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RELAY MODULE 4R-D7 Modbus RTU


RELAY MODULE PK-551

12.26 EUR
12.26 EUR
1.45 EUR
1.45 EUR
PTZ control:  RS-485 / UART TTL  ...  
Protocol:  Modbus RTU  ...  
Transmission speed:  4800 / 9600 / 19200 b/s (default: 9600 b/s)  ...  
Number of inputs:  4 pcs  ...  
Current consumption:  ...  
  • 65 mA,
  • 5 mA - IN input  
    • Number of relay outputs:  4 pcs  1   
    Relay maximal load:  10 A / 250 V AC ,
    10 A / 30 V DC      		10 A (max) @ 28 V DC / 30 V DC / 125 V AC / 250 V AC  
    Output:  4 x NO/NC  1 x NO/NC  
    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  
  • relay inputs triggering by low or high voltage - Set with jumpers,
  • LED indication  
    • Power supply:  7 V ... 24 V DC (power adapter not included)  12 V DC  
    Weight:  0.092 kg  0.017 kg  
    Dimensions:  93  x 91  x 20 mm  50  x 26  x 19 mm  
    Guarantee:  2 years  2 years