DNMEB50 16AI-16DI-16DO 4-20MA Current 0-5V/10V/30V Voltage Dry Wet Contact MOS RS485 Relay MEGA2560 R3 Expanding Board for Arduino PLC

1 Working voltage: DC 12V/DC 24V two version

2 Working Current : Standby current (Digital tube OFF) 13MA, Standby current 21MA (Digital tube ON), 1 relay open 38MA... 8 relays open 150MA

3 Rich external expansion resources: 16ch NPN/PNP Digital Input;16ch Dry/Wet contact digital output;16ch current and voltage analog input; RS485 Interface,4bit digital tube, 4 LEDs, 4 Buttons.

4 size 183*122*18mm(Only Board),
188*128*28mm(with Din Rail Box)


5 Weight : 161g(Only Board), 292g(with Din Rail Box)






This is an expansion board based on MEGA2560 R3, and the code(sketch) we provide is only used to test the experimental hardware.
If you need more functionality, write your own code. We do not provide additional code(sketch) and technical support




For more information details, please contact me.




How to use: See video
'' DNMEB50_RS485_Receiving_Sending_DEMO''
'' DNMEB50_Analog_RS485_DEMO''
''DNMEB50_8NPN_8Relay_DEMO''


(You can search for videos on Google)






Note: Eletechsup
DNMEB50 is just an expansion board, it can
not work independently, must be under the control of the MEGA2560 R3 board to work,If you do not have a MEGA2560 R3 board, purchase it separately or purchase a kit with MEGA2560 R3






Rich Onboard Resources
4CH 4-20MA Current Input
4CH 0-100MA Current Input
4CH 0-5V/10V Voltage Input
4CH 0-30V Voltage Input
8CH NPN Digital Input
8CH PNP Digital Input
8CH Relay Output
8CH Mos Output
4CH Button Input
4CH LED Output
4CH Digital Tube
1CH RS485 Interface




Port-------------------MEGA Pin
II1-II4(0-20MA)--------A0-A3
II5-II8(0-100MA)------A4-A7
VI1-VI4(0-10V )------- A8-A11
VI5-VI8(0-30V )--------A12-A15
IN1-IN8(NPN DI )-----6/5/4/3/2/14/15/19
IN9-IN16(PNP DI)-----32/30/28/22/23/24/25/26
CH1-CH8(Relay DO)--41/39/37/35/33/31/29/27
D1-D8(2803 DO)-------43/45/47/49/50/51/52/53






Application examples:




This expansion board is reissued and utilizes the resources of MEGA2560. By writing code for MEGA2560, many useful functions can be achieved:


RS485 Master-Slave
Device
(PLC MCU),
Modbus Protocol Relay
0/4-20MA Current Collection,
0-100MA Current Collection,
0-5V/10V Voltage Collection,
0-30V Voltage Collection,
Motor forward and reverse,
Timing on,
Timing off Switch,


Power-up delay Relay,
Trigger delay
Relay,


Infinite loop delay,
A finite number of cyclic delays,
Power sequencer,


Solar energy/Smart meter


And so on.