OBELUX L864-MX-GA Manual Download Page 25

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MI SERIES

– Manual (v1.7)

Obelux Oy, Kutomotie 6 B, 00380 Helsinki FINLAND

Page: 25(28)

8.3 Replacing main circuit board

This section contains instructions for replacing a main circuit board.

1. Disconnect power supply to the light head.

2. Open all four M6x20 stainless steel bolts on the top plate using a hex key 5.

3. When lifting the top lid make sure you disconnect the GPS antenna cable from the light head circuit

board.

4. Check that you don´t lose the four O-rings that are between the chassis and the lid.

Summary of Contents for L864-MX-GA

Page 1: ...Oy 2017 Technical information in this document is subject to change without notice Page 1 28 OBELUX A V I A T I O N L I G H T S OBELUX MI SERIES Medium intensity aviation obstruction light Manual Vers...

Page 2: ...2 1 Mains input ACW versions and L864 MX GA 11 5 2 2 Mains output ACW versions 11 5 2 3 DC input DC versions 12 5 2 4 DC output DC versions 12 5 2 5 Alarm Relay Output 12 5 2 6 RS485 input not availa...

Page 3: ...w AHa 1 0 23 12 2016 Document release AHa 1 1 2 1 2017 New RED flashing mode added AHa 1 2 31 1 2017 Photocell operation mode added AHa 1 3 23 03 2017 Troubleshooting Spare parts Packaging DC models a...

Page 4: ...n this document is subject to change without notice Page 4 28 2 ABOUT THIS DOCUMENT This document describes the installation and setup of the MI series light head unit DIP switch effects and operation...

Page 5: ...required to run the product In most use cases mounting the standalone aviation obstruction light and connecting power supply cable are the only actions needed to operate In Modbus operation the light...

Page 6: ...series is available as the following models Order code Output Op volt GPS synch Infrared CCV Packing dimensions MI ACWGAM 2 000cd 90 265VAC Yes No No 460x330x330mm 12 7kg MI ACWIRGAM 2 000cd 90 265VAC...

Page 7: ...device do not try to fix it by yourself contact your reseller 4 2 Environmental considerations The European Parliament and the Council of European Union issued directive 2012 19 EU to contribute to su...

Page 8: ...ng torque for M12 hot dipped 8 8 bolts with suitable washer between bolt and mounting plate When the service access hatch door is open check that there is no inflow of water incl hail and snow into av...

Page 9: ...Oy Kutomotie 6 B 00380 Helsinki FINLAND Obelux Oy 2017 Technical information in this document is subject to change without notice Page 9 28 Figure 5 Wiring the Mains Input Figure 6 Distributing power...

Page 10: ...sed on the device Follow the illustration below to achieve desired EMC protection with the EMC glands Cable gland M25 for 11 16 mm cable diameter Please follow these instructions when routing cable vi...

Page 11: ...indicated with yellow green shield on the wire Single phase supply with Protective Earth Tighten the connector screws using flat head straight screwdriver Conductor cross section 0 2mm 2 5mm 5 2 2 Mai...

Page 12: ...otective earth This terminal is used to distribute power from the light head to the next Tighten the connector screws using flat head straight screwdriver Conductor cross section 0 2mm 2 5mm 5 2 5 Ala...

Page 13: ...ftmost edge of the red white DIP switch block looked from service access door Embedded software in the obstruction light reads configuration switches regularly Configuration change becomes effective w...

Page 14: ...g off on on 2 000cd red 200cd red and infrared 50 50 on on on Reserved if selected the light will be OFF Flashing rate FPM is selected with DIPs 4 5 When using the 30fpm setting the photocell night li...

Page 15: ...information in this document is subject to change without notice Page 15 28 RS 485 bus should be terminated with on board 120 ohm resistors on both ends of this communications bus Turn on DIP4 on from...

Page 16: ...connected to the same communication bus an address starting from one DIP switch Modbus Address 1 2 3 4 on off off off Address 01 off on off off Address 02 on on off off Address 03 off off on off Addr...

Page 17: ...time day modes day twilight and night based on photocell data Using accelerated photocell mode will decrease the delay to a minimum DIP switch Light mode 1 2 off off Accelerated photocell light behavi...

Page 18: ...the light Light heads will synchronize their flashing with the built in GPS module After light head start up it will take some time for the light head to acquire a GPS lock 7 2 Modbus operation In Mo...

Page 19: ...hese status LEDs are visible only when service access hatch is open LED Description 3 3V Internal operating voltage GREEN LED OFF Power off LED ON Unit is powered on 12V Internal operating voltage GRE...

Page 20: ...resses Make sure light is configured to Modbus mode DIP8 Too many RS 485 termination resistors 120ohm on the same RS 485 communication bus Only the last light on the bus should have the termination re...

Page 21: ...e software To update the device software a Cyclone programmer unit containing an updated software version is needed Obelux provides information on what software version to use If you are unsure about...

Page 22: ...om the programmer Re connect the power to the programmer and press start button again Turn the programming cable 180 degrees on the Cyclone programmer It is difficult to say what is the correct cable...

Page 23: ...ass cover This section contains instructions for replacing a broken glass 1 Disconnect power supply to the light head 2 Open all four M6x20 stainless steel bolts on the top plate using a hex key 5 3 W...

Page 24: ...our rubber O rings on the chassis are in place 8 Connect the GPS antenna cable of the lid back to the light main circuit board connector name Top Board After this twist the lid three full turns before...

Page 25: ...t board This section contains instructions for replacing a main circuit board 1 Disconnect power supply to the light head 2 Open all four M6x20 stainless steel bolts on the top plate using a hex key 5...

Page 26: ...bject to change without notice Page 26 28 5 Lift the glass carefully off the light head 6 Remove rubber bars holding the main circuit board in place 7 Disconnect LED wires from the main circuit board...

Page 27: ...nd pull the bottom plate assembly out of the light head 9 Disconnect the heater cable from the main circuit board This applies only for light heads with heater option CCV 10 Open the four screws holdi...

Page 28: ...seated 15 Put the four rubber O rings back in place 16 Connect the GPS antenna cable of the lid back to the light main circuit board connector name Top Board After this twist the lid three full turns...

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