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Dahua DH-SD49212I-HC Installation Manual Download Page 24

 

 

17 

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 DH-SD49212I-HC

Page 1: ...eed Dome Installation Manual Version 1 0 3 Questo manuale d istruzione è fornito da trovaprezzi it Scopri tutte le offerte per Dahua SD49212I HC o cerca il tuo prodotto tra le migliori offerte di Videosorveglianza ...

Page 2: ...Distance 2 2 SPEED DOME INSTALLATION 3 2 1 Check Accessories 3 2 2 Open Device 3 2 3 Dial Switch Setup 3 2 3 1 Dial Switch Location and Function 3 2 3 2 DIP Switch Setup 5 2 3 3 Address Setup 5 2 3 4 Baud Rate and Parity Setup 6 2 4 Terminal Matching Resistance Setup 7 2 5 Reset Location and SD Card Installation 8 2 6 Speed Dome Installation 8 2 6 1 Install Quick Mount Connector 9 2 6 2 Speed Dome...

Page 3: ...DOORS 16 4 1 Lightning Protection Indoors 16 5 APPENDIX Ⅱ ABOUT RS485 BUS 18 5 1 RS485 Bus Main Feature 18 5 2 RS485 Bus Transmission Distance 18 5 3 The Problem in Practical Use 18 5 4 RS485 Bus FAQ 19 6 APPENDIX Ⅲ THE AC 24V WIRE DIAMETER AND TRANSMISSION DISTANCE RELATION TABLE 20 7 APPENDIX Ⅳ DC 12V WIRE DIAMETER AND TRANSMISSION DISTANCE RELATION TABLE 21 8 APPENDIX V WIRE GAUGE REFERENCE SHE...

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: ... 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 All installation and operation here should conform to your local electrical safety codes The power shall conform to the requirement in the SELV Safety Extra Low Voltage and the rated voltage conformed to Limited Power ...

Page 6: ...rsonal injury or device damage resulting from opening the shell Please contact your local retailer if there is internal setup or maintenance requirement We are not liable 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 menti...

Page 7: ...aning liquid to clean the shell and then use soft cloth to make it dry Do not use gasoline dope thinner or other chemical material to clean the shell 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 ...

Page 8: ...iling or wall can sustain 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 purchase separately It needs to guarantee the installation height shall be more than 6m if it is the intelligent tracking speed dome or laser speed dome 1 3 Cable Preparation Please select the specification of the needed video cable an...

Page 9: ...ove can be applied to HDCVI speed dome 1 3 2 Select Needed Power Supply Cable According to Transmission Distance Refer to appendix Ⅲ for AC 24V power supply device Refer to appendix Ⅳ for DC 12V power supply device ...

Page 10: ...ce See Figure 2 1 Figure 2 1 2 3 DIP Switch Setup 2 3 1 DIP Switch Location and Function The corresponding functions of dip switch for analog speed dome and HDCVI speed dome are different which will be respectively introduced below 2 3 1 1 Analog Speed Dome Open the rear cover and you can see there is a dial switch on the PTZ mainboard which you can use to set the speed dome address baud rate and ...

Page 11: ... 2 HDCVI Speed Dome Open the rear cover and you can see there is a dial switch on the PTZ mainboard which you can use to set the speed dome address and baud rate Please refer to Figure 2 3 for the location of DIP switch ...

Page 12: ...sed to set speed dome address baud rate and parity When you switch ON as 1 then 1 is the lowest bit and 8 is the highest bit in address setting dip switch for baud rate and parity setting 9 is the lowest bit and 12 is the highest bit Note Please be noted that the speed dome can self adapt to the industrial standard protocol PELCO D and PELCO P the control protocol doesn t need to be set via dip sw...

Page 13: ...1 Analog Speed Dome It is to set speed dome baud rate and parity Bit 9 and 10 are used to set baud rate in the dip bit from 9 to 12 bit 11 and 12 are used to set parity Refer to Figure 2 5 for the label and please refer to Table 2 2 and Table 2 3 for baud rate and parity setup Figure 2 5 9 10 Baud Rate OFF OFF 9600bps ON OFF 4800bps OFF ON 2400bps ON ON 1200bps Table 2 2 11 12 Parity OFF OFF NONE ...

Page 14: ...stance 120Ω already exists on the power board there are two connection modes see Figure 2 7 120Ω 1 2 ON 2 3 OFF Figure 2 7 The factory default setup is shown as in Figure 2 8 Right now the jumper Connection board is on the pin 2 and pin 3 The 120Ω resistance does not connect to the device Figure 2 8 If you want to connect the 120Ω resistance please remove the jumper from the pin 2 and pin 3 and co...

Page 15: ...sed to store data Figure 2 10 2 6 Speed Dome Installation Note The chapter can be applied to IR analog intelligent speed dome and IR network intelligent speed dome and so on There are various types of brackets which can meet different application scenarios for the speed dome please refer to chapter 3 to chapter 8 for the installation methods It is to take analog speed dome wall mounted bracket as ...

Page 16: ...s shown in Figure 2 11 the thread standard is G1 1 2 pipe thread Figure 2 11 2 6 2 Speed Dome Cable 2 6 2 1 Cable Description The camera is equipped with a multi functional combination cable by default which includes power cable video cable audio cable RS485 control cable alarm cable network cable high frequency cable and optical fiber cable etc The cable detail is shown in Figure 2 12 Figure 2 12...

Page 17: ...ubber tape to twine the cable connection well to make it waterproof 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 Please refer to appendix 2 RS485 bus for relevant introduction 2 6 2 3 Alarm Cable Connection The alarm cable connection mode and config steps are shown as...

Page 18: ... situation of user cable on the WEB 2 6 2 4 Connect Speed Dome GND Cable Connect the power line YELLOW GREEN of the combination cable to the lightning protection device and make sure the lightning protection device is well grounded ...

Page 19: ...e the mounting components and mounting modes of the speed dome 3 1 Mounting Component and Dimension The wall mounted bracket is shown in Figure 3 1 refer to Figure 3 2 for its dimension and please refer to Figure 3 3 for the dimension of quick mount connector Figure 3 1 Figure 3 2 ...

Page 20: ...et bottom as a template align the bracket cable outlet hole with the circular hole on the wall draw the punching positions on the wall and dig holes then insert the expansion bolts into the holes which have been just dug expansion bolts are prepared by users themselves Step 2 As it is shown in Figure 3 4 lock the safety buckle well insert the combination cable of the speed dome from the adapter an...

Page 21: ...nected respectively and then use four hex nuts and flat gasket to fix the wall mounted bracket on the wall where expansion bolts are already inserted refer to Figure 3 4 for more details Figure 3 5 Step 4 So far the speed dome installation has been completed which is shown in Figure 3 6 ...

Page 22: ...15 Figure 3 6 ...

Page 23: ...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 your local natio...

Page 24: ...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 25: ...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 26: ...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...

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