection with three layers of tape Layer Tape I CO 2 Vulcanising tape e g 3M 23 tape Additional layer of PVC UV stabilized insulating tape The first tape layer lets you easily inspect the joint if require
7. a loop isolator 2 Ground is connected to ground earth If you cannot ground the PLC COM you must use a loop isolator 905U L Wireless I O Version 1 8 Page 27 of 40 905U L Wireless I O Installation Manual Analog Example Current gt gt Sink Output 7 PLC signal source Current sink output Note 1 Ground is connected internally to Earth If you cannot ground the PLC COM you must use a loop isolator 905U L Wireless I O Page 28 of 40 Version 1 8 905U L Wireless I O Installation Manual Thermocouple input The 905U L T provides one input suitable for connection to a thermocouple or a millivolt level signal The module provides linearization tables for J K and T type thermocouples and also supports other types via a user linearization table Millivolt signals in the range 10mV to 100 mV are supported For more information on configuring the thermocouple input and cold junction compensation to suit your application refer to the User Manual Cable shield Note The cable shield is optional however ELPRO recommends cable shields for long cable runs 905U L Wireless I O Page 29 of 40 Version 1 8 905U L Wireless I O Installation Manual Pulse input The 905U L T module lets you configure the digital inputs as pulse inputs with the following characteristics Characteristic Value Maximum rate 06 mmm ome sms mmm ontine e0mse Using this mode you can m
8. antennas Unity gain dipole antennas are commonly used on unlicensed channels The dipole antenna does not provide any gain so the power transmitted from the antenna is the same as the power out of the module A dipole antenna that comes supplied with integral 15 ft cable does not require additional coaxial cable You should mount dipole antennas vertically preferably no less than 1 metre away from a wall or mast for maximum performance Collinear antennas Collinear antennas transmit the same amount of radio power in all directions horizontally and are easy to install and use They provide gain by compressing the radiated signal to a flattened disc shape and reducing the amount of signal radiated above and below the horizontal plane Collinear antennas are generally used at a central site with more than one remote site or at a repeater site Collinear antennas are similar in appearance to dipole antennas however the antenna is longer Collinear antennas are supplied without cable and require additional coaxial cable You can use collinear antennas to gt Transmitter to compensate for the losses in long lengths of coaxial cable gt Receiver to increase receive sensitivity 905U L Wireless I O Page 17 of 40 Version 1 8 905U L Wireless I O Installation Manual The following diagrams shows the recommended installation for collinear and dipole antennas 1m minimum Collinear antenna Objects e g walls
9. 905U L R module provides three normally open voltage free relay contacts rated at 250VAC 30VDC 1A You can use these outputs to directly control low powered equipment or power larger relays for higher powered equipment For inductive loads ELPRO recommends DC relays use flyback diodes across the external circuit to prevent arcing across the relay contacts Max 30VDC AC relays use capacitors e g 10nf 250V to prevent arcing across the relay contacts AC Load Max 250VAC 1A Q You can individually configure digital outputs to turn off if no command message is received by the output for a certain period This feature provides an intelligent watchdog for each output so communications failure at a transmitting site causes the output to revert to a known state The output circuit is connected to the appropriate pair of Digital Output terminals Each digital output circuit includes a LED indicator that lights when the digital output is active The LED flashes if the watchdog alarm is active In order to comply with Electrical Safety Standards when connecting SELV AND voltages which are greater than SELV 30VAC or 60VDC together then Relay Output 2 must NOT be used in order to provide sufficient isolation between the outputs 905U L Wireless I O Page 24 of 40 Version 1 8 905U L Wireless I O Installation Manual Status outputs The unit contains the following status outputs gt System OK gt Setpoint Outp
