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R242 User Manual
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1. Vi RS232 Relay Board R242 X l iknowvations User Manual Jan 2012 Doc R242 UM Rev1 0 iknowvations in 1 12 iknowvations RS232 Relay Board R242 User manual 4 channel RS232 Relay Board with 9 Digitlal Analog I O Rs232 Data Acquisition Card Welcome to the world of Computer Automation This RS232 Relay Board R242 is a perfect companion for all your computer automation projects It is RS232 based card having 4 onboard relays for switching external devices and upto 9 digital amp analogue I Os that will help you to monitor various real world scenarios using switches amp different kind of sensors to monitor many parameters like Temperature Pressure Light Touch PH etc This card is not only good for controlling Relays but a perfect example for Data Acquisition applications It uses existing Com Port you can choose the available one which allows easy communication with the card Any programming language that supports serial communications C CH C VB VB NET Perl Java etc can be used to communicate with R242 very easily Easy to use commands are available to communicate with R242 which handle various tasks like Switching On Off of Relays Controlling Digital Inputs amp Outputs Getting analog data etc The controller provides 4 relay outputs to control various electrical devices Apart from this the card has up to 9 digital input amp output pins It has also got 4 Analog input pins All pins ca
2. setting done FF gt GTI1 ig setting is done as under gt BORD R242 from Iknowvations gt VERS 1 01 gt ASDF Unknown command jones gt 011 Done Connected 0 05 54 Auto detect 38400 8 N 1 CAPS NUM Screen shot showing various other commands Jan 2012 Doc R242 UM Rev1 0 iknowvations in 8 12 LEE RS232 Relay Board R242 iknowvations User manual g Iknowvations R242 HyperTerminal Sime z Iknowvations R242 E DX 7 z Fie Edit wiew Call Transfer Help File Edit view Call Transfer Help Ss SeA D 28 D Co 4 D Fal SADC gt gt RL11 gt 741 Done Done gt RL2 BHL Done Done gt RL31 gt ADC2 Done ahs gt RL41 SADC Done gt 741 gt RLAG Done Done SH gt RLAL Done Done gt ADC2 gt fal D 7 z IJone Ve A gt ee ee m E Connected 0 12 04 Auto detect 36400 M 1 SHPILL Connected 0 02 46 AER Ete Screen Shots showing Relay commands amp ADC channel commands Using Relay Outputs Relay outputs can be used to operate various electrical devices under software control Extreme care should be taken if you are using 110 or 230 V AC Iknowvations will not be responsible for any kind of damage or loss whatsoever to life or property It will be totally user s responsibility NC Normally closed contact connected with common when relay is off Disconnected while on C_ Common contact NO Norm
3. whatsoever any liability of Iknowvations Information in this document supersedes and replaces all information previously supplied The Iknowvations logo is property of Iknowvations in All other names are the property of their respective owners c 2012 Iknowvations All rights reserved www iknowvations in Jan 2012 Doc R242 UM Rev1 0 iknowvations in 12 12
4. We have other products also that might interest you like Just like R242 U452 is an USB based Relay Card having up to 16 I O channels amp 8 ADC channels The ADC resolution is 8 10 12 bits user selectable rn J A511 la v3 Beye i D V D D i i ia ie Qe oe Experimental Board for TI LaunchPad ay Texas i INSTRUMENTS NO g 7 tae LaunchPad qos 6 digit 7 segment Multipurpose LED Counter For more information visit www iknowvations in For experiments amp other technical knowledge do read our blog at www iknowvations in blog Jan 2012 Doc R242 UM Rev1 0 iknowvations in 11 12 S iknowvatio RS232 Relay Board R242 User manual Please Read Carefully Information in this document is provided solely in connection with Iknowvations products Iknowvations reserrve the right to make changes corrections modifications or improvements to this document and the products and services described herein at anytime without notice All IkKnowvations products are sold pursuant to Iknowvations terms and conditions of sale Purchasers are solely responsible for the choice selection and use of the Iknowvations products and services described herein and Iknowvations assumes no liability whatsoever relating to the choice selection or use of the Iknowvations products and services described herein No license express or implied by estoppel or otherwise to any intellectual property rights
