User Manual - Sensor Line
Contents
1. Terminal Label Signal Description 0 12V 12 24 VDC Board Supply Voltage 1 GND GND AGND Board Analog Ground 2 out 5 24 VDC Output Supply Voltage 3 out DGND Output Digital Ground 4 C 1 C1 Collector Output of Channel 1 5 NE E1 Emitter Output of Channel 1 6 C 2 C2 Collector Output of Channel 2 7 2 E E2 Emitter Output of Channel 2 SENs IR LINE 2 1 2 Service Connector 14 pin header Say M Z Optical Tran bn Pin Signal Description 1 GND AGND Board Analog Ground 2 GND AGND Board Analog Ground 3 Vana1 Analog Load Signal Channel 1 4 Vmon1 Monitor Signal Channel 1 5 Vtrg1 Trigger Signal Channel 1 6 Vref1 Reference Voltage Channel 1 7 Vana2 Analog Load Signal Channel 2 8 Vmon2 Monitor Signal Channel 2 9 Vtrg2 Trigger Signal Channel 2 10 Vref2 Reference Voltage Channel 2 11 NC Not connected 12 NC Not connected 13 NC Not connected 14 NC Not connected SENs IR LINE 2 1 3 Measuring Pins tw Hu 1 Flee OQ a SS 2 g RARARAAA O GND oi Mi HBE BEEE 22. AAAAAAA Four fibre optic SMA 905 FSMA receptacles The feeder fibres of each channel can be connected in any order SENs IR LINE 3 Output Circuitry 3 1 On Board Pre Wiring The MA 210 output circuitry is intended to facilitate interfacing of the unit to the host system by minimizing the requirements for external wiring In a majority of cases this can be accom plished using wires only without needing additional material such as extra terminal strips and so on V 1k 1k JP 1 JP 2 68V 68V o E1 O E2 E 2 Fig 1 MA 210 pre wired output circuit Fig 1 shows the general arrangement The signals are transmitted via optocouplers which have an NPN phototransistors as their output stages Collectors and emitters of these phototransistors are directly connected to output terminals designated C and E In addition there are two more terminals provided The first one V is connected via a 1KQ resistor and a jumper JP to the collector of each optocoupler The second one V is connected to its emitter via a jumper JP only The V and V terminals are common for all channels whereas each channel has its own jumpers and resistors This allows for a variety of output configurations Please mind the Zener diodes which are omitted in the following
3. Pin Label Signal Description 1 GND GND AGND Board Analog Ground 2 A1 Vana1 Analog Load Signal Channel 1 3 M1 Vmon1 Monitor Signal Channel 1 4 R1 Vref1 Reference Voltage Channel 1 5 T1 Vtrg1 Trigger Signal Channel 1 6 A2 Vana2 Analog Load Signal Channel 2 7 M2 Vmon2 Monitor Signal Channel 2 8 R2 Vref2 Reference Voltage Channel 2 9 T2 Vtrg2 Trigger Signal Channel 2 SENs IR LINE 2 1 4 Stack Connector 8 pin Header Pin Signal Description 1 12 24 VDC Board Supply Voltage 2 12 24 VDC Board Supply Voltage 3 GND AGND Board Analog Ground 4 GND AGND Board Analog Ground 5 5 24 VDC Output Supply Voltage 6 5 24 VDC Output Supply Voltage 7 DGND Output Digital Ground 8 DGND Output Digital Ground Note This connector is normally not assembled It is only provided to allow for stacking several units in order to create multichannel interfaces where the supply voltage s only need to be connected once This is actually intended to be done in the factory but can be accom plished by the customer as well SENS R LINE 2 2 Optical Receiver Channel 1 Transmitter Channel 1 Receiver Channel 2 Transmitter Channel 2
4. Channel 1 Channel 2 Trigger Threshold With the fibre optic receptacles pointing to the left the headers for trigger threshold selection are located at the bottom edge of the board just right to the measuring pins and labeled THR1 and THR2 The trigger threshold of each channel is determined by two jumpers placed as shown below Jumpers Trigger Threshold me N 0 3 g 29 T 0 5 Is CIS 1 0 Is CIS 1 5 Kal 18 SENs IR LINE 4 3 Selection Of Minimum Trigger Pulse Duration nn Ra A fA amp EKD e L e D N st HN N Ca GE HEHE ae Som BS Pi 2 0 2 M2 R2 12 THA Thee pu PLW2 ERROR TRIGGER ON Channel 1 Channel 2 Trigger Pulse Duration With the fibre optic receptacles pointing to the left the headers for the selection of trigger pulse duration are located at the bottom edge of the board just right to the headers for trigger threshold see Section 4 2 and labeled PW7 and PW2 The minimum trigger pulse duration of each channel is determined by one jumper placed as shown below Jumper Trigger Pulse min 2 6 2 6 2 6 1 5 47 ms 19 SENs IR LINE 5 Getting Started 5 1 Installation
