USER MANUAL - Stemmer Imaging
Contents
1. PSU PSU LED3 LED3 LED4 LED4 TRIG1 TRIG1 TRIG2 TRIG2 TRIG3 TRIG3 TRIG4 TRIG4 GARDASOFT 8 Connections Channel 1 output to lighting Channel 2 output to lighting Power Supply ve Power Supply ve GND Channel 3 output to lighting Channel 4 output to lighting Trigger input 1 Trigger input 2 Trigger input 3 Trigger input 4 Opto Coupled Trigger Input Details Operating Conditions 3V Veric 24V Logic 1 Ensure that the wire gauge used for these connections is appropriate for the current to be drawn Ideally wires should be double crimped or independently secured to ensure they cannot come loose Route low voltage and mains wiring separately If they must be loomed together ensure that low voltage insulation rating is sufficient or that supplementary insulation is used The PP420 has a single power input connection which is different from the PP600 Power supplies should be regulated with SELV compliant outputs fault tolerant Consideration should be given to fusing PSU The fuse value can be based on the average current output Note that in Europe fuses are designed to conduct at their rated current while in the USA fuses are designed to blow at their rated current The RJ45 Ethernet connector requires a straight through cable to connect into a network switch hub or router It runs at 10Mbits per second GARDASOFT 9 Ethernet Setup You ma2. an IP address that is not being used by any other device on the network It is usual to keep the first three numbers of the IP address the same as other devices and to change only the last number For example if you have a GARDASOFT network consisting of a PC IP address 192 168 1 35 and two PP420s you might give them addresses 192 168 1 201 and 192 168 1 202 9 3 1 Programmed IP Address and DHCP For DHCP mode the PP420 acquires its IP address subnet mask and gateway address from a DHCP server Otherwise the PP420 has a fixed IP address subnet mask and gateway address DHCP mode or a fixed IP Address can be set up using the PP420 Configuration Program This will work on any network as the Configuration Program broadcasts the network setup message to the PP420 The message includes the serial number to ensure that other Gardasoft products ignore the message The default configuration is DHCP mode The IP address can also be detected using the Configuration Program The Configuration Program is available for download at www gardasoft com GARDASOFT 10 Communication All the features below are implemented in a Configuration Program available from www gardasoft com 10 1 1 Automatic Sensing The PP420 will send out a message on three events On power up When an IP address is received or renewed by DHCP When an enquiry message is received On the first two events the message is broadcast On the third it is a reply
3. camera trigger into the PP420 and pulse the lights Turn the light off when not needed If you don t have precise timing of when the camera will trigger you can use Switched mode to switch the output off or on depending on the trigger input or use the PP420 and use Ethernet commands to turn the output on and off Reduce the output current if possible Reduce the supply voltage Most PSUs have some adjustment in their output voltage Connect lights in series instead of parallel If you have an array of lights or LEDs in parallel then changing the arrangement to serial will increase the voltage across them but reduce the overall current Use two PP420s and use one channel from each For high power applications this may be the easiest solution Even with one light it is possible to parallel up two output channels from different PP420s Use a PP820 These controllers can dissipate much more heat With no heatsinking and no airflow the PP420 can dissipate approximately the following 8W at 30 C ambient 6W at 40 C ambient 4W at 50 C ambient If the heat output is no greater than these limits then no heatsinking is required If the heat output is above but less than 24W then the PP420 needs to be bolted to a solid piece of metal to dissipate the heat Above 24W it is necessary to have a large heatsink with fan cooling POWER LOAD Connector illustration illustration to Screw Terminal LED1 LED1 LED2 LED2