5. ally open contact connects with common when relay is on Disconnected while off 110 or 230V AC Live Neutral FIN Use of RC Snubber Circuit across relay contacts is recommended to avoid electrical interference Jan 2012 Doc R242 UM Rev1 0 iknowvations in 9 12 iknowvations RS232 Relay Board R242 User manual Using Input channels Input channels can be used to monitor input conditions of any signal that toggles between O and 1 that is between High amp Low Following is one of the ways to monitor input value Key inputs 5 VDC Resistor To Input channel Press to on key _ GND Using ADC channels ADC channels can be used to monitor input voltages of any signal that varries between O and 5V Dc Following is one of the ways to monitor ADC input value Poe 5 VDC Variable Resistor lt To Input channel GND Any sensor providing analog output 0 5 V De GND Using Output channels Output channels can be toggled between 1 amp O that is bet High amp Low This signal can be used to switch on amp off through use of transistor shown as under 5 9 12 V Dc Diode Npn Transistor Resistor Jan 2012 Doc R242 UM Rev1 0 iknowvations in 10 12 S u Kaon A RS232 Relay Board R242 S User manual a If you have any questions want any assistance want us to develop any special products for you just contact us at support iknowvations in
6. ard so it will be up to ADC4 The resolution is of 10 bits so the input voltage O 5V Dc will be converted to O to 1023 Decimal value 4 For Relay Outputs RL10 Make Relay 1 Off RI11 Make Relay 1 On There are 4 Relays on this card so it will be up to RL40 amp RI41 There are 2 additional commands for relays RLAO Make All Relays Off RLA1 Make All Relays On 5 Setting I O channels I1XX XX in Hex 1000 0000 bit7 bit bit5 bit4 bit3 bit2 bit1 bitO 1 Ch7 Ch6 Chd Ch4 Ch3 Ch2 Chl 1 for pin to be output O for pin to be input 6 Miscellaneous Commands BORD Issuing this command will return the card Number VERS Issuing this command will return the Firmware Version Number GTI1 Get Set value of I O channels Channel 1 CH1 Input Output ADC 1 Channel 2 CH2 Input Output ADC2 Channel 3 CH3 Input Output ADC3 Channel 4 CH4 Input Output ADC4 Channel 5 CH5 Input Output Channel 6 CH6 Input Output Channel 7 CH7 Input Output Channel 8 CH8 Input only Channel 9 CH9 Input only Please note that all the input channels have weak pull up enabled all the time and after first time connection of card the channel setting will be FF that is all channels will be outputs All the output pins will be O that is will be low at this time Using the card R242 You can connect the card with your computer using any serial port cable You have also to apply power 12 V Dc to Barrel con
7. he card Apply the power to the card You will be greeted with the welcome message and the prompt gt Jan 2012 Doc R242 UM Rev1 0 iknowvations in 7 12 J fais Dreams Tc fore RS232 Relay Board R242 User manual iknowvations Iknowvations K24 HyperTerminal File Edit View Call Transfer Help HEHEHE HHEHHHHHRHEHBP BRE HB E HEHEHE HEHEHE HEHEHE HEHEHE HEHEHE HEHEHE HH HH Welcome to Iknowvations R 24 DAQ Relay Card 1s ready JE HE E H H H H E E H EHR HEH HR E HEHEHE HEHEHE HHH HEHEHE HEHEHE HEHEHE HH He gt HELP Welcome to R242 from Iknowvations RL16 Relayl OFF RL11 Relayl ON Upto RLA amp RL amp 1 RLAB All Relays OFF RLA1 All Relays ON S016 Set CH1 to 08 S011 Set CH1 to 1 Upto CH0 CH 1 11 8668 H H Set Data Direction of Pins OOO in Hex GII1 Get Set value Data Direction of Pins GIOI Get input value of CH1 Upto GIS ABC Get ADC value of CH1 Upto ADCA ADC value of CHa BORD Get Board Number VERS Get Board Firmware Number For more information please visit waw iknowvations in Connected 0 01 56 Auto detect 38400 8 M 1 Type HELP and press Enter This is the way to enter any command Please note that all the commands are entered in CAPs followed by Enter button HELP command shows all the available commands amp short along with their short description Iknowvations R242 Hyper Terminal File Edit wiew Call Transfer Help gt I1FF Port
