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1. Diefi Bat 20 ZA de La Mare 2 10 Avenue du Fief ZI des B thunes 95310 SAINT OUEN L AUMONE FRANCE TEL 01 30 37 03 82 FAX 01 30 37 05 33 Email contact diefi com Site Internet www diefi com INSTRUCTIONS MANUAL V0 2 G6PWM Diefi D veloppement en Informatique Electronique et Fabrication Industrielle S A S au capital de 7 500 SIRET 451 878 961 00031 APE 7112 B N T V A FR 09 451 878 961 Instruction for version 1 1 1 Table of contents l Table oi contents tendent Pen S ber cacnntasvecbrne EaI E aO ENEE ESE PESEE Ee deu ann een este nn e eee nn EEEE ESERE 2 Qe TES TELE OM serere ree a E etsaune seu EESE EE E ae EEEE E EA Seuhseerbece vate Sospuews seu ste le EAEE ES E Tetpvencovestareheuseteenetes 2 3 Terminology sses en FEE orrae E sn rte E E E EEEE E EET E E TEER 2 A POWer SUPPLY mececrrrise sirare a EEEE EET EE E EE E E EEE E EEE EOE E SEERE EEE EEEE Ek 3 Je Navigation Eminem E EEKE E EEEE EEEE en TTE EEEE EEEE TE EEE ERE 3 E E E E E E E E E EE E E E E E E 3 TEDS RE RO E Sea RC E E 4 6 Menis enese e E E E wet E E E E E E ET 4 PWM GENERATION 1 6 Jenee E E ANR ie ee Ae ae 4 PWM MEASURMENT 2 6 de eae n E E EE E ER E EE EEEE EEEE EEEE REE 4 PWM FREQUENCIES 3 0 232228 aE E E EEEE EEEE AEE E EEEE EE e SEEE EEEE EEEE sense 4 PWM VOLTAGE 4 0 Varen n aes E E E a i aes ee aaa 4 PULL UP ON PWM 5 0 cenene E E E E E E E 4 SYSTEM INFO 6 6 xiR n E E Aa PSs E E E eh ee 4 T PAMNAIOT inp2. LL UP on PWM 5 6 Channell to Channel6 ON or OFF System info 6 6 PWM control Digital or analog On board battery level Typically from 2 5V to 4 2 V External voltage TV to 15V PWM GENERATION 1 6 Adjustment of duty cycle with duty cycle ranging from 0 to 100 with 0 1 steps PWM MEASURMENT 2 6 PWM measurement in each channel with a 0 1 precision PWM FREQUENCIES 3 6 Frequencies setting with frequency ranging from 1 to 9999 Hz with 1 Hz steps PWM VOLTAGE 4 6 PWM amplitude setting with amplitude ranging from 5V to 20 V with 1V steps PULL UP ON PWM 5 6 Pull up settings enabling or disabling 2 7KQ pull up on PWM Open Collector output SYSTEM INFO 6 6 Frequencies setting with frequency ranging from 1 to 9999 Hz with 1 Hz steps 7 Analog input On the front panel the G6PWM has 6 analog inputs to control the 6 PWMs signals Each input can be independently control G6PWM Diefi Page 4 11 Duty cycle can be control by an analog voltage input The option Analog can be activated by changing the PWM control in SYSTEM INFO 6 6 In this mode the analog voltage input range is 0 10V with 0 1V 1 of PWM accuracy 8 Connections output VO PWM open collector PWM programmable voltage output TTL Output External DC power supply 12V Switch ON OFF outlet fuse r4 Functions G6PWM has 3 kinds of outputs CAUTION All ground signal are common Output Input USB
3. and external DC power supply The G6PWM has six fully independent channels Each one has three kinds of output TTL PROGRAMMABLE VOLTAGE OUTPUT OPEN COLLECTOR The TTL output can be used to drive very low power systems This output is the most accurate of the three The Programmable Voltage output Prg V is a copy of the TTL but gives the user the ability to control the voltage amplitude with the software The output voltage can be set from 5V to 20V by 1V steps Internal External 12V Supply The Open Collector output is more complex than the two others This channel can generate and read back simultaneously This output is typically an open collector with a 100mA current limitation This open collector is complemented with a programmable pull up resistor The resistor can be either connected to the external DC power supply when available or to the onboard 12V The read back feature is on this same pin out This means that the read back function is only available when the open collector is OFF G6PWM Diefi Page 5 11 9 Connecting the GGPWM The G6PWM can be connected using any of the 3 outputs available for each channel To connect a slave device to the G6PWM the user has to be aware of what the external device requires There are 2 mains ways of doing so One Signal Connection and Two Signals Connection The One Signal Connection uses fully the capabilities Device X of the Open Collector output The mean the command and th