4. open 12 2 Configuration Program A Configuration Program is available from www gardasoft com which allows the PP420 to be configured using the commands below 12 3 Command Structure Several commands can be put into one command line by separating them by a semi colon A carriage return character should be sent to terminate the command line The PP420 will send any replies to the commands and then send a gt character to indicate that the command line has been completed Commands comprise a code of two letters followed by the parameters if any needed for the command Spaces in the commands are ignored 6699 Numeric parameters are separated by a comma For a parameter which is a time period the default units are milliseconds s ms or us can be added to the end of the number to indicate seconds milliseconds or microseconds For currents a or ma can be added to indicate amps or milliamps The default is amps GARDASOFT For example Note that parameters are in USA UK format so that a half is written 0 5 not 0 5 The command codes and their meaning are described below The upper case commands are shown followed by lower case letters denoting the numeric argument A parameter value is invalid Command not recognised Numeric value is wrong format Err 4 Wrong number of parameters Err 5 Warning only A timing parameter was out of range and h
5. to a single IP address An enquiry message is a UDP packet from source port 30310 destination port 30311 with the message body Gardasoft Search 8 bit ASCII 13 characters The message output by the PP420 is a UDP packet from source port 30311 destination port 30310 It is formatted as Gardasoft PP420 000000 111111111111 22222222 8 bit ASCII 44 characters where 000000 the serial number of the unit 111111111111 the MAC address in 6 HEX bytes 22222222 the IP address in 4 HEX bytes For example for PP420 serial number 12345 IP address 192 168 1 103 MAC address 00 0B 75 01 80 99 the packet will contain Gardasoft PP420 012345 000B75018099 COA80167 GARDASOFT 11 Webpage Configuration The PP420 has a small webserver inside so that it can be configured from a standard web browser such as Internet Explorer The IP address of the PP420 must be known see the section on Ethernet Setup Open a web browser window and type the IP address for example 192 168 1 71 of the PP420 into the URL box at the top The main page of the PP420 webserver should be shown The configuration pages can be protected using a password 11 1 Index Page The index page shows general information about the PP420 Links are provided to the configuration pages 11 2 General Configuration Page The General Configuration page allows the webpage protection password to be set or cleared and the internal trigger to be set up Also any Ethernet c
6. A continuous or 10A pulsed The ambient temperature may 5 c to 50 c need to be lower if the PP420 is dissipating a lot of heat Pp 8 Watts See Section 7 for information on max heat dissipation GARDASOFT 6 Mechanical Fixing The PP420 can be mounted onto a flat surface using the mounting holes in the corners see diagram The PP420 should only be mounted either vertically or with its base horizontal It should be mounted at least 15mm away from the sides of plastic enclosures Likewise leave a similar space between the PP420 and any parts which could be affected by high temperatures The enclosure of the PP420 is used to dissipate power in the form of heat See the section on Heat Dissipation 100 9 Y sh 25 9 _ 4 8 o 8 4 3 amp 5 a p g sia Re 4 nm FB F Di te it vt T The PP420 can be mounted from above using the corner holes or from beneath using the M4 tapped holes maximum screw length inside is 6mm The PP701 kit is available for mounting the PP420 on a DIN rail fault in the PP420 The power dissipation in a fault condition is approximately given by i To avoid a fire hazard consider the implications of overheating in the unlikely event of a the sum of the following for the four channels lt Power supply voltage gt lt rated voltage for lighting gt lt max curr
7. Controller CC320 Controller PP703 8 digital inputs 8 digital outputs 1 or 2 wire Encoder input Very flexible operation Ethernet control Front panel configuration DIN Rail mounting clip for CC320
8. Evtc e Where c zero for no channel or channel number 1 or 2 event value 32 to47 Lighting error code 128 Light detected and waiting for current rating 129 Light detected and not waiting for current rating Clear any Errors GR If Ethernet messages are not enabled the last event or error number can be read by this command Any error displayed on the unit is cleared so if there was a lighting error the PP420 will resume auto sensing on that channel The reply will be in he same form as the GT command above If ther are no outstanding events or errors then only the prompt gt is returned GARDASOFT Report the version of firmware running in the PP420 VR This command returns the firmware version For example PP420 HW001 V002 Clear Settings CL Clears the output channel configuration This excludes the Ethernet settings For each channel if the AUTO_SENSE flag is set then the flag and the current rating are preserved Set Clear the Webpage Password EY EY ascl asc2 asc3 asc4 asc5 asc6 This command sets the password required to access the webpages If EY is entered on its own then the password is cleared There are six optional parameters which are ASCII values for a password from one to six letters A value of 65 is A 66 is B etc to 90 is Z Set the Channel Flags REc m Where c output channel 1 2 3 4 m Flags where bit 0 1 No autosense current rating is fixed 0 Autosense curren