5. output supply 13 SENSJR LINE 12 24V DGND Fig 10 Non inverted output level adjustment Fig 11 Non inverted output level adjustment with common board and output supply with separate board and output supply R R lage fesch Vines Wa AP TS RAR RER H 9 GND V0 DGND vec 12 24v jpa GND kA vec 12 24V Fig 12 Driving a TTL gate with common Fig 13 Driving a TTL gate with separate board and output supply board and output supply Note Open TTL inputs behave as if connected to high level The above option applies to such inputs only Floating e g CMOS inputs must be driven according to Fig 6 to 9 12 24V GND vec dp 12 24V Fig 14 Driving a LED or an optocoupler with Fig 15 Driving a LED or an optocoupler with common board and output supply separate board and output supply 14 SENS IR LINE 3 2 2 JP Installed see Fig 3 The circuits given below differ from the corresponding circuits in section 3 2 1 only in that the ground wires are not connected directly to the optocoupler s emitter but via the V terminal and the JP jumper instead However since the V terminal is common there is only one wire needed to establish this connection for all channels 12 24V GND Fig 16 External pull up resistor with common board and output supply vec dp 12 24V SE TTL Fig 18 Driving a TTL gate with common board and output supply v
6. 1 Fix the interface with screws and spacers Take care that any vibrations or shocks will not affect the board and in specific the fiber optic connectors 2 Remove the safety caps from LED transmitter and photodetector 3 Connect the sensor SMA connectors with transmitters and photodetectors of each chan nel Fasten properly the sensor SMA connectors with transmitters and photo detectors in order to obtain smallest attenuation but avoid any violence especially do not use pliers The connectors of transmitter and photodetector of each channel may be interchanged 4 Connect the power supply or power supplies to the respective terminals 5 Connect the signal output terminals to your system 5 2 Test 1 Switch the power supply on 2 Drive across the embedded sensors and monitor the trigger signals by watching the Trigger LEDs 3 Test the sensor failure signal of each channel by disconnecting one of its fiber connectors The respective Error LED must come on within few seconds 20 SENs IR LINE 6 Specifications Board Supply Voltage Board Supply Current continuous Output Supply Voltage Rating of Optocouplers Trigger Thresholds Minimum Trigger Pulse Duration Sensor Attenuation for MA 210 RED Sensor Attenuation for MA 210 IR Speed Range Feeder Length Certification LED Risk Group 12 to 24 VDC lt 300 mA 5 to 24 VDC 60V 25mA 0 3 0 5 1 1 5 of light transmittance dro
7. SENS oJR LINE Optical Transmittance Analyzer SL MA 210 User Manual Revision 2 0 2012 07 Plamper SENS R LINE Sensor Line Gesellschaft f r optoelektronische Sensoren mbH Carl Poellath Str 19 D 86259 Schrobenhausen Germany Tel 49 0 8252 8943 0 Fax 49 0 8252 8943 11 Email info sensorline de www sensorline de Sensor Line Gesellschaft f r optoelektronische Sensoren mbH Carl Poellath Str 19 D 86529 Schrobenhausen Tel 49 0 8252 8943 0 Fax 49 0 8252 8943 11 Email sensorline sensorline de HP www sensorline de SENs IR LINE Table of Contents 1 EU 3 VS WK UNG VU E 3 12 TIS cetacean cee se ate te es ce es ee ate te see cee ee eet are ae 3 E ge AE 4 2 LONDON ee eer 5 CAN WR TER 5 2 1 1 Main Connector 8 pin pluggable screw Terminal 5 2 1 2 Service Connector 14 pin header 6 2 1 3 Measuring PINS ea 7 2 1 4 Stack Connector 8 pin Header 8 SET 9 3 Output Circuitry eserse ne E A E E nee E ERA ER E anaE 10 3 1 On Board Pre VV UNG EE 10 3 2 leie e Ree 13 3 2 1 No Jumpers Installed cccccccecceecceeeeeeceaaeeeeeeeeeeeeeeeaaeaaeeeeeeeeeeeaaaeaaeeeseeeeeeeaaea 13 32 2 JP Installed nn ae 15 3 2 3 JP Installed WEE 15 3 2 4 Both Jumpers Installed rt tertrersrtrnttrtreesrtrnttrrreesrrnrtenreeene 16 4 Config ratiON eenegen A a GE aa 17 4 1 On Board Output Pre Wiring sssssssseeeesssseenrrnnttsssrrrrnrrntttssrrrrtrnnntnsstennntnnnnnsneen
