Techna-Tool BK MIKRO 7 Technical Documentation Manual Download

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BK MIKRO MODEL 7 & 7RL

Monitoring System for Tool, Object

and Free Space Monitoring

Technical Documentation – North American Edition

Released: October 2003

553 Industrial Dr. Hartland, WI 53029 262-367-8665 fax 262-367-0208
web-site

www.techna-tool.com

[email protected]

Summary of Contents for BK MIKRO 7

Page 1: ...for Tool Object and Free Space Monitoring Technical Documentation North American Edition Released October 2003 553 Industrial Dr Hartland WI 53029 262 367 8665 fax 262 367 0208 web site www techna to...

Page 2: ......

Page 3: ...lay outputs 15 3 1 4 Light emitting diodes 15 3 1 5 Rotary switches 16 3 1 6 Toggle switches 17 Scanning intensity switch 17 Normally open contact Normally clos ed contact switch 17 Object monitoring...

Page 4: ...each in the learning cycle 30 Learning cycle with CW CCW travel 30 6 1 2 Start the real scanning process 31 Start cycle with CW CCW travel using teach mode 31 6 2 Switch mode monitoring with setting s...

Page 5: ...BK MIKRO 7 with scanner BK7SC 25 Fig 5 2 Teach in for scanning in one direction 26 Fig 5 3 Range settings using rotary switches for scanning in one direction 28 Fig 6 1 Handling BK MIKRO 7 with scann...

Page 6: ...ering the state of the art existing at the time of delivery or performance and the intended use and price of the equipment with the exception of such faults whose acceptance would be unreasonable for...

Page 7: ...nce may cause damage to the product and or damage to parts items in the vicinity Environmental Protection Non compliance may have an impact on the environment 1 4 Hazards The system BK MIKRO has been...

Page 8: ...ields might be hazardous for anyone with heart problems heart pacemaker 1 4 2 Mechanical Hazards There are injury hazards caused by Cuts caused by component edges Stabs by contact with moving wand Ski...

Page 9: ...ked with jobs at the BK MIKRO undertake before starting work to observe the fundamental regulations on health and safety at work as well as on accident prevention to read the chapter on safety as well...

Page 10: ...ct on the environment this equipment should only be disposed of via the proper channels for the recycling of electronic material Do not dispose of this equipment in the waste bin 1 9 Suitable Fire Ext...

Page 11: ...due to ignorance How to avoid incorrect action Thoroughly read all instructions Carry out the instructions Confirm that the instructions have been carried out This is how you never lose track Followin...

Page 12: ...or for ejection checks free space monitoring Two types of scanners are available for various demands From this two different monitoring systems result BK7SC Scanner with mechanical backstop BK7RLSC Sc...

Page 13: ...cannot be accidentally plugged into the wrong socket When in operation plastic caps cover the screws in the front Wires to be connected are routed from the top or bottom of the unit The scanner will b...

Page 14: ...ms min Switched outputs 2 x 250 VAC 30 VDC 2 A max Making breaking capacity 500 VA 60 W max 10 mA min at 10 V Operational life of relay 5 x 107 switching cycles Connections Plug in screw terminals fo...

Page 15: ...inal is not connected 24 VDC terminal When using the internal control voltage this terminal must be connected to the Com control inputs terminal If an external control voltage is applied this terminal...

Page 16: ...on The meaning of Clockwise Counter clockwise toggle switch position on control unit may be changed by corresponding S1 S2 input signals S1 and S2 may be open Then is S1 0 S2 0 Scanner BK7SC Scanner B...

Page 17: ...e open inactive closed Relay as normally open contact active closed inactive open When there is no power to the unit the contacts always will be open Even when using relay as normally closed they are...

Page 18: ...nner BK7SC P1 0 P2 0 Scanning using teach mode P1 0 P2 P1 P2 270 Scanning after setting scanning range object monitoring and free space monitoring at which P1 start position without tolerance P2 end p...

Page 19: ...ote If this switch is in the low position the lower impact force of the scanner will protect the wand from wear and tear Normally open contact Normally closed contact switch Mode of operation for the...

Page 20: ...ged by selection inputs S1 S2 and S3 see table in section Selection inputs Tolerance range switch Range of tolerance for O K message referred to the desired position i e position learned by Teach in o...

Page 21: ...olated from all other circuits AC power supply L1 N safely isolated from all other circuits DC power supply 24 V 24 V safely isolated from K O output O K output and AC power supply Control inputs Com...