9. ands The set up is non volatile so the PP420 will resume the same operation after a power cycle 4 1 Default Configuration When shipped the PP420 has the following configuration Ethernet set to DHCP mode Each channel set to 0 1A rating no autosense continuous output at 50 4 2 Automatic Light Sensing When a channel does not have a light connected the PP420 continually tries to put out a very small current Each channel operates independently When a light is connected it will flash for a short time the light will not be damaged by this until the PP420 detects that it is connected If the AUTO_SENSE flag is set or a current rating has not been entered for this channel then the PP420 will wait for the current rating to be set This flag can be set using the Configuration GARDASOFT Program Channel Configuration webpage or using the RR command from an application program If Ethernet messages are enabled when a light is connected and the user is being prompted to enter the current rating the PP420 will send one of these two messages Evt c 129 A light has been detected and the current rating needs to be input Evt c 128 A light has been detected and the current rating is not needed Where c is the output channel number An application can send an RR command back in reply which will cancel the user prompt Once the PP420 has detected the light and has a current rating for it the light will start its configured opera
10. as been adjusted Any changes made using Ethernet commands are not saved permanently until the AW command has been issued 12 3 1 General Commands Save the settings to memory AW Once the settings are saved to memory they are then retained when the unit is switched off If this is not done changes to the settings are volatile and if the unit is switched off they revert to those in force when the last AW command was issued GARDASOFT Report the configuration ST Typical output is CH 1 MD 2 IP 4 CS 0 100A SE 75 0 DL 2 0us PU 300 0us RT 500 0us FL 1 CH 2 MD 0 IP 2 CS 0 100A SE 25 8 DL 1 000ms PU 1 000ms RT 0 0us FL 0 CH 3 MD 0 IP 1 CS 0 100A SE 50 0 DL 1 000ms PU 1 000ms RT 6 000ms FL 4 CH 4 MD 1 IP 4 CS 0 100A SE 100 0 DL 100 0us PU 1 000ms RT 0 0us FL 5 Where the numeric values are CH Channel number MD Mode 0 continuous 1 pulse 2 switched IP Trigger input 1 2 3 4 CS Current rating of the light SE Brightness percentage setting DL Pulse delay PU Pulse width RT Retrigger delay STO Reports the general settings Typical output is TM 1 TP 20 00ms STc Where c channel number 1 or 2 Reports settings for a single channel Enable Ethernet Messages GTm m 0 to disable Ethernet messages to enable Ethernet messages When Ethernet messages are enabled any error reports are sent to the most recent UDP or TCP address from which a command has been received Messages are of the form
11. e c output channel 1 2 3 4 p pulse width in milliseconds 0 02 to 999 d delay from trigger to pulse in milliseconds 0 02 to 999 s setting in percent s 0 to 999 r retrigger delay This parameter is optional Simulate an Input Trigger TRe c which input channel 1 2 3 4 Simulates a trigger pulse If the channel is in pulse mode it will pulse and show PUL on the display Set Internal Trigger Enable or disable the internal trigger When enabled all outputs are triggered simultaneously using an internal trigger signal This setting can be saved to non volatile memory using the AW command TTO Disable internal trigger TT1 Enable internal trigger uses previously set period TT1 p Enable internal trigger and set the period Where p period of the triggers in microseconds GARDASOFT For example TT1 200 Set the internal trigger to 200ms 5Hz TT1 500US Set the internal trigger to 500us 2KHz 12 3 2 Command Summary fae nina senerineoftinoa ona fas esras sec za semane fer fena iro RT2 3 4 50 channel 2 to 3ms pulses delayed by 4ms at 50 brightness CEE C Set channel 1 to ignore lighting errors and not prompt for the current rating of a light when it is connected GARDASOFT A Timing The following timings apply for firmware revision V014 A 1 Switched Mode The maximum delay from a trigger input changing to the output current being turned on or off is 10us A 2 Pulse Mod