10. LED flashes but same channel e Higher mounting points to LED e radio path is adequate overcome obstructions e Output LEDs flash quickly e Using an intermediate unit as a repeater 30VDC for 35 mA max e Module configuration e Your module configuration may be invalid Re load or restore factory default configuration TX LED flashes but no RX e Ensure the 905U L R is set to e Register the receiver with the LED bench testing the same country and transmitter Refer to the Quick frequency band as the 905U L Start Guide T RX LED Flashes but no For a user defined customized e Check the configuration and re outputs change configuration check the program the modules configuration For default configuration check Repeat the procedure to register the receiver is registered with the receiver with the transmitter the transmitter For support for other testing issues please contact ELPRO 905U L Wireless Page 36 of 40 Version 1 8 905U L Wireless I O Installation Manual Unit specifications This section details the specifications for each unit Transmitter unit Input output Number Additional information Digital inputs Dry contact digital inputs slow pulsed at 10Hz All inputs are suitable for voltage free contacts e g mechanical switches or NPN transistor devices e g electronic proximity switches NOTE PNP transistor device inputs are NOT suitable Status outputs Ss Separate
11. O RR OOO SO rercr eT ctr 26 0 A VR OU PR S aaa 29 Pulse 30 Aalto 31 Installing and configuring the unit 33 IRR annali 34 CEI PEE ETE 35 es S 36 Unit specifications 37 TRIS I ea alan 37 E DIE E A buda eso ane ben ud ANE A NT ar Ancillary hardware reference PETRO 38 232 send eben 38 Index 39 905U L Wireless I O Page 3 of 40 Version 1 8 905U L Wireless I O Installation Manual This page intentionally left blank 905U L Wireless I O Page 4 of 40 Version 1 8 905U L Wireless I O Installation Manual In order to comply with Electrical Safety Regulations this module must be installed in an Electrical AND Fire enclosure This enclosure may be a single or multiple enclosures Access to the module is to be made by a Service Person only Incorrect termination of supply wires may cause internal damage and will void warranty To ensure your 905U L enjoys a long life double check ALL your connections with the Installation Guide before powering on the module FCC Notice This device complies with Part 15 247 of the FCC Rules Operation is subject to the followin
12. System OK and Setpoint Status Analog inputs 0 20mA differential input 16 bit resolution 0 1 accuracy 10 ohm input impedance Thermocouple J K or T type thermocouple with on board cold junction compensation inputs Cold junction compensation accuracy 1 over ambient temp range 40 to 70 C Power supply 9 30 VDC 0 6 Amp CSA certified Class 2 power supply For use in Class 1 Div 2 explosive areas the power supply must be approved for Class 1 Div 2 use MENIA Explosion hazard do not disconnect while circuit is live unless area is known to be non hazardous 1 Watt Frequency Hopping Spread Spectrum FHSS Transmitter 902 928 MHz Actual frequency range depends on country Receiver unit Input output Number Additional information Digital outputs id free contacts rated at 250 VAC 1A 30VDC 1A EN NN Status outputs 2 Sepaate System OK and communicare ua 16 bit resolution 0 1 accuracy single ended source output Power supply 1 9 30 VDC 0 25 Amp CSA certified Class 2 power supply For use in Class 1 Div 2 explosive areas the power supply must be approved for Class 1 Div 2 use Explosion hazard do not disconnect while circuit is live unless area is known to be non hazardous High sensitivity FHSS UHF radio receiver 902 928 MHz Actual frequency range depends on country Sensitivity 110 dBm At BER 8 905U L Wireless I O Page 37 of 40 Version 1 8 905U L Wireless I O Installation Manua
13. alling your unit Specifications Know technical information about your unit For more information see the next sections 905U L Wireless I O Page 7 of 40 Version 1 8 905U L Wireless I O Installation Manual Installing your unit This section describes how to install your unit and contains the following sections Description For more information see 1 Read the safety Lets you understand important safety EX information information related to your unit Warning NOTE You must read this information on page 5 before installing your unit 2 Get to know the unit Understand the basic features of your Unit components and connections features unit on page 9 3 Install the antenna Learn how to install an antenna with Installing the antenna on page 13 your unit 4 Install the power supply Learn how to install a power supply for Installing the power supply on your unit page 21 5 Install the units Learn how to install your unit Installing the unit on page 34 6 Linking and configuring Learn how to link and configure your Configuring your units on page 35 the unit units to transmit and receive information 7 Test the unit Understand the principles for testing Testing your units on page 36 your units Note To ensure internal surge protection works correctly you must earth each unit using the Earth terminal For more information see the next sections 905U L Wireless I O Page 8
