Module 8 Analogue inputs Voltage measurement 0-10V Current measurement 0-20mA RS485 Modbus RTU
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Modbus RTU Analog Input 8CH (B) - Industrial module for precise measurement of analogue signals
Operating principle
The module is equipped with 8 independent analogue inputs, each of which can be configured to measure voltage or current.
- The mode of operation is physically set by jumpers on the module board.
- The gain of the input signal is configured by software via the RS485 interface.
Supported measurement ranges:
- For voltage: 0-10V(set by default), 2-10V
- For current: 0-20mA, 4-20mA

Internal design

Technical specifications
- Number of channels: 8 analogue inputs
- Configurable input modes: voltage or current (jumperselectable )
- Resolution: 12-bit
- Data refresh rate: 25Hz
- Communication interface: RS485
- Protocol: Modbus RTU
- Baud rate: 4800, 9600, 19200, 38400, 57600, 115200, 128000, 256000 bps
- Addressing: 1~255 (network capability with multiple devices)
- Power supply: DC 7~36V
- LED indicators: Power and communication status
- Galvanic isolation of power supply and signal
- TVS (Transient Voltage Suppressor)
- Self-resetting fuse
- Overvoltage and ESD protection
- Mounting: housing suitable for mounting on DIN 35mm rail
- Dimensions: 121 × 72 × 34 mm
Set contents
- Modbus RTU Analog Input 8CH (B) ×1
- Power supply terminal adapter ×1
- Configuration jumpers (10 pieces)
Matching power supply: ORD-PSU-12V2A-5.5-2.1-EU




