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RELAY MODULE 4R-D7 Modbus RTU


AHD, HD-CVI, HD-TVI, CVBS CAMERA HAC-HFW1239TU-Z-A-LED-27135-S2 Full-Color - 1080p 2.7 ... 13.5 mm DAHUA

12.29 EUR
12.29 EUR
177.70 EUR
177.70 EUR
PTZ control:  RS-485 / UART TTL  ...  
Protocol:  Modbus RTU  ...  
Standard:  ...  AHD, HD-CVI, HD-TVI, CVBS  
Transmission speed:  4800 / 9600 / 19200 b/s (default: 9600 b/s)  ...  
Sensor:  ...  1/2.8 " Progressive Scan CMOS  
Number of inputs:  4 pcs  ...  
Matrix size:  ...  2.1 Mpx  
Number of relay outputs:  4 pcs  ...  
Relay maximal load:  10 A / 250 V AC ,
10 A / 30 V DC  		...  
Output:  4 x NO/NC  ...  
Resolution:  ...  
  • 1920 x 1080  - 1080p @ AHD / HD-CVI / HD-TVI @ 25 fps,
  • 960 x 576  - 960H @ PAL  
    • Lens:  ...  2.7  ... 13.5 mm  
    Main features:  
  • LED indication
  • The control inputs protected with optocouplers, which allows the use of control signals with voltages in the range of 3.3 V DC ... 30 V DC
  • The UART interface input is adapted to the installation of gold-pins for signals with voltages adapted to the TTL level (3.3 V DC / 5 V DC)
  • Possibility to configure the device address (with saving the settings after a power failure) in the range of 1 - 255 (default address 255)
  • Possibility to set the delay of the relay operation (base unit: 0.1 s, value range: 0.1 s ... 6553.5 s)
  • Protection against reverse polarity of the input voltage  
    		• ...  
    View angle:  ...  
  • 107 ° ... 34  (manufacturer data)
  • 105 ° ... 35  (our tests result)  
    • White light LED illuminator range:  ...  60 m  
    Video output:  ...  AHD / HD-CVI / HD-TVI / CVBS, 1 Vpp / 75 Ω  
    Audio:  ...  
  • Microphone built-in,
  • Audio support via coaxial cable - HD-CVI only  
    • OSD menu:  ...  OSD menu available via DAHUA recorder  
    Main features:  ...  
  • Possibility to turn off the LED illuminator
  • WDR - 130 dB - Wide Dynamic Range
  • 3D-DNR - Digital Noise Reduction
  • BLC/HLC - Back Light / High Light Compensation
  • Auto White Balance
  • AGC - Automatic Gain Control
  • Mirror - Mirror image
  • Privacy zones - max. 8
  • Sharpness - sharper image outlines  
    • "Index of Protection":  ...  IP67  
    Power supply:  7 V ... 24 V DC (power adapter not included)  12 V DC / 850 mA  
    Power consumption:  ...  ≤ 10.2 W  
    Housing:  ...  Compact, Metal  
    Vandal-proof:  ...    
    Color:  ...  White  
    Operation temp:  ...  -30 °C ... 60 °C  
    Weight:  0.092 kg  0.78 kg  
    Dimensions:  93  x 91  x 20 mm  244  x 91  x 91 mm  
    Manufacturer / Brand:  ...  DAHUA  
    Guarantee:  2 years  3 years