14. ap the pulse count to a remote output by transmitting the pulse count to a 905U G module register or re generating as a Pulse Output on 905U 1 or Digital Output on a 905 3 unit Note You should connect the pulse input in the same way as a digital input The following diagrams illustrate different connection methods Connection Example method Passive Transistor Device WP External Power Passive transistor Active pulse device Note Use a solid state relay if the voltage range is not suitable Voltage Range is low 2V max high 4V min 905U L Wireless I O Page 30 of 40 Version 1 8 905U L Wireless I O Installation Manual Analog output The 905U L R module provides a 4 20 mA DC analog output for connecting to instrument indicators to display remote analog measurements The analog output is a current source provided from an internally generated 24V loop supply When connecting to an external device e g electronic indicator recorder PLC DCS input etc by connecting the output between the Analog Output terminal and the COM terminal Note Zener protection of analog outputs provides protection against short periods of over voltage however longer periods may result in module damage You can also individually configure analog outputs to turn off i e 0 mA if no command message is received to the output for a certain period The following diagrams illustrate diff
15. configuration that lets you easily setup your network as a simple send receive or gt User defined customized configuration that lets you set specific information about your network and allows communication with other ELPRO 905 series devices For more information on setting a user defined customised configuration see the User Manual For more information on setting the factory default configuration refer to the Quick Start Guide included with your module The following table details the factory default configuration Signals sent over radio 905U L T Transmitter Sends 905U L R Receiver Other signals 905U L T Transmitter 905U L R Receiver Thermocouple Input Not used Communication Failure Comes on if no messages from 905U LT Setpoint Output Local indication 9 System On if system System OK On if system OK 905U L Wireless I O Page 35 of 40 Version 1 8 905U L Wireless I O Installation Manual Testing your units We recommend you bench test the complete system before installing a new system Configuration problems are easier to identify and fix when the units are next to each other The following table describes common problems and recommended solutions If your installation has You should check ELPRO recommends Poor radio channel antenna installation e Higher performance antennas if communications e For radio interference on the the path is too long TX
16. d as you can easily remove the vulcanising seal Note You must effectively earth all masts for mast mounted antennas to avoid lightning surges We also recommend using a coaxial surge diverter for antennas mounted outside industrial plant environments If the antenna is not already shielded from lightning strike by an adjacent earthed structure you can provide shielding by installing a lightning rod above the antenna You should connect the antenna to the module using 50 ohm coaxial cable e g RG58 or RG213 terminated with a male coaxial connector The higher the antenna is mounted the greater the transmission range however as the length of coaxial cable increases so do cable losses For use on unlicensed frequency channels there are several types of antenna suitable for use If you mount antennas on elevated masts you should effectively earth the masts to avoid lightening surges The 905U L radios are fitted with surge protection Note For high lightening risk areas ELPRO recommends additional surge suppression devices If the antenna is not already shielded from lightening strike by an adjacent earthed structure you can install a lightening rod to provide shielding 905U L Wireless I O Page 16 of 40 Version 1 8 905U L Wireless I O Installation Manual Dipole and collinear antennas This section contains important information for using dipole and collinear antennas For more information see the next sections Dipole
17. d flash 1 6HZ indicates the module is halfway through the configuration process Medium flash also happens when you set the rotary switch to position 0 when powering on the unit 905U L Wireless I O Page 10 of 40 Version 1 8 905U L Wireless I O Installation Manual Receiver unit Your 905U L R unit has the following components and terminal connections NOT USED NOT USED 8 SYSTEM OK mS COMMS FAIL COMMON 30VDC 500 For inductive load use surge diodes ANALOG OUTPUT Max analog load 900 ohm DO contacts are rated at 1A 250VAC For good engineering practice use POWER SUPPLY a surge diode for DC loads and 9 30 VDC a surge capacitor 10nF 250V for AC loads 250mA 12V 125 24V 905U L Wireless I O Page 11 of 40 Version 1 8 905U L Wireless I O Installation Manual The front panel contains the following components SMA antenna connector at top of unit c RS232 configuration port RSSI push button The LEDs on the front panel indicate the unit status LED Status Indicates Output LED ON The Output LEDS i e D1 D2 D3 light when the corresponding output is active LEDs with RSSI Push When you press the RSSI push button the unit shows the signal strength by lighting Button Pressed the LEDs from the bottom to the top Signal strength is the strength of the last message received that was addressed t
