WiMo ACOM2000SW Manual Download Page 1 | Manualshive

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Summary of Contents for ACOM2000SW

Page 1: ...ety Considerations Explicit Definitions 4 2 INSTALLATION 6 2 1 Unpacking and Initial Inspection 6 2 2 Place selection and mechanical mount 6 2 3 Connections 8 3 OPERATION 10 3 1 OPERATION IN THE ACOM SYSTEM 10 3 2 USER SYSTEMS OPERATION 11 4 MAINTENANCE 11 4 1 The ACOM2000SW Schematic Diagram 11 4 2 Troubleshooting 13 ...

Page 2: ...2 5 SPECIFICATIONS 14 5 1 Parameters 14 5 2 Functions 15 5 3 Storage and Shipment 15 ...

Page 3: ...COM s specialists The contact information is as follows fax 359 2 920 96 56 e mail acom mail orbitel bg acom aster net or by mail blvd Nikola Mushanov 151 1330 Sofia Bulgaria 1 3 Equipment Supplied and Options The ACOM2000SW remote antenna switch plus a mating cable connector for input control and power supply 11 plastic protective caps and this manual are shipped in one cardboard carton The autom...

Page 4: ...y are enough Grounds unused antennas during operation for excellent crosstalk isola tion after switching off all antennas are automatically grounded for maxi mum lightning safety Easy to install only 2 holes needed mounting bracket included Dust and rain protected IP53 30 to 60degs C operating 1 5 Safety Considerations Explicit Definitions The ACOM2000SW remote antenna switch is designed to meet i...

Page 5: ...ection grounding sys tem NEVER TOUCH AN ANTENNA during transmission this may result in an electric shock or burn W A R N I N G Do not undertake on your own repairs or changes in the construction of the antenna switch in order not to endanger your or other s health and life and not to damage the antenna switch and the equipment connected with it not covered by warranty The manufacturer is not liabl...

Page 6: ...ely to have your warranty information corrected Serial Number BCD code positive inverted Table 2 1 Individual Data 2 2 Place selection and mechanical mount When selecting the mounting place have in mind the following consider ations Keep the grounding length as short as practical Minimize the coaxial cable length Normally a place near the antennas area a bit longer common and control cables would ...

Page 7: ...7 Two holes 9mm diameter and 120mm distanced are available on the mounting bracket to firm it to the mounting base see Fig 2 1 COMMON Made in Bulgaria S N R E M OT E AN T EN NA SW IT C H Fig 2 1 ...

Page 8: ...cross section depends on the distance from the antenna switch to the control unit for instance ACOM2000S automatic antenna selector in your station You can determine cable specifications proportionally from the fol lowing table Cable lenght meters feet maximum wire cross section mm AWG SWG 6x minimum wire diameter mm inch 1000 6x minimum 10 33 0 04 31 34 0 23 9 20 65 0 08 28 30 0 32 12 50 165 0 2 ...

Page 9: ...2000S automatic antenna selector before trim ming and soldering the second cable end thread the hollow nut of the 8 contact connector oriented with the smaller diameter to the cable end Solder all 6 wires and the shield to mate directly by numbers to the 8 contact connector for the selector side as follows ACOM2000S NC514 female soldering view 1 2 3 4 5 6 8 not connected shield 7 When not ACOM2000...

Page 10: ...o the COMMON connector and then all antenna cables to the respective antenna connectors Make a list of antenna number destinations Place the plastic protection caps onto all free antenna connectors and keep the rest for possible connection changes and or shipment d Connect the control cable the last 3 OPERATION After following all instructions in S 2 you can power on the antenna switch and control...

Page 11: ...han 10 12W the switching will be suspended until RF disappears When switching is safe the request will be executed and the RDY signal returns in logical high for only 0 15 seconds We recommend that some inexpensive lowpass filters be added to all con trol cable wires in your control box Look into the schematic diagram of the antenna switch just to get an idea Fig 4 1 Filters with cut off frequency...

Page 12: ...me via the RF signal detector TA D1 U5A voltage comparator and U6 logic until the RF disappears In such a case the RDY signal is tied to low via U9C for the period when the input and output antenna numbers are not matching The antenna number decoder inputs are selectively connected to the nor mal or inverted D latch outputs Selection is done via four jumpers Code Levels The 4028 type BCD to decima...

Page 13: ...brass and gold over silver plated too The result is a very quick heat diffusion from the contact area The contact ends are bifurcated and the two branches are different length This along with the goldened contact surfaces improves the long term contact reliability and ensures a nonlinear free reception even at extremely low signal levels The signal detector PCB D1 and its current transformer TA ar...

Page 14: ...02 1 up to 30MHz better than 1 08 1 up to 60MHz better than 1 20 1 e Crosstalk isolation for 0 1 to 2MHz better than 100dB up to 30MHz better than 70dB up to 60MHz better than 66dB f Operating time less than 0 15 seconds including bounces g Parallel input output control 4 bit BCD input code positive or inverted internally selectable plus RDY output signal logical low input 1 1 25V 1 2kOhm input re...

Page 15: ...iginal packing as described below First disconnect antenna cables afterwards the common coaxial cable and then the control cable Remove the ground connection the last Replace all 11 plastic protective caps Finally pack the antenna switch in the original carton Fill in the empty space if the ACOM2000S automatic antenna selec tor will not be transported a Storage environments the antenna switch must...

Page 16: ...16 when purchased with automatic antenna selector ACOM2000S c Shipping environments all types of transportation including aircraft bag gage section ...

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