8. is granted under this document If any part of this document refers to any third party products or services it shall not be deemed a license grant by Iknowvations for the use of such third party products or services or any intellectual property contained therein or considered as a warranty covering the use in any manner whatsoever of such third party products or services or any intellectual property contained therein UNLESS OTHERWISE SET FORTH IN IKNOWVATIONS S TERMS AND CONDITIONS OF SALE IKNOWVATIONS DISCLAIMS ANY EXPRESS OR IMPLIED WARRANTY WITH RESPECT TO THE USE AND OR SALE OF IKNOWVATIONS PRODUCTS INCLUDING WITHOUT LIMITATION IMPLIED WARRANTIES OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION OR INFRINGEMENT OF ANY PATENT COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT UNLESS EXPRESSLY APPROVED IN WRITING IKNOWVATIONS PRODUCTS ARE NOT RECOMMENDED AUTHORIZED OR WARRANTED FOR USE IN MILITARY AIR CRAFT SPACE LIFE SAVING OR LIFE SUSTAINING APPLICATIONS NOR IN PRODUCTS OR SYSTEMS WHERE FAILURE OR MALFUNCTION MAY RESULT IN PERSONAL INJURY DEATH OR SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE Resale of IKNOWVATIONS products with provisions different from the statements and or technical features set forth in this document shall immediately void any warranty granted by Iknowvations for the Iknowvations product or service described herein and shall not create or extend in any manner
9. n be individually configured as Digital Input or Digital output on the fly All analog pins can be individually configured as digital I Os also while taking care of input conditions Each Digital pin can support a TTL or Schmitt Trigger Input or a 5V output Each Analog pin will convert analog voltage Between O to 5V or Higher through voltage divider into 10 bit resolution raw data This can be converted into required form using conversion formulas Any kind of sensor wether it is providing digital output or analogue output can be interfaced with R242 and monitored with the help of computer Get windows drivers test applications and sample codes at http iknowvations in Manufactured by Tknowvations Rajivnagar Vidyanagar Hubli 580021 India Jan 2012 Doc R242 UM Rev1 0 iknowvations in 2 12 iknowvations RS232 Relay Board R242 User manual Relay Outputs Relay1 Relay2 Relay3 Relay4 EER 252 8 Relay On LEDs ae ig TL ela 0 ssa sm f sexs 222 222 2 5 laa E am Rs232 connector one Technical Specifications No Of Relays 4 Relay Specifications Coil Voltage 12V Dc Contact capacity 5A Max Digital Inputs Up to 9 Analog Inputs Up to 4 Supply voltage 12 V De Analog In Volts Q0 5V De ADC Resolution 10 bits Please Read Carefully This device R242 connects to RS232 port of your computer and can be used to control external devices through its relays Inc
10. nector center ve You can communicate with the card through Hyper Terminal Software which generally every computer has pre installed or you can use iKantrol R242 a special software made by Iknowvations you can download it free from our website iknowvations in or you can develop your own software Jan 2012 Doc R242 UM Rev1 0 iknowvations in 4 12 iknowvations Relaybeard Controller Disconnect SS ee ee Peram pt Abbas RS232 Relay Board R242 User manual Now let us see how we can communicate with R242 with the help of iKantrol 242 Connect R242 card with Rs232 cable amp power it Start iKantrol R242 You will get following screen on your computer iKantrol R 4 iknowvations Please select com port first ome Relayboad is disconnected F AEE iknowvations in ae eg ee a ds Your Best Source for Automation And Robotics needs Select the com port to which you have connected the card R242 from available com port list Press connect button If the card is connected you will get next screen with all the buttons enabled in blue panel If card is not connected or powered up you will get following message Kantrol R 4 Error Detected in Connection fx Mo iknovations Relay Board Found Please check Your Board or Serial Cable Check the cable amp power then connect again Jan 2012 Doc R242 UM Rev1 0 iknowvations in 5 12 S S KAW iknowvatio iKantrol R242 RS232 Relay Board R242 U