4. e feedback are on the same wire The connection OC Output is as shown beside The Two Signal Connection can use either the TTL or G6PWM Device X the Programmable Voltage output as driver but the read back is only available on the Open Collector signal Prog Volt Input CAUTION The signal sent by the slave device must be an open collector aswell OC Output OC Output Valeur Moyenne Min Max Ec type 4 00ms 2 50MEch s 2 60 V 2 100k points 19 23 Ao 2013 15 00 The signal generated by the G6PWM in this example is 50Hz 40 PWM ratio TTL in blue and the read back when the level is high is 1KHz 45 PWM ration in yellow This example demonstrates that if the control PWM and the read back PWM frequency has a ratio of less than 50 the result when the control PWM is low ei 10 the read back might be compromise 10 Power supply modes There is a wide range of ways to power up the GGPWM e Main AC e Main DC e USB e Onboard battery All modes can be use at anytime but user has to be aware of it to prevent depleting the battery by accident It is recommended to keep the AC on the back ON at all time The main switch on the front panel turns ON OFF the power except when the USB is connected A long as there a power supply available on the back of the device the battery will keep charging even thought the front panel switch is OFF The switching between AC and DC is automatic The user does not have to take care of it If neit
5. efi Page 9 11 13 Technical features Power supply From 8V to 24V DC 5W 100V to 240VAC 5W Any voltage beyond those will damage the device Outputs TTL ouput level 0 5V TTL max current 5mA TTL impedance 50Q Open Collector max output current on low side 100mA Open collector pull up value 2 7KQ Programmable Output max voltage 20V Programmable Output max low side current 30mA Programmable Output max high side current 3mA Output frequency accuracy on any channel Ips Inputs Analog input 10V 1 fully protected Input impedance 10KQ Miscellaneous Size 260 x 200 x 105mm Weight 2Kg IP40 Class I device Switch button ON OFF for main supply on the back Protection by fuse e External 500mAT 230V e Internal 1 AT 230V G6PWM Diefi Page 10 11 14 Maintenance In case of power failure the device has two fuses e One in the back for AC protection 500mAT 230V 6x20mm e One inside the enclosure for DC protection 1AT 230V 6x20mm In order to change the internal fuse the 4 screws on both side of the enclosure have to be removed ant the top to be opened When changing the fuses the device must be disconnected from any power source Remove the 2 top screws on each side Fuse It is recommended to change the battery every two to four year depending of the usage intensity The GOPWM must be returned to Diefi for this operation G6PWM Diefi Page 11 11
6. her power is available the battery will back up the system up to 10 hours It takes about 24 hours to fully recharge the battery When it does charge and the front switch is ON the 3 leds are shifting indicating the charging mode When using the internal battery the 3 leds will display the battery level as describe previously When connecting an USB cable with the font panel switch OFF the electronic will power up using the power supplied for the PC If you do not want to drain down power from the USB ei in case of a standalone laptop you should switch ON the G6PWM first to use the main supply or the internal battery before plugging in the USB IMPORTANT When powering the GGPWM from the USB port this does not recharge the battery G6PWM Diefi Page 6 11 11 USB The G6PWM has on the front panel a B type USB port which is compatible with Windows XP VISTA SEVEN environment USB driver is provided atmel_devices_cdc cat and atmel_devices_cdc inf files and must be installed 12 Software The G6PWM application is G6PWMApplication exe To run this application you must install Microsoft NET Framework 3 5 minimum The software package is provided Software presentation _ gy s z Cycle progress bar m PWM generator To PWM cycle ka Channels configuration gt PWM generate Frequency Freq Hz PWM PWM Freq Hz C ts i 02 q Hz Hz ommen Cycle in progress 0 Measurement LS 02 999 31 indicatio
7. n PWM generate 1 duty cycle 5 0 0 99 9 49 3 0 5 99 9 29 PWM duty cycle responce Lo 0 0 99 9 3 9 y 5 0 0 99 9 02 responce E 6 03 99 9 5 9 Current mode Analog control A Save COM Port RENAULT 4 Power supply 0 V y Battery voltage 3 54 V COM41 X f _______ Selection control mode In this window user can change G6PWM Voltages indication Com port selection connection state Control mode digital or analog when analog mode is selected user cannot change the PWM duty cycle because it is automatically controlled by analog input PWM frequency and duty cycle in digital mode Communication GGPWM COM port PWMs frequency and duty cycle return are display according to the user configuration and PWM duty cycle return value A message can be displayed for indication purpose The Save button will save the current settings PWM cycles can be programmed to generate different values of PWM for a predefined period PWM cycle tab is presented as follows when user activate EDIT configuration G6PWM Diefi Page 7 11 Save current cycles Cycle in progress 0 7 COM Port RENAULT powersupply ov GF sareryvoltage ssav coma SAVING PATH user must configure a Saving Path before starting a cycle and record measurements SAVE CYCLE to save the current PWM list cycle in text format LOAD CYCLE to load a saved PWM list cycle in tex