18. dditional protection in high voltage or noisy environments or for long wiring runs A 24VDC loop supply is available on the 905U L T module for powering the analog transducer loops this situation connect the gt Analog loop between an Analog Input terminal and Ground gt Positive terminal i e Analog Input to the 24V Analog Loop Supply Externally powered loops may be connected by connecting the input between Analog Input and Analog Input Common mode voltage may be 0 5V to 27V ELPRO recommends using shielded cable for analog I O loops to minimize induced noise and Radio Frequency Interference RFI Note You should only connect one end of the cable shield to Earth To connect an analog signal from a PLC or DCS output to an analog input on the 905U L T you must carefully check the internal circuit of the output as different devices use different ways to create an analog signal 905U L Wireless I O Page 26 of 40 Version 1 8 905U L Wireless I O Installation Manual The following diagrams illustrate different connection methods Analog signal source 2 wire transducer 4 wire transducer External Power Note Analog input must be within 27V of Ground If your terminal voltage exceeds this you must use a loop isolator Current source output Current Source Output Note 1 Analog input must be within 27V of Ground If your terminal voltage exceeds this you must use
19. ed personnel licensed electricians only and installation must be carried out in accordance with the instructions listed in the Installation Guide and applicable local regulatory codes 2 The units are intended for Restricted Access Locations o The Wireless module is intended to be installed a final enclosure rated IP54 before use outdoors 4 The Equipment shall be powered using an external Listed Power Supply with LPS outputs or a Class 2 Power Supply 5 Wireless module must be properly grounded for surge protection before use 905U L Wireless Page 6 of 40 Version 1 8 905U L Wireless I O Installation Manual About this document This document is the 905U L Wireless I O Installation Manual that describes how to install your 905U L units and contains important information for installing your units with other equipment Note If your network only contains one transmitter and receiver pair you should also read the 905U L QuickStart Guides This document contains the following sections Section Read this section if you want to Basic steps for using your unit Factory default configuration Resetting factory defaults Reset your unit to the original factory default settings Linking transmitter and receiver units Link your units to work as a dedicated pair Safety information Understand important safety information related to your unit NOTE You must read this information before inst
20. eless I O Page 5 of 40 Version 1 8 905U L Wireless I O Installation Manual Safety Notice Exposure to RF energy is an important safety consideration The FCC has adopted a safety standard for human exposure to radio frequency electromagnetic energy emitted by FCC regulated equipment as a result of its actions in Docket 93 62 and OET Bulletin 65 Edition 97 01 Industry Canada 905U Wireless I O Module RSS 119 This device has been type accepted for operation by Industry Canada in accordance with RSS 119 of the Industry Canada rules See the label on the unit for the specific Industry Canada certification number and any other certification designations Any changes or modifications not expressly approved by ELPRO Technologies P L could void the user s authority to operate this equipment To operate this equipment legally the user must obtain a radio operating license from the government agency This is done so the government can coordinate radio users in order to minimize interference UL Notice THIS EQUIPMENT IS SUITABLE FOR USE IN CLASS DIVISION 2 GROUPS A B C AND D HAZARDOUS LOCATIONS OR NONHAZARDOUS LOCATIONS ONLY WARNING EXPLOSION HAZARD DO NOT DISCONNECT EQUIPMENT WHILE THE CIRCUIT IS LIVE OR UNLESS THE AREA IS KNOWN TO BE FREE OF IGNITABLE CONCENTRATIONS WARNING EXPLOSION HAZARD SUBSTITUTION OF ANY COMPONENT MAY IMPAIR SUITABILITY FOR CLASS 1 DIVISION 2 1 The Wireless I O module is to be installed by train
21. ences in earth potential during voltage surges Do NOT connect the positive side of the supply to Earth 3 The following diagram illustrates the connection Power Supply Input Ground 905U L Wireless I O Page 21 of 40 Version 1 8 905U L Wireless I O Installation Manual Inputs and outputs The units have the following inputs and outputs Input output 905U L T 905U L R Description For more information see Digital inputs 2 Suitable for Voltage free contact Digital inputs on NPN transistor 0 5V signal page 23 Relay outputs 3 250VAC 1A 30VDC 1A Relay outputs Important Information on page 24 Status outputs 2 2 Max 30VDC 500 mA Indicate Status outputs on module status communication page 25 failure and local setpoint status Analog inputs 1 4 20 mA with over range and Analog input on page under range 26 0 10 mA with over range 24V Loop supply 1 Provides power for 1 external Installing the power current loop up to 35 mA supply on page 21 Analogue setpoint 1 Allows discrete setpoint to be Refer to the User controlled from analog input Manual Threshold adjustable via rotary switch Thermocouple 1 Provides measurement of E J K Thermocouple input millivolt input T type Thermocouple millivolt on page 29 signals and user defined thermocouple types Thermocouple 1 Lets you control discrete setpoint Refer to the User setpoint from thermocouple with threshold Manual adjustable via rotary switch