12. e For the PP420F the minimum pulse delay is about 4us B Firmware Upgrade On the PP420 and PP420F the firmware can be upgraded using the Ethernet interface Contact your distributor for more information GARDASOFT C Error Codes If Ethernet message are enabled these errors cause a message to be sent of the form Err c e Where c output channel 1 2 3 4 e error number Error number Reason ert A parameter valus is inv lid C Coes Numeric value is wrong format One of the parameters is out of range The value of the parameter has been adjusted For example sending an RT command with a delay of 0 will get a reply of Err 5 When the settings are viewed the delay will have been set to 20us PP420 or 4us PP420F Err 8 12 EEPROM corrupt The configuration has been cleared Err 20 Couldn t save settings to EEPROM Err 27 Can t read Ethernet settings from EEPROM so these may be incorrect Err 37 The voltage required for the lighting has increased too much Check for ageing of the lighting or a failed LED S gt Err 38 The voltage required for the lighting has decreased too much Check for ageing of the lighting or a failed LED Err 44 Temperature error The PP420 is too hot and has switched off to protect itself Err 40 41 45 More current is being output than should be so the PP420 has turned off the outputs This may be caused by a hardware error Check with your distributor Any other e
13. ent delivered by Power supply gt Either limit the power supply output current s so that not more than 30W can be dissipated in the PP420 or mount the unit in an enclosure To limit the power set the power supply output voltages to the minimum value required by the LED light and the PP420 together Chose a PSU that limits its output current by design by GARDASOFT setting the current limit on the supply if this feature exists or use fuses Remember to derate the fuse if mounted in an enclosure as the temperature will be higher than ambient The PP420 enclosure is a fire enclosure as long as the following conditions are met The Ethernet connector must not be facing downwards The mounting holes on the underside must be covered or have a screw fitted If an enclosure is used the enclosure should be metal or plastic with a flammability rating of UL94 V1 or better with no holes below or to the sides of the PP420 when mounted Cable entries below the PP420 should be via glands that have a flammability rating as before Observe the specified gap between the PP420 and any other part or side of the enclosure The PP420 does not have an IP rating and should be mounted so that moisture and dirt cannot enter the unit 7 Heat Dissipation The PP420 has a linear circuit to produce the constant current output This means that it generates heat which needs to be dissipated See application note APP926 for more information on heat dissi
14. external to the PP420 3 1 4 General The PP420 must not be used in an application where its failure could cause a danger to personal health or damage to other equipment If the equipment is used in a manner not specified by the manufacturer the protection provided by the equipment may be impaired GARDASOFT 4 General Description The PP420 current controller provides repeatable intensity control of LED lighting for machine vision applications It includes the power supply intensity control timing and triggering functions required for machine vision systems LED lighting needs a constant current supply as small variations in voltage can cause large variations in light output Currents can be specified in 2 5mA steps to give very fine control of intensity Three modes of operation are provided separately for each channel Continuous In continuous mode the output is a continuous current Pulse Strobe In this mode output is pulsed once per trigger One trigger input is used as a trigger The delay and pulse duration can range from 20us to 1 second in 20us Switched In switched mode a trigger input can be used to switch the output current on and off The output is only enabled when the input has a voltage on it Configurations are saved in non volatile memory so that the PP420 will resume operation after a power cycle The PP420 is set up using the push buttons and display on the front of the unit or using Ethernet comm