8. t format After entering data cycle user can change Edit mode to Run mode START button and PAUSE button appear to execute PMW cycle list PWM cyle list bmi COM Port Er Battery voltage 3 54 V COM41 X p Start the cycle Cycles progress bar Creating a program is very straightforward First the time of how long each PWM generation can last in seconds has to be set then the PWM values of each channel can filled G6PWM Diefi Page 8 11 G6PWM configuration Each channel can be independently configured user can change PWM voltage amplitude 5 20 V Enable disable pull up on channel Comments to be displayed for different ranges of PWM duty cycle Save configuration in a text file Load a saved configuration in text file Channel selection Comments to displays according to PWM duty cycle value Error level too low Normal operation Error level too high D RENAULT 4 Power supply 0 V by Battery voltage 3 96 V Cr To create a level indicator there are simple rules to follow e The user has to set the read back ranges ei 0 10 10 1 40 40 1 80 80 1 95 95 1 100 Any range can be setup gaps and overlapping are allowed but the behavior would be unpredictable e Once all the ranges are set comments can be added The comments are only texts and any characters are allowed G6PWM Di
9. uten E E E E E eae epee E E 4 6 Connections output perena a E E E E E ce EEEE OES 5 PUNCUONS nenea e E E E E E a EER 3 9 Connecting the GOP WM nier ssmiessen E E r E A A EG A Ea E EAEE E a aaRS 6 10 Power supply modes 5 40 ii erei eer EErEE EE EEEE EE EEEE EE EEVEE E ER TEE E EEEE O EEE EES 6 11 LENS RER SO ae ee ete 7 12 SoftWare ne sn nn A nn nee LT ELS RE te AE nt nn en E nn 7 Software Presentation ss tnt Rime nent nette deb ln blade lay E E E E EEEE 7 13 Technical feature S esnin ane tendent din annee den ie Net arte 10 Power SUPply sn ns Ane as nn en en tien ede as nee tte ei ie 10 OUIS nn SE NS nn ee et hd le ead a ce nie ete One ee ei te 10 OPUS een EN En as eed tine she ee 10 14 Maintenance screen E nine mana ae ede ed ae ea ae ste 11 2 Introduction G6PWM Generator 6 Pulse Wide Modulation channels is designed to generate and read back control pulse wide modulation signals This device is especially uses in the automotive industry for controlling pumps and other smart tools The G6PWM device can be fully controlled and configured by software and is able to drive 6 independent channels A menu scrolling makes the device easy for configuration on standalone applications Its small size and strength makes it ideal for use in industrial environments 3 Terminology PWM Pulse Wide Modulation FREQ Frequency AC Alternative current DC Direct current G6PWM Diefi Page 2 11 4 Power supply G6PWM can be powered b
10. y an outlet USB connection on main AC power outlet or by an external power supply 10 24V For standalone use the box has a rechargeable battery with a life up of 10 hours The battery is charging only when GOPWM is powered by an outlet or by an external power supply 5 Navigation Keys Battery level Analog input USB input Switch ON OFF The scrolling menu simplifies setup variables options and performance features Function keys Go to the down digit Go to the up digit Go to the left digit Go to the right digit VAP lt Go to the previous menu L Go to the next menu O Select Unselect digit When a digit is selected V Decrement digit A Increment digit G6PWM Diefi Page 3 11 LEDs Leds indicate battery level or the type of power USB or external voltage Type of power Top green led is ON external voltage 12 V or AC outlet and internal battery fully charged Up shifting green leds external voltage 12 V or AC outlet with charging internal battery Middle green led is ON USB power Battery level 70 100 All leds green 50 70 2 leds green 10 50 2 leds orange 0 10 1 led red 6 Menus Menu PWM Generation 1 6 PWM to PWM6 00 0 to 100 PWM Measurement 2 6 PWM to PWM6 00 0 to 100 PWM Frequencies 3 6 FREQI to FREQ6 1 Hz 9999 Hz PWM Voltage 4 6 PWM to PWM6 SV to 20V PU
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