22. erent connection methods Connection Example method Floating input device Device 905U L Wireless I O Page 31 of 40 Version 1 8 905U L Wireless I O Installation Manual Connection Example method To single ended input device Device 905U L Wireless I O Page 32 of 40 Version 1 8 905U L Wireless I O Installation Manual Installing and configuring the unit This section describes how to install and configure your unit and contains the following sections Section Description For more information see Installing the unit Describes how to physically install your unit Installing the unit on page 34 Configuring your Describes the different ways to configure Configuring your units on page 35 unit your unit Testing your unit Describes ELPRO s recommendations for Testing your units on page 36 testing your unit For more information see the next sections 905U L Wireless Page 33 of 40 Version 1 8 905U L Wireless I O Installation Manual Installing the unit To install the unit 1 Connect signals to the supplied terminals Connect the radio antenna 2 3 Install DIN rail to mount the module 4 Clip the module to the DIN rail You can now configure your unit For more information see page 35 905U L Wireless I O Page 34 of 40 Version 1 8 905U L Wireless I O Installation Manual Configuring your units You can configure your network using gt Default factory
23. g two conditions gt This device may not cause harmful interference and gt This device must accept any interference received including interference that may cause undesired operation This device must be operated as supplied by ELPRO Technologies Any changes or modifications made to the device without the written consent of ELPRO Technologies may void the user s authority to operate the device End user products that have this device embedded must be installed by experienced radio and antenna personnel or supplied with non standard antenna connectors and antennas available from vendors specified by ELPRO Please contact ELPRO for end user antenna and connector recommendations In accordance with 47 CFR Part 15 Subpart C Section 15 203 only the following antenna coax cable kits combinations can be used Manufacturer Model Number Coax Kit Net ELPRO YU6 900 CC20 900 3 84 Gain Part Additional information This device has been tested and found to comply with the limits for a Class B digital device pursuant to Part15 of the FCC rules Code of Federal Regulations 47CFR Part 15 Operation is subject to the condition that this device does not cause harmful interference 90 This device has been type accepted for operation by the FCC in accordance with Part90 of the FCC rules 47CFR Part 90 See the label on the unit for the specific FCC ID and any other certification designations 905U L Wir
24. l Ancillary hardware reference information This section contains reference information about additional hardware components you may need for your unit RS232 serial cable You can connect the unit to a PC using an RS 232 serial cable to gt Transfer configuration information gt Perform factory and field testing The serial port is an 8 pin RJ 45 plug that communicates using standard RS 232 signals Signal information Baud rate 9600 8 bits with 1 stop bit Parity No parity ELPRO can supply a configuration cable Note The following pin out information is for reference only RJ 45 Required Signal name Normal colour 822 Ho oem we i v pe Tomine range we a Seretconmon eve 5 5 Receive Data from Modem 6 Transmit Data to Modem foros s rasos 7 905U L Wireless I O Page 38 of 40 Version 1 8 Index 2 Wire traNSAUCEr 28 4 wire transducer i 28 LICUIT 25 active pulse device See active signal device 24 analog Inputs iiic Eee ities 27 analog OUIput 32 ahtentas ee eo De eto ER ren 18 compatible 14 18 InstalliM s 16 polarizationi
25. lieu of and exclusive of all other warranties This warranty does not indemnify the purchaser of products for any consequential claim for damages or loss of operations or profits and ELPRO is not liable for any consequential damages or loss of operations or profits resulting from the use of these products ELPRO is not liable for damages losses costs injury or harm incurred as a consequence of any representations warranties or conditions made by ELPRO or its representatives or by any other party except as expressed solely in this document 905U L Wireless Page 2 of 40 Version 1 8 905U L Wireless I O Installation Manual Contents Contents 3 FASO CNN td cnn cea 7 Installing your unit 8 Uat AE E IO Ell eI RR E e LIT 9 Transmiter Unii 9 IS AE CL I 11 IERI 13 13 Rodio transmission TRUE 15 Durs and VEDI aj E 16 Dipole and COMING al DON HE dried EA 17 laccio 17 COUGAR SLC INAS ela 17 NOAM AMMO TING O I RI RE 19 salga sportelli e 21 Inputs outputs 22 Digtal PU ri 23 Relay RE RR OR IE ORIO ORSO O OR IR SEO OT RIO 24 SRI alla 25 I