15. flags S Flag enables or disables autosensing When this flag is set the PP420 will autosense when a light is connected for the first time the PP420 will wait for the current rating to be entered using the webpage Config program or UDP message before continuing When this flag is not set the PP420 will use the previously set current rating E flag enables or disables error checking When this flag is not set the PP420 will not detect lighting errors P flag inverts the trigger signal In pulse mode when set the PP420 triggers from the rising edge of the trigger When not set the PP420 triggers from the falling edge The falling edge may give a slower response time In Switch mode when the flag is set the output is on when the input is on Clearing the P flag inverts this operation 5 GARDASOFT Specifications Digital supply voltage PSU Supply current with no lights connected 12V DC to Must be at least 1V greater than 48V DC the load potential difference at regulated maximum required current 120mA This is with a 12V supply The current is lower at 24V able level From 3V to Input enable leve 24V This is the voltage applied between the positive and negative of each trigger input Input disable level Typical trigger input current required Maximum output current per channel Ambient temperature during operation Total allowed power dissipation without heatsinking Pp 3mA at 3V to 24V 2
16. oP NISION USER MANUAL PP420 PP420F LED Lighting Controllers Revision 06 Gardasoft Vision Ltd Trinity Court Swavesey Cambridge CB24 4UQ UK Tel 44 1954 234970 Fax 44 1954 231567 Web www gardasoft com GARDASOFT 1 Disclaimer Except as prohibited by law All hardware software and documentation is provided on an as is basis It is essential that the user ensures that the operation of the product is suitable for their application The user must ensure that incorrect functioning of this equipment cannot cause any dangerous situation or significant financial loss to occur Gardasoft Vision Ltd and Gardasoft Products Ltd will not accept any liability for consequential loss of any kind All trademarks acknowledged Hardware software and documentation are Copyright 2002 2010 Gardasoft Products Ltd Hardware manufactured by Gardasoft Vision Ltd under licence 2 Getting Started Read the sections on Safety and Specifications and check the PP420 fulfils your requirements See the back cover for other Gardasoft Vision lighting controllers Connect the PP420 up to a power supply Ethernet network and lights as described in Connections Mount the PP420 as described in Mechanical Fixing using a DIN rail or the mounting holes Read the section on Heat Dissipation Set up the PP420 for the desired operation and test Download install and run the PP420 Configuration Program from www gardasoft com If y
17. ommand from Section 12 can be entered Test Mode referred to on this page is the internal trigger timer 11 3 Channel Configuration Pages There is one Channel Configuration Page for each output channel All the parameters for each output channel can be set up Press the Submit button to update the PP420 and save the changes to non volatile memory GARDASOFT 12 Ethernet Configuration 12 1 Communication The PP420 can be configured via the Ethernet connection using UDP or TCP IP A Configuration Program with source code can be downloaded from www gardasoft com Communication consists of commands sent by the host controlling PC All output generated by the command is returned in reply UDP or TCP IP packets The last character sent is gt greater than symbol Once this is received the host knows that the command has been completed It is recommended that the host waits for the gt symbol before sending the next command UDP communications are not guaranteed to arrive so the host software must be able to cope with lost messages Using the GT command a host can request that a message is sent to it whenever an error occurs For TCP and UDP commands from a host should be sent to destination port 30313 Replies will be to destination port 30312 A TCP IP connection will timeout and close if it is idle for more than 10 seconds The host must send regular heartbeat commands eg VR to keep the link
