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Dahua SD8A840WA-HNF, Installation Manual

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Dahua SD8A840WA-HNF Installation Manual Download Page 25

 

18 

The yellow and green GND wire or GND screw of the speed dome should be reliably connected 

by several strands of copper wire with  no less than 25mm

²

and indoor equipotential GND 

terminal. Please refer to Figure 4-2 for lightningproof installation mode.  

 

Figure 4-2 

Summary of Contents for SD8A840WA-HNF

Page 1: ...IR Intelligent Speed Dome Installation Manual Version 1 0 0 ...

Page 2: ... 1 2 INSTALL IR INTELLIGENT SPEED DOME 2 2 1 Check Accessories 2 2 2 Open Device 2 2 3 Reset Button Micro SD Card Slot 3 2 3 1 Use Reset Button 4 2 3 2 Install Micro SD Card 4 2 4 Install Speed Dome 4 2 4 1 Speed Dome Cable 4 2 4 2 Install Speed Dome 6 3 WALL MOUNTED BRACKET INSTALLATION 13 3 1 Mounting Component and Dimension 13 3 2 Installation Steps of Wall mounted Bracket 14 3 2 1 Installation...

Page 3: ...ors 17 5 APPENDIX Ⅱ ABOUT RS485 BUS 19 5 1 RS485 Bus Main Feature 19 5 2 RS485 Bus Transmission Distance 19 5 3 The Problem in Practical Use 19 5 4 RS485 Bus FAQ 20 6 APPENDIX Ⅲ THE RELATIONSHIP BETWEEN AC 24V CABLE DIAMETER AND TRANSMISSION DISTANCE 21 7 APPENDIX Ⅳ WIRE GAUGE REFERENCE SHEET 22 ...

Page 4: ...iii Welcome Thank you for purchasing our speed dome Please read the following safeguards and warnings carefully before you install or use the product ...

Page 5: ...hall have the enough capacity to reach the installation height The lifting appliances shall have safe performance The precaution measures include two types Warning and Note Warning It is to alert you there is an optional risk of death or series injury Note It is to alert you there is an optional risk of damage or property loss Warning 1 All installation and operation here should conform to your lo...

Page 6: ... for any problems caused by unauthorized modifications or attempted repair 4 Do not allow other object falling into the device Please make sure there is no metal or inflammable explosive substance in the speed dome The above mentioned objects in the device may result in fire short circuit or damage Please shut down the device and disconnect the power cable if there is water or liquid falling into ...

Page 7: ...It may result in shell transfiguration or paint flake Do not allow the plastic or rubber material to touch the shell for a long time It may result in paint flake It is highly recommended to use the product with a lightning proof device which can realize better lightning proof effect ...

Page 8: ...ts corresponding installation component It shall sustain the 8X weight of the speed dome and its mounting components Please make sure the wall is thick enough to install expansion bolts users need to prepare by themselves It needs to guarantee that the installation height is required to be more than 6m if it is a laser speed dome 1 3 Cable Preparation Please select the min specification requiremen...

Page 9: ...Device Take out the speed dome and refer to Figure 2 1 for its appearance Figure 2 1 Note It is forbidden to make the front part of speed dome face ground when placing the device which is to avoid damaging the front glass lens and other optical components The wrong way of placing the device is shown in Figure 2 2 For some speed domes their wipers are coated with insulation materials Do not scratch...

Page 10: ...3 Figure 2 2 2 3 Reset Button Micro SD Card Slot You can see the reset button and Micro SD card slot on the PTZ mainboard after opening the speed dome cover which is shown in Figure 2 3 Figure 2 3 ...

Page 11: ...ce the Micro SD card press the Micro SD card slightly and it is installed in place when you hear the click sound Note Push the Micro SD card towards the insert direction and the card will pop out automatically 2 4 Install Speed Dome 2 4 1 Speed Dome Cable 2 4 1 1 Cable Description The speed dome is equipped with a multi functional combination cable by default which includes power cable video cable...

Page 12: ... alarm cable network cable high frequency cable and optical fiber cable etc according to the actual requirements and then twine the cable connector with insulated tape to make it waterproof which is shown in Figure 2 6 Note During actual installation make sure the wire diameter of the cable which is to connect to RS485 control cable can t be too big otherwise it will affect the control effect Plea...

Page 13: ...g settings to the alarm input and output device in Setup Event Alarm Setup The alarm input of WEB is corresponding to the alarm input of the user cable It is to set the corresponding NO and NC output according to the high and low level signal generated by alarm input device when alarm triggers Step 4 Set the alarm output situation of user cable on the WEB 2 4 1 4 Connect GND Cable Connect the powe...