11. nel 4 Read Input CH4 Get iknowvations in Your Best Source for Automation And Robotics needs 6 12 Ve Se RS232 Relay Board R242 User manual Here is a screen shot showing raw value of ADC channel 1 amp 3 Also note that buttons of ADC channel 2 amp 4 are disabled as the respective channels are set as Outputs iknowvations iKantrol R 4 iknowvations You have selected COMI The EE You are connected with R242 Relayboard Controller Firmware version no 1 01 Relays Sef Output Ger input Ger ADC Relay Input CH1 Input CHS Analogue Channel 1 On 0 Of High c ce E a 0543 l Relay Doe DOE On Off High Low High Low Analogue Channel 3 TEENE Input CHS Input CH7 enoa o o Jo o em i Relay D04 Input CHS nl Input CHS omeo etihotow DC T m All Relays CHI CH2 CH3 CH4 CH5 CH6 EH CHE CH9 Val 170 or d ono off In In 6 In In In In In In 6 lr ahh Out O Out Out O Gut Out a Gur Out iknowvations in Your Best Source for Automation And Robotics needs If you want to communicate with the card via HyperTerminal then start the HyperTerminal amp set the com values as per following screen shot COM1 Properties Port Settings Bits per second 36400 Data bits 8 Parity Hone Stop bits 1 Flow control Ue teres Restore Defaults Select the com port as per your connection to t
12. orrect use or faulty board can cause damage to controller itself or Serial Port controller of your computer or Motherboard of your computer Extreme care should be taken while using this board It will be totally user s responsibility for the use of this card Iknowvations it s employees suppliers distributors dealers and or resellers are not liable to any kind of damage or loss of data as a result of use of this device including special incidental or consequential damages resulting from the use of this device or under any legal theory including loss of profits downtime goodwill damage to or replacement of equipment or property and any cost for recovering or reproducing any data stored in computers connected with this device Your purchase and or use of this board indicates your acceptance of these terms Jan 2012 Doc R242 UM Rev1 0 iknowvations in 3 12 iknowvations RS232 Relay Board R242 User manual Command Reference 1 For Digital Outputs SO10 Set Output of Channel 1 to O S011 Set Output of Channel 1 to 1 There are up to 7 digital Output channels on this card so it will be up to SO70 amp SO71 2 For Digital Inputs GIO1 Get Input value of Channel 01 6102 Get Input value of Channel 02 There are up to 9 digital Inputs channels on this card so it will be up to GIO9 3 For Analog Inputs ADC1 Get ADC value of Channel 1 ADC2 Get ADC value of Channel 2 There are up to 4 Analog channels on this c
13. ser manual If the card is connected you will have following screen iknowvations Relayboard Controller i oO 1 j oO I l a O I B fo i r ae q eS l el z EPLE prtzirs Eberle pit Ares O Input CH1 Input CHS Analogue Channel 1 i Get Get ear Input CH2 Input CHE Analogue Channel 2 j Get Get Fead Input CH3 Input CH7 Analogue Channel 3 Get Get Read Input CH4 Analogue Channel 4 Get Get Read You have selected COMI You are connected with R242 Firmware version no 1 01 7 e O O iknowvations in Four Best Source for Automation And Rebotics needs If you change any setting of Channels the Set I O button color will change to red from green To make change click the Set I O button It will turn into green again after setting the latest value which is also shown above the button both in Decimal amp Hex form Please not that all the buttons will be enabled or disabled as per I O channel setting iKantrol R242 iknowvations Relayboard Controller EADH pretgicorne Jan 2012 Doc R242 UM Rev1 0 DOR Disconnect You have selected COMI You are connected with R242 Firmware version no 1 01 COM COMI COM11 sid Input CHS Analogue Channel 1 Get Input CH1 Get Read Input CHE Analogue Channel 2 Get Input CH2 Get Read Analogue Channel 3 Read Input CH7 Get Input CH3 Get Analogue Chan
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