26. n 1 8 905U L Wireless Installation Manual lightening 17 lightening 1 17 line Xo iE iTo p 16 linearization 30 loop powered 32 maximum transmission distance 16 mechanical SWiItChes ii 24 millivolt 30 AOL M ea 15 ODSIIUCtlOns citer ena aen 16 intermediate 16 over voltage bei e Dat eins 27 passive transistor esee 31 E 39 uineis EHE OI 27 polariza ee ai ia 20 POlANZO oper 20 power e 22 installing 22 eo p 37 pulse Input 1 eror e ies 31 PVG tape c a 17 Radio Frequency Interference 27 receiver COMPONENTS 12 font panel etre ees 13 ueber iure hts 13 terminal connections 12 relay OUTPUts 25 reliable path siti iere tire eter 16 C 16 reverse voltage 27 jig M 27 RJA lai 39 Ey Tro 10 changing position 10 Setpoint level
27. nsmission distances The unit will operate reliably over large distances depending on the gt Antenna type gt Antenna location gt Amount of radio interference and gt Radio path obstructions e g hills or trees Typical reliable distances are Area Distance Additional information USA Canada 6dB net gain antenna configuration permitted 4W Equivalent RF power permitted Australia NZ Unity gain antenna configuration 1W Equivalent RF power permitted To achieve these distance you must elevate at least one site on a hill or transmission tower Modules will operate reliably with some radio path obstruction however obstructions also reduce the reliable distance Note You must test all obstructed paths to check the reliability of the path You can achieve maximum transmission distances if the radio path has line of sight For example raising antennas above intermediate obstructions including hills trees etc Obstructions reduce the range however they may not prevent a reliable path The closer the obstruction is to the antenna the greater the blocking effect For example a group of trees around the antenna is a larger obstruction than a group of trees further away from the antenna You can achieve longer distances by mounting one antenna on top of a hill Note Due to the earth s curvature you must elevate antennas higher than the ground level between the antennas for longer paths greater than 3 miles
28. o this station m ee nes Rx een 100 96m _ oe re nan Wenn 105 Im Output LED flashing If an output is in communication failure the corresponding LED flashes at 5 Hz quickly 905U L Wireless I O Page 12 of 40 Version 1 8 905U L Wireless I O Installation Manual Installing the antenna This section explains how to install your antenna and contains the following sections Section Description For more information see Supported antennas Details the antennas and cables you can use Supported antennas on page and cables with the units 13 Radio transmission Details the distances for reliable operation Radio transmission distances distances on page 15 Installing and Details important information about installing and Installing and earthing antennas earthing antennas earthing antennas on page 16 Dipole and collinear Details important information about using dipole Dipole and collinear antennas antennas and collinear antennas on page 17 Yagi antennas Details important information about using Yagi Yagi antennas on page 19 antennas For more information see the next sections Supported antennas You can use the following antennas with the units Antenna Additional information Total gain including cable Whip antenna for mounting directly onto the module operation upto 6 dBi Ve mile 1 km You can use the following cables with the units The following table shows compa
29. of 40 Version 1 8 905U L Wireless I O Installation Manual Unit components and connections This section shows the components and terminal connections for the transmitter and receiver units Transmitter unit The 905U L T transmitter unit has the following components and terminal connections Earth Wire Lug underneath Unit JL SYSTEM OK SP STATUS COMMON N Thermo couple type J K or T or m signal Max SONDE 500mA Forinductive load surge diodes Loop powered sensor shown Externally powered sensors are also suitable Dl s suitable forvolt free contacts or NPN transistor devices POWER SUPPLY 9 30 YDC 0 12V 300mA 2 24 905U L Wireless I O Page 9 of 40 Version 1 8 905U L Wireless I O Installation Manual The front panel contains the following components SMA antenna connector at top of unit c RS232 configuration port Rotary switch for set point settings NOTE To avoid damaging the rotary switch use a screwdriver to change the position The rotary switch controls the setpoint levels on the Analog and Thermocouple inputs The LEDs on the front panel indicate the unit status LED Status Indicates None Input LEDS i e D1 D2 SP AZ light when the corresponding input is active i la Digital Input 1 is active Low Co oee YP eseon oeo All LEDs medium flash Medium spee
