Modbus RTU Analog Input 4 Channels

• Support Analog Devices to Modbus RTU 
• Support 4 Analog Inputs
• 16 bits Resolution
• 3 Models to cover various applications
  AI-140-16 : 4~20mA x 2 Channels + 0~10V x 2 Channels
  AI-140-16A : 4~20mA x 4 Channels
  AI-140-16V : 0~10V x 4 Channels

System

• RAM : 64KB Internal SRAM

• ROM : 256K bytes Flash ROM

• Watchdog : Built in H/W Watchdog timer

Serial Port

• Port : RS-485 x 1 Port (2-pin Terminal Block)

• Speed : 300 bps ~ 115.2 Kbps

• Parity : None

• Data Bit : 8

• Stop Bit : 1

• RS-485 : Data+ , Data-

• Built–in : RS-485 pull high / low Terminal Resistor

• Protection : 485 Surge Protection

• Built in 15KV ESD protection for all signals

Power

• Power Input support DC Jack and Terminal Block

LED

Analog Input

• Resolution : 16 bits

• Input numbers : 4 channels.

• Input Impedance:

Voltage: 1.33M Ohm

Current: 120 Ohm

• Channels: to be assigned on order.

        4~20mA x2 + 0~10V x2

or 4~20mA x4 Channels

or 0~10V x 4 Channels

• Accuracy: mA +-0.5%, V +- 1%.

Regulatory Approval

• FCC Part15 Class A

• CE EN55022 Class A, EN55024

• RoHS Compliance

Warranty

Warranty period : 1 year.

Environment

                         Storage: -10°C ~ 85°C (-14°F ~ 185°F)

• Humidity : Operating: 10% ~ 95% non-condensing

                   Storage: 5% ~ 95% non-condensing

• Dimension: 110 * 90 * 26 mm ( W * D * H )

• Weight : 95 gm

Software features

• Modbus: Convert Analog signal to Modbus protocol            

• Support Modbus RTU Slave

• OS Supported : Win 2000/2003/XP/Vista/Win 7/Win 8

• Configuration : Window Utility

Product Image:

click above photo to get large view.

Data Sheet:

AI-140-16-Modbus_DataSheet_201910a.pdf

User's Manual:

AI-140-16-Modbus_UserManual_202001a.pdf

modbus-rtu-protocol-for-4ai-hiresolution_4ch.pdf 

Drivers:

upon request.