18. ou need to use a fixed IP address set this up using the Configuration Program Search for the PP420 on the network and then connect to it On the Configuration tab set up the current rating of the lighting and the mode of operation of each light Visit www gardasoft com for Application Notes There is also a Support page which has information on troubleshooting problems Throughout this manual references to the PP420 refer to all variants in the PP420 range unless otherwise stated The symbol us is used to denote microseconds GARDASOFT 3 Safety English 3 1 1 PP420 Safety Please read this before using the PP420 family of products If in doubt contact your distributor or Gardasoft Vision Where this symbol appears in the manual refer to the text for precautions to be taken 3 1 2 Heat The PP420 can get very hot It should be positioned where personnel cannot accidentally touch it and away from flammable materials Read the section on Heat Dissipation Do not exceed the power ratings given in the manual Note that at the maximum ratings the case temperature can reach 80 C 3 1 3 Electrical The user must ensure that the potential difference between any combination of applied signals does not exceed the supply voltage WARNING Higher voltages may cause a danger to personal health The PP420 does not have complete tracking isolation of inputs and outputs Transients caused by inductive loads must be suppressed
19. pation and a spreadsheet There is a spreadsheet available APP939 which gives an easy way to work out the heat dissipation of the PP420 7 1 1 Heat Output Per Channel For a continuous output current the heat output is given by lt heat output W gt lt output current A gt lt supply voltage V gt lt voltage across lighting V gt where Output current Set by the user Supply voltage Voltage across PSU and PSU Voltage across lighting Voltage across LD1 and LD1 for channel 1 This is usually easy to calculate as the voltage across the lighting is usually the voltage rating of the light given in its specification or can be measured using a voltmeter For a pulsed output the heat output is given by lt heat output W gt lt output current A gt lt duty cycle gt lt supply voltage V gt lt voltage across lighting when pulsing V gt lt duty cycle gt lt pulse width in seconds gt lt trigger frequency in Hertz gt When overdriving the voltage across the lighting is more difficult to find out In most cases it is reasonable to use the voltage rating of the light GARDASOFT 7 1 2 Total Heat Output The heat output for the PP420 is given by adding the heat output for both channels as calculated above There are several ways to reduce the heat output from the PP420 Use pulse mode If the output is only on when you need it then you can dramatically reduce the heat output Feed the
20. rigger input to switch the output on or off In continuous and switched modes the output current can be varied from 0 to 100 of full brightness 4 3 2 Pulsed Output The output is off by default When a trigger is the PP420 will wait for a delay and then pulse the output The delay pulse width and pulse intensity are all configurable If the P flag is set triggers occur on the leading edge of the input that is on the transition from OV to for example 5V In pulsed mode the brightness can be set up to 999 of its rating but only for short periods and at low duty cycles so that the lighting does not overheat and get damaged The default limits are as follows Other limits are available Allowed Pulse Allowed Pulse Output Brightness Width Width Allowed Duty Cycle PP420 PP420 PP420F PP420F GARDASOFT 301 to 500 501 to 999 So for example if the brightness is set to 350 then the PP420 will not allow pulses greater than 2ms long If the trigger pulses are too close together so that the lights are on for more than 10 of the time the PP420 will stop the output and flag an error 4 3 3 Current Protection The PP420 monitors the output current and voltage and ensures it is within acceptable limits The RE Ethernet command can be used to disable error checking This is not absolute protection but does provide some safety when setting up the PP420 4 3 4 Channel Flags Each channel has some configuration
21. rrors are internal errors GARDASOFT Gardasoft LED Lighting Controllers The products available at the time of writing include the following Other products are also available See www gardasoft com for details of the current range RT Range 2 4 or 8 output channels up to 20A each 2 4 or 8 trigger inputs e SafePower and SafeSense Front panel RS232 or Ethernet configuration e Fast pulsing option RT200 20 Lighting controller 2 channels up to 20A pulsing front panel RT220 20 Lighting controller 2 channels up to 20A pulsing Ethernet RT260 20 Lighting controller 2 channels up to 20A pulsing RS232 RT200F 20 Lighting controller 2 channels up to 20A fast pulsing front panel RT220F 20 Lighting controller 2 channels up to 20A fast pulsing Ethernet RT260F 20 Lighting controller 2 channels up to 20A fast pulsing RS232 RT420 20 Lighting controller 4 channels up to 20A pulsing Ethernet RT420F 20 Lighting controller 4 channels up to 20A fast pulsing Ethernet RT820F 20 Lighting controller 8 channels up to 20A fast pulsing Ethernet RT860F 20 Lighting controller 8 channels up to 20A fast pulsing RS232 PP704 DIN Rail mounting clip for RT range PP Range 2 4 or 8 output channels up to 20A each 2 4 or 8 trigger inputs SafeSense option Front panel RS232 or Ethernet configuration e Fast pulsing option The PP range will continue to be available for many years Machine Vision Timing
