YOTTACONTROL A-1055S Specifications

I/O Board

DIO Remote Modules，LED indicator，DC Power Supply，8DI/8DO，Source Output，RS-485 (Includes USB convertor to RS-485)

Operation Voltage: 10~30VDC/24VAC
Inputs(Isolation): 8
Outputs: 8*(Source Transistor)
Continuous Current: 10-35VDC(1A)
Communication Baud Rate: 1200~115200bps
Isolation: YES(5000VDC)
Input/Output Operating Frequency: 10HZ
Operation Temperature: -20 to +75 °C
Degree Of Protection: IP20
Interface: RS-485
Channel Independent Configuration: YES

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Specifications

Type	A-1055S
Output	8
Input	8
Power Consumption	Nearly 24VDC 1.28W
Input Power	+10 ~ +30 VDC
Output Type	Source
Input Type	Isolated Digital
Output Rating(max)	10-35VDC /1A
Input Rating (Isolation)	— – Logic level 0: +1 V max. – Logic level 1: +3.5 ~ 30 V
Isolation Voltage	5000 V DC
LED	Yes
Modbus Support	Modbus RTU + Modbus ASCII (EasyPLC Driver included in the suite)

Link to manual

LED Indication

Each of the eight input channels and outputs has a LED to indicate the ON/OFF status.

Also, power status is indicated with an LED.