Page 22: ...anner will be held in this position by applying a low voltage until a pulse on the Teach or Start screw triggers a scanning cycle BK7RLSC Scanner without mechanical backstop Requirement Scanner switch...

Page 23: ...emperature 0 C to 80 C Storage temperature 25 C to 85 C Scanning cycles 5 million at minimum scanning intensity Fig 3 8 Scanner Note To prevent injury your wand will be supplied complete with a protec...

Page 24: ...ner end Length 5 m can be extended to a maximum length of approximately 25 m with extension cables Pin configuration at the control unit end Small circular connector to DIN 45322 6 pin 1 wh white 2 br...

Page 25: ...set by rotary switch using switch mode is reached The monitoring range will then be traversed at the preset scanning speed and its related force which is to be used to scan an object or range During...

Page 26: ...r cannot leave its stop position for any reason e g mechanical sticking cable break etc The results of a scanning cycle will remain latched until the following cycle starts 4 3 Return travel monitorin...

Page 27: ...ndling BK MIKRO 7 with scanner BK7SC Note The selection inputs S1 and S2 influence the rotation direction of the scanner but do not cause any error messages Error messages will be indicated by flashin...

Page 28: ...tivated Following Start pulses will detect K O Learning cycle with CCW travel The figure shows a learning cycle with setting Switch L and S1 0 S2 0 i e CCW travel of the scanner vmax max speed of scan...

Page 29: ...ue a good message if during a scanning cycle the operation sequence described below is followed The scanner leaves its stop position The angle preset via rotary switch P1 has been exceeded The angle p...

Page 30: ...on wand length 5 2 4 Examples for range settings Fig 5 3 Range settings using rotary switches for scanning in one direction Direction of rotation CCW No fault range 90 No fault range starts 180 No fau...

Page 31: ...nce procedure After that a scanning in one direction S1 S2 01 or 10 is possible even a Teach in in one direction for only one object Error messages will be indicated by flashing red and green LED Swit...

Page 32: ...wo tools Finally the wand will turn into its zero position the stop position and will be held there by applying a low voltage In addition the O K relay will be activated If the system can detect only...

Page 33: ...the scanner rotating area the K O relay will be activated Start cycle with CW CCW travel using teach mode The figure shows a Start cycle with setting Switch R and S1 0 S2 0 i e first CW travel then C...

Page 34: ...t value of the selected direction to the so called stop position e g P1 means CW rotation 3 Without stop it travels on at most towards the second value into the reversing point when a second object is...

Page 35: ...op position has been detected i e after a Teach in with scanning in both directions or a reference procedure with scanning in both directions the scanning in one direction is possible with scanner BK7...

Page 36: ...5 170 ms 120 ms 15 210 ms 190 ms 90 580 ms 280 ms 45 720 ms 370 ms 90 330 ms 250 ms 45 360 ms 300 ms 180 1000 ms 390 ms 90 1200 ms 470 ms 180 520 ms 370 ms 90 550 ms 410 ms 270 1440 ms 510 ms 180 2400...

Page 37: ...etected a scanner fault Scanner is missing or has motor fault Control cable is not correctly connected e g even cable break Outputs will be switched inactive the unit will remain in its present state...

Page 38: ...ring P1 P2 P1 P2 P2 270 P2 270 Scanner BK7RLSC Scanner switch set to BK7RLSC Teach mode requires P1 0 P2 0 Error Correction no free space monitoring only object monitoring O Determination of stop posi...

Page 39: ...K MIKRO 7 230 VAC 120 VAC internal control voltage Start Teach in BK MIKRO 7 24 VDC separate control voltage Start GND 24 VDC Control voltage Teach in Power supply GND 24 VDC BK MIKRO 7 24 VDC common...

Page 40: ...burred edges Fig 8 2 Mounting bracket 8 7 Interference prevention All inputs are opto decoupled and thus maximally protected against interference voltage peaks as caused for example by inductive sour...

Page 41: ...r 15 m 62 04 250 Cables available with right angle connector BK7EC5 Extension cable 5 m 62 04 210 BK7EC10 Extension cable 10 m 62 04 211 BK7EC15 Extension cable 15 m 62 04 212 BK7ECTCExtension cable i...

Page 42: ...erating Instructions Logbuch Ausgabe Datum Datei Name Charakteristik 1 00 10 02 00 BA_100_e_BK MIKRO 7 doc Basis Version 1 00 deutsch 2 00 16 10 03 BA_200_e_BK MIKRO 7 doc Basis Version 2 00 deutsch E...

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