30. on e Dipole or collinear i e non directional antenna for the central station 905U L Wireless I O Page 19 of 40 Version 1 8 905U L Wireless I O Installation Manual The following diagrams shows the recommended installation for collinear and dipole antennas Protected area approximately 45 degrees to vertical Antenna installed with drain holes down Coax feed looped at connection 905U L Wireless I O Page 20 of 40 Version 1 8 905U L Wireless I O Installation Manual Installing the power supply The unit works with a 9 30 VDC 0 6 Amp CSA certified Class 2 power supply For use in Class 1 Div 2 explosive areas the power supply must be approved for Class 1 Div 2 use Do not disconnect while circuit is live unless area is known to be non hazardous The following table shows the power supply requirements Power supply 905U L T 905U L R 24V 300 mA 125 mA The power supply can be a floating supply or negatively grounded The transmitter provides a 24V DC regulated supply for analog loop power The supply is rated at 35 mA and should ONLY be used for powering analog loops To install the power supply 1 Connect the positive lead to Power Supply Input 2 Connect the negative lead to Ground Note To ensure internal surge protection works correctly you must earth each unit using the Earth terminal You should connect the module to the same ground earth point as the antenna mounting to avoid differ
31. s 10 2202 ai 39 ana 39 setpoint thermocouple ii 23 Setpoint 4 2 2 10 SG900 6 cia ai 14 SGQQQE 14 shielding 17 5 5 anale 36 single ended input 33 SMA 17 37 Page 39 of 40 specifications 38 status OUIpUls iii 26 surge 0 17 surge 17 surge een 17 switches electronic 24 switches mechanical 0 24 taping 17 Testing IEEE UH HU 37 thermocouple in 30 thermocouple 23 27 905U L Wireless I O Version 1 8 905U L Wireless I O Installation Manual transmitter Et 9 scri 10 terminal connections 9 UV stabilized tape 17 vertical polarization iii 20 voltage free contact
32. tible cables for different antennas when used with the 905U L T Antenna North America Australia NZ SG900EL Any cable CC10 or CC20 SG900 6 Any cable CC20 YU6 900 CC20 External cable with loss gt 9dB YU16 900 External cable with loss gt 9dB External cable with loss gt 15 dB 905U L Wireless I O Page 13 of 40 Version 1 8 905U L Wireless I O Installation Manual You must carefully select antennas for 905U L T modules to avoid contravening the maximum power limit on the unlicensed channel The net gain of the antenna cable configuration should be no more than 6dB in North America USA Canada Mexico and no more than 0 dB in Australia New Zealand Note The net gain of an antenna cable configuration is the gain of the antenna in dBi less the loss in the coaxial cable in dB For example an SG900 6 antenna with a CC20 900 cable has a net gain of 2dB i e 8 dB 6 dB at 900 MHz The 905U L R module has no limitation on antenna gain as this module does not incorporate a radio transmitter The following table details the gains of some typical antennas Antenna Gain dBi Dipole with integral 3m cable fo Dipole without cable ess 6089 The following table details losses for typical cables Loss dB per 10m at 900 MHz Rae 5 7 Jes o y 905U L Wireless Page 14 of 40 Version 1 8 905U L Wireless I O Installation Manual Radio tra
33. ut and gt Communications Failure Status outputs are FET output to common rated at 30VDC 500 mA Connect the output circuit to the appropriate Status Output terminal Each status output circuit is associated with an LED indicator that lights lit when the digital output is active Max 30VDC 0 5A The following table details the status output behavior Status output LED LED Description status System OK active both modules No fault detected System OK inactive OK e Internal fault detected e Supply voltage Low e Analog Loop supply overloaded Setpoint Output 905U L T Local setpoint attached to 4 20mA analog input Communications Failure 905U L R CF Watchdog alarms active on digital outputs or analog outputs 905U L Wireless I O Page 25 of 40 Version 1 8 905U L Wireless I O Installation Manual Analog input The 905U L T module provides one 0 20 mA DC analog input for connecting to instrument transducers e g level moisture pressure transducers etc Note The 905U L T module inputs measure down to OmA and can also be used for zero based signals e g 0 10 mA The analog input has a positive and negative terminal and can be placed at any point in the current loop providing neither input rises above the 24 volt Analog Loop Supply level Each input has a loop resistance of less than 250 ohms and zener diode protection is provided against over voltage and reverse voltage Note You may require a
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