Product Specification: X20AI4622 Analog Input Module

1. General Information

• Manufacturer: B&R Industrial Automation

• Part Number: X20AI4622

• Alternative Model: X20cAI4622 (Conformal Coating Version)

• Product Type: 4-Channel Universal Analog Input Module

• Product Series: B&R X20 Distributed I/O System

• Certification: CE, UKCA, ATEX, cULus, KC

• Product Status: Mass production active, fully supported

2. Product Overview

3. Technical Specifications

3.1 Analog Input Parameters

• Number of Channels: 4 isolated differential analog inputs

• Configurable Signal Type: Voltage / Current (software selectable per channel)

• Voltage Input Range: ±10 VDC

• Current Input Range: 0…20 mA, 4…20 mA

• Resolution: 13-bit (including sign bit)

• Total Conversion Time: 400 µs for all 4 channels

• Input Impedance:

  Voltage mode: 20 MΩ

  Current mode: 100 Ω

• Input Filter: 3rd order low-pass filter, cutoff frequency configurable

• Overvoltage Protection: ±30 V maximum

• Overcurrent Protection: 50 mA maximum

• Common Mode Voltage Range: ±12 VDC

3.2 Accuracy Performance (25°C Ambient)

• Full scale gain error: ±0.1%

• Offset error: ±0.05%

• Full scale gain error: ±0.1%

• Offset error: ±0.05%

3.3 Electrical Characteristics

• System Bus Interface: X20 backplane bus

• Power Consumption:

  Bus power: 0.01 W

  Internal I/O power: 1.1 W

• Isolation: Galvanic isolation between field side, logic circuit and backplane bus

3.4 Physical and Environmental Parameters

• Form Factor: Standard X20 slice modular design

• Module Width: 12.5 mm

• Mounting Method: Installed on X20 bus base module, DIN rail mounting compatible

• Matching Bus Base: X20BM11

• Matching Terminal Block: X20TB12 (12-pin)

• Operating Temperature:

  Horizontal installation: -25°C ~ +60°C

  Vertical installation: -25°C ~ +50°C

• Storage Temperature: -40°C ~ +85°C

• Relative Humidity: 5% ~ 95% RH, non-condensing

• Vibration and Shock: Compliant with IEC 60068 industrial standard

• Protection Grade: IP20 (front panel)

3.5 Indication and Diagnosis

• Channel Status LED: 4 individual LEDs for each input channel status

• Module Status LED: Power, run and fault state indication

• Diagnostic Functions:

  Module running and error self-diagnosis

  Overvoltage and overcurrent fault detection

  Wire break detection under current input mode

  Real-time monitoring of channel signal status

4. Key Features

• Four independent universal analog input channels, saving cabinet installation space

• Software configurable voltage/current mode per channel, flexible for various sensors

• 13-bit high resolution ensures stable and accurate signal acquisition

• Configurable low-pass filter effectively suppresses industrial electromagnetic interference

• Complete overvoltage, overcurrent and wire break protection functions

• Galvanic isolation design improves system anti-interference and safety

• Support hot swap, convenient for on-site maintenance and replacement

• Compatible with ATEX hazardous area application requirements

• Perfectly matched with B&R Automation Studio for unified configuration and programming

5. Typical Applications

• Process automation: Acquisition of pressure, temperature, flow and liquid level transmitter signals

• Packaging, textile and material handling machinery analog signal monitoring

• HVAC and industrial building automation system sensor collection

• Water treatment and environmental protection equipment analog signal acquisition

• Automated test bench and measurement system data collection

• Chemical, pharmaceutical and other hazardous area on-site signal monitoring

6. Compatibility

• Compatible System: All B&R X20 series PLC and controller platforms

• Supporting Base Module: X20BM11 standard bus base module

• Supporting Terminal Block: X20TB12 12-pin screw terminal block

• Programming Software: B&R Automation Studio full configuration and programming support

7. Reliability and After-sales Support

• Industrial design for 24-hour continuous long-term operation

• Follow B&R official standard warranty policy

• Product in continuous mass production, long-term technical support and spare parts supply available

• Built-in rich diagnosis functions, convenient for rapid fault location and on-site maintenance