8. board and output supply board and output supply 16 SENs IR LINE 4 Configuration 4 1 On Board Output Pre Wiring I ee eb iE Ze x 0 JP Channel 1 KH See JP Channel 1 N JP Channel 2 Bd JP Channel 2 CH 2 2 u U A S H The jumpers of the on board output pre wiring are accepted by a 2x4 pin header With the fibre optic receptacles pointing to the left this header is located somewhat right below the middle of the board and labeled E2C ETC The different output configurations described in Section 3 are established as shown below Jumpers Outputs configured according to Fig 2 Section 3 2 1 T Z Es 2 8 Fig 3 Section 3 2 2 TI Gd Fig 4 Section 3 2 3 Es 218 Fig 5 Section 3 2 4 HE 17 SENs IR LINE 4 2 Selection Of Trigger Threshold wu wo gg ne H N Die a l u au W EL ueneno TI E m aN aN 10 ppi CIES 1 M RI TI AZ M2 R2 T R Phi PW2 ERROR ON
9. drawings They protect the optocouplers not only against over voltage but also rather aggressively against reverse polarity So whenever connecting a voltage source correct polarity should be observed for its own sake 10 SENs IR LINE gt V 1k JP o C oc S A u I oe gt E Fig 2 Both jumpers removed Simple switch between Terminals C and E When according to Fig 2 none of both jumpers of a channel is installed collector and emitter of the output transistor are only accessible via terminals C and E The optocoupler then acts as a simple switch where of course polarity must be obeyed current can only flow into Terminal C and out of Terminal E O V JP DGND DGND Fig 3 Jumper JP installed Terminal V grounded Terminal E grounded Switch between Terminal C and ground When Jumper JP is installed and Terminal V is grounded as shown in Fig 3 the switch also becomes grounded at its negative connection In other words the optocoupler then acts as a switch between Terminal C and ground plus ground is available at Terminal E 11 SENs IR LINE DVCC gt DGND Fig 4 Jumper JP installed Jumper JP removed Terminal V powered Voltage source with 1kQ series resistor at Terminal E When Jumper JP is installed instead of JP and Terminal V is connected to some voltage DVCC according to Fig 4 then a load can be switched via the optocoup
10. ec dp 12 24V Fig 17 External pull up resistor with separate board and output supply Fig 19 Driving a TTL gate with separate board and output supply Note Open TTL inputs behave as if connected to high level The above option applies to such inputs only Floating e g CMOS inputs must be driven according to Fig 16 to 17 3 2 3 JP Installed see Fig 4 12 24V GND Fig 20 Output level adjustment with common board and output supply R E EE High R 1kQ cc Viow 9 GND vec dp 12 24V Le GND A AGND Fig 21 Output level adjustment with separate board and output supply R FR sp Sir ai R 1KQ nn V gt 0 DGND Low SENs IR LINE 12 24V m AGND Fig 22 Driving a LED or an optocoupler with Fig 23 Driving a LED or an optocoupler with common board and output supply separate board and output supply Note The internal 1k resistor will deliver about 1 mA of current per volt of V to Terminal E The external resistor is only needed if this is too much Also with a separate output supply the current can be adjusted via V thus also rendering the external resistor unnecessary 3 2 4 Both Jumpers Installed see Fig 5 Installing both jumpers allows for creating a voltage output as opposed to a switch without the need of any external components 12 24V vec dp 12 24V E d Fig 24 Simple voltage output with common Fig 25 Simple voltage output with separate
11. ler with a series resistance of 1kQ DVCC D DGND DGND Fig 5 Both jumpers installed Terminal V grounded Terminal V powered Terminal E grounded inverted voltage output at Terminal C Installation of both jumpers grounding of Terminal V and connection of a voltage source to Terminal V as shown in Fig 5 establishes a true voltage output at Terminals C and E which can drive floating inputs 12 SENs IR LINE 3 2 Wiring Examples Configuration of the MA 210 output can be done with or without a separate output power supply If one is present it is recommendable to introduce a separate output ground as well This may reduce interference of the connected circuitry with the analog signal porcessing significantly 3 2 1 No Jumpers Installed see Fig 2 It is obvious that when neither of the jumpers is installed it makes no sense to connect anything to the V or V terminals The on board pre wiring is disabled in this case and the optocoupler can be incorporated into any external circuitry This causes some effort but offers a maximum of versatility 12 24V GND Fig 6 External pull up resistor with common Fig 7 External pull up resistor with separate board and output supply board and output supply 12 24V vee E EE GND ip GND JAGND Out DGND Fig 8 External pull down resistor with Fig 9 External pull down resistor with common board and output supply separate board and
