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R421B16 16 channels DC 12V RS485 Relay Module Modbus RTU 485 Remote Control Switch Board For PLC PTZ Camera Motor

R421B16 16 channels DC 12V RS485 Relay Module Modbus RTU 485 Remote Control Switch Board For PLC PTZ Camera Motor

  • Model: R421B16
  • Availability: In stock
  • Weight: 0.22Kg
US$25.99
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Product Name: 16 CH DC 12V RS485 Relay Module Modbus RTU 485 Remote Control Switch Board For PLC PTZ Camera Motor
 
 
Package inlcuded:
1 x DC 12V 16-Channels RS485 Modb us RTU Relay Module
 
 
Description:
 
1: DC 12V power supply.
 
2: Standby current (all relays closed) 11MA, 1 relay open 39MA, 2 relays open 67MA, 3 relays open 95MA,4 relays open 121MA,5 relays open 147MA,6 relays open 173MA, 7 relays open 198MA,8 relays open 223MA...
 
3: ''open'' ''close'' ''Momentary'' ''Self-locking'' ''Interlock'' ''Delay'' 6 Commands
 
4: MODBUS RTU command
 
5: Under the ''Delay'' command ,the maximum delay is 255 seconds
 
6 MODBUS commands can be made serial HyperTerminal (serial assistant) OR ''Modbus Poll'' Enter.
 
7 Under the MODBUS command mode, it can support up to 64 devices in parallel
 
8 Size: 168 * 65 * 19mm
 
9 Weight: 218g
 
10 Maximum load: 10A / 250VAC, 10A / 125VAC, 10A / 30VDC, 10A / 28VDC, 10A / 12VDC
 
 
For more information, please contact me
 
Application
 
Automated industry PLC
Smart Home,Home Automation ,Wiser Home;
PTC Camera
Security Monitoring
Identification system;
Motor FW & BW
​LED
 
Typical applications:

MODBUS RTU command mode (HEX), you can control a variety of ways: Serial Hyper Terminal Control (need to manually add the CRC), Modbus Poll software control (software automatically add the CRC), PLC or MCU process control

 

 

 

Wiring Diagram:

 

1 DC 12V control circuit,Wiring diagram below. ''LOAD'' may be camera,LED lights, fans, motors and other DC 12V equipment

 
 
 
 
2 DC 1-110V OR AC 85-265V control circuit,Wiring diagram below(Note:If not DC 12V load, need another DC 12V power supply). ''LOAD'' may be LED lights, fans, motors Lights, fluorescent lights, solar water heaters and other DC AC equipmen
 

 

 
Test Software(We offer a demo video):
Serial HyperTerminal:
 
Modbus Poll
 
 
 

 

 

 

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* Delivery Time.
We need 1-2 days to process your order before shipping.There are two shipping methoed. Fast Delivery: The delivery time for US, European countries the delivery will take 3-5 days.Slow Delivery: The delivery time for US, European countries the delivery will take 10-15 days.
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* Lost Package Policy.
If a package did not arrive in 4 weeks after the shipping date, then this package is treated as Lost. In this case a new package will be shipped to the customer provided we are able to give the same items as those purchased by the customer. If we are not able to provide the same items to substitute the lost ones we will either propose to the customer similar items or refund their cost as it will be mutually agree with the customer. If one or more items neither the same nor similar are available to be shipped, the customer can request to cancel the order entirely, thus the total cost of the order including shipping and handling cost will be fully refunded.

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