Page 14: ...tep 3 Align the flange edge with that of the quick mounting connector push the speed dome into the quick mounting connector which is shown in Figure 2 7 Figure 2 7 Step 4 Connect Speed dome cable and wall cable make sure both are waterproof Please refer to 2 4 1 Speed Dome Cable for more details about cable connection Step 5 Twist three stainless screws into the corresponding screw holes of flange...

Page 15: ...f the screws on the quick mounting connector are firmly tightened the safety buckle is reliably connected and the speed dome is firmly fixed The speed dome installation is completed after confirmation which is shown in Figure 2 9 ...

Page 16: ...9 Figure 2 9 2 4 2 2 Install Device without Quick Mounting Connector Step 1 Fix one end of the safety rope on the speed dome and the other end on the bracket hook which is shown in Figure 2 10 ...

Page 17: ...4 1 Speed Dome Cable for more details about cable connection Step 3 Align the flange edge with that of the bracket push the speed dome into the bracket twist three stainless screws into the corresponding screw holes of the flange and then use inner hex tool to fix three stainless screws which is shown in Figure 2 11 ...

Page 18: ...4 Check if the screws on the bracket are firmly tightened the safety buckle is reliably connected and the speed dome is firmly fixed The speed dome installation is completed after confirmation which is shown in Figure 2 12 ...

Page 19: ...12 Figure 2 12 ...

Page 20: ...13 3 Wall mounted Bracket Installation 3 1 Mounting Component and Dimension The appearance of wall mounted bracket is shown in Figure 3 1 refer to Figure 3 2 for dimension Figure 3 1 ...

Page 21: ...he wall needs to meet the following installation conditions The wall should be thick enough to install expansion bolts The wall shall sustain at least 8x weight of the speed dome bracket and so on 3 2 2 Installation Steps Step 1 As it is shown in Figure 3 3 take the mounting holes of the wall mounted bracket bottom as template mark the punch positions on the wall and then dig holes ...

Page 22: ... dug Step 3 Use four hex nuts and flat gasket to twist the wall mounted bracket into the expansion bolts Step 4 Install the speed dome on the wall mounted bracket which is shown in Figure 3 4 Please refer to 2 4 2 Install Speed Dome for the installation modes of the device ...

Page 23: ...16 Figure 3 4 ...

Page 24: ...point to the earth Open floor cable layout is forbidden In area of strong thunderstorm hit or near high sensitive voltage such as near high voltage transformer substation you need to install additional high power thunder protection device or lightning rod The thunder protection and earth of the outdoor device and cable shall be considered in the building whole thunder protection and conform to you...

Page 25: ...re or GND screw of the speed dome should be reliably connected by several strands of copper wire with no less than 25mm and indoor equipotential GND terminal Please refer to Figure 4 2 for lightningproof installation mode Figure 4 2 ...

Page 26: ...ax transmission distance shall become longer 5 3 The Problem in Practical Use In practical usage we usually adopt star type connection The terminal resistance shall connect to the furthest two devices Such as device 1 and device 15 in Figure 5 1 But this connection way does not conform to RS485 Bus standard When the distances between devices are too long the signal reflection occurs and anti jammi...

Page 27: ...on cable is loose RS485 Bus connection are cut off Modify host or speed dome setup Switch RS485 positive end and negative end Fix connection cable firmly Replace RS485 Bus I can control the speed dome but is not smooth RS485 Bus connection are not good One RS485 bus is off The distance between host and speed dome is too far Parallel connected too much speed domes Connect RS 485 Bus again Replace R...

Page 28: ...298 17 90 88 763 31 232 66 25 97 70 29 78 152 66 46 53 238 53 72 71 610 65 186 13 30 81 42 24 82 127 22 38 78 198 78 60 59 508 87 155 10 35 69 79 21 27 109 04 33 24 170 38 51 93 436 18 132 95 40 61 06 18 61 95 41 29 08 149 08 45 44 381 66 116 33 45 54 28 16 54 84 81 25 85 132 52 40 39 339 25 103 40 50 48 85 14 89 76 33 23 27 119 27 36 35 305 32 93 06 55 44 41 13 54 69 39 21 15 108 42 33 05 277 57 ...

Page 29: ... 450 25 0 1602 0 560 24 24 0 2463 0 600 23 23 0 2827 0 710 22 22 0 3958 0 750 21 0 4417 0 800 20 21 0 5027 0 900 19 20 0 6362 1 000 18 19 0 7854 1 250 16 18 1 2266 1 500 15 1 7663 2 000 12 14 3 1420 2 500 4 9080 3 000 7 0683 Note This manual is for reference only Slight difference may be found in the user interface All the designs and software here are subject to change without prior written notic...

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