22. t rating needs to be entered on connection bit 1 1 No error detect 0 Error detect The PP420 continually monitors the output current and voltage bit 2 1 Negative trigger In pulse mode the trigger is the falling edge In switched mode a low input turns the light on 0 Positive trigger In pulse mode the trigger is the leading edge In switched mode a high input turns the light on Set the trigger input This command changes which input is used when in switched or pulsed modes RPc t Where c output channel 1 2 3 4 t trigger input 1 2 3 4 Set the output current rating This command changes the current rating for a light RRe v Where c output channel 1 2 3 4 v rated current 10mA to 2A GARDASOFT Set continuous mode The output is set to continuous mode at a percentage of full brightness RSc s Where c output channel 1 2 3 4 s setting in percent s 0 to 100 Set switched mode The output is set to switched mode at a percentage of full brightness RWe s Where c output channel 1 2 3 4 s setting in percent s 0 to 100 Set pulse mode The output can be set up to pulse on a trigger input The delay from trigger to the start of the pulse the length of the pulse and the brightness are configurable An error is generated if the brightness setting requires a current greater than 10A or if the combination of pulse width and setting is not allowed RTc p d s RTc p d s r Wher
23. ting mode The RE Ethernet command can be used to enable disable the current rating request The PP420 will then use the previously entered current rating If the PP420 is turned off and on again without an error occurring then the PP420 will auto sense the light and assume it is the same light and so will not prompt for the current rating again Once an error has occurred the user will be prompted next time a light is detected When a light has not been detected the following reasons can be displayed on the webpage e Waiting for current rating The current rating needs to be entered The light has been detected but the AUTO_SENSE flag is set and the controller is waiting for the current rating to be entered Error nn The light was operating but has been turned off due to an error see appendix C The user must press SEL to cancel the error or send command GR using the Ethernet connection and the PP420 will then re sense the light and ask for confirmation of the current rating GARDASOFT 4 3 Output Modes There are four trigger inputs The sense of these signals can be active high or active low as set by the P flag The trigger inputs are used as follows Pulsed Trigger goes from OV to 4 5V Pulse is triggered Po Trigger goes from 4 5V to 0V Noaction Noaction 4 3 1 Continuous Output and Switched Output In continuous mode the output current is fixed and continuous Switched mode uses a t
24. y need to ask your network administrator for advice about setting up the Ethernet connection Ethernet set up is not affected by cold booting the PP420 9 1 Connection The Ethernet link uses a 10 base T connection on an RJ45 connector The PP420 will usually be connected to a network switch or hub or router It is also possible to connect it direct into the network port on a PC by using a swapover cable 9 2 MAC Address The PP420 MAC address is 0x00 0x0B 0x75 0x01 0xNN OxNN 9 3 IP Address The PP420 needs an IP address to communicate over Ethernet There are two ways to get an IP address either programmed into the unit or using DHCP Most networks use a DHCP server If there is a PC on the network You may be able to find out whether a PC on the same network uses DCHP as follows Go to Control Panel e Select Network Connections Right click on Local Area Connection Select Properties From the list select Internet Protocol TCP IP press Properties If Obtain an IP address automatically is set then DHCP is probably used However there may be an alternative fixed IP address on the Alternative Configuration tab You can find out what IP address is being used by a PC at any time by e Go to Control Panel Select Network Connections Right click on Local Area Connection Select Status Select the Support tab The IP address is displayed When using a fixed IP address you must ensure that you use
Download Pdf Manuals
Related Search