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RELAY MODULE 4R-D7 Modbus RTU

12.14 EUR
12.14 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  
Number of relay outputs:  4 pcs  
Relay maximal load:  10 A / 250 V AC ,
10 A / 30 V DC  
Output:  4 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  
  • Power supply:  7 V ... 24 V DC (power adapter not included)  
    Weight:  0.092 kg  
    Dimensions:  93  x 91  x 20 mm  
    Guarantee:  2 years