Allen-Bradley 1794-IE4XOE2 Flex I/O Analog Combo Module

Introducing the Allen-Bradley 1794-IE4XOE2 Flex I/O Combination Analog Module

Comprehensive Analog Input Specifications

• Input Channel Configuration: The 1794-IE4XOE2 features four single-ended non-isolated input channels accepting 0-20mA, 4-20mA, 0-10V DC, and ±10V DC signals for maximum field device compatibility.
• Input Resolution: It provides 12-bit resolution for unipolar inputs and 11 bits plus sign for bipolar inputs, storing data in left-justified 16-bit 2's complement format.
• Input Conversion: The module uses successive approximation ADC with 256 μs conversion rate per channel. Step response to 63% reaches 9.4 ms for voltage and 18.2 ms for current.
• Input Accuracy: Absolute accuracy measures 0.20% full scale at 25°C for reliable and repeatable measurements across all input channels.

Precise Analog Output Capabilities

• Output Channel Configuration: Two single-ended non-isolated output channels provide 0-20mA, 4-20mA, 0-10V DC, and ±10V DC signals for driving actuators, valves, and indicators.