12. nne 17 4 2 Selection Of Trigger Ra e EE 18 4 3 Selection Of Minimum Trigger Pulse Duration 19 5 Getting Started EE 20 Del MMSlall AMON zcicicticensdeiacacecetmcatedetncetesetmcatedetececnsetmonindete tecesetmcatedetn taduseimceiadeieieieseteeatexes 20 GG Se KEE 20 6 SEENEN EN SENSJR LINE 1 General The SL MA 210 Optical Transmittance Analyzer OTA is an electronic interface that operates two fiber optic load sensors The unit serves as an interface between fiber optic sensors and a processing unit on system level It should be installed in a weather proof road side cabinet 1 1 Function The MA 210 responds to the optical sensor signal in a dynamic AC coupled manner i e the electrical signal delivered when a load is applied to the sensor will decrease to zero as the load continues to be applied At a selectable threshold a digital trigger signal is generated for each channel This signal can be forced to remain active for an selectable length of time Aside from these selections the interface does not require any further adjustment The output trigger signals are transmitted via optocouplers which behave similar to relays allowing the use of a variety of output circuitry In addition there is some output circuitry implemented on the board which can by configured by means of jumpers thus minimizing the need for external wiring while still maintaining a maximum of output versatility Trigger activity and sensor failu
13. p 1ms 22ms 47 ms 3 23 dB red transmitter 3 33 dB infrared transmitter 1 to 250 km h up to 250 meters RoHS RG 0 safe According to DIN EN 62471 Please note In spite of the official classification SENSOR LINE recommends to avoid staring into the transmitter for longer periods regardless whether light is visible or not Important notice All the information contained herein is believed to be accurate and reliable However SENSOR LINE assumes no responsibility for its use or for any infringements of patents or other rights of third parties that may result from its use No license is granted by implication or otherwise under any patent rights of SENSOR LINE GmbH SENSOR LINE GmbH SHALL NOT BE LIABLE FOR ANY SPECIAL INCIDENTAL OR CONSE QUENTIAL DAMAGES RELATED TO THE USE OF THIS PRODUCT All rights reserved Reproduction or adaptation of any part of this documentation without permission of the copyright owner is unlawful 24
14. re are signaled by individual LEDs for every channel 1 2 Features e Dynamic two channel interface for detection of light power changes caused by activation of fiber optic load sensors e Optocoupler digital outputs e Adjustable trigger threshold 0 3 0 5 1 and 1 5 relative light drop e Adjustable minimum trigger pulse duration ms 22ms and 47ms e Trigger indication LED for each channel Error indication LED for each channel e Reverse power protection e Pre wired output circuits configurable through jumper settings e RoHS conform SENS JR LINE 1 3 Dimensions A i O zL d d JI d m ac 4 6 A b Pu el x SEI E 4 o E E g gS SE E2C E1C BE 3 1 mm 0 122 12V GND out 1 1 5 mm 0 197 90 mm 3 54 5 mm 0 197 100 mm 3 94 Not to scale Component Height 11 mm 0 44 maximum inside of board perimeter 15 mm 0 59 connector plug Board Thickness 0 17 mm 0 067 Component Lead Length 2 mm 0 08 maximum Minimum clearance of mounting holes to adjacent traces 2 5 mm 0 1 Note Connector plug increases board length by 10 mm 0 4 not including space for wire terminations SENs IR LINE 2 Connections 2 1 Electrical 2 1 1 Main Connector 8 pin pluggable screw terminal 210 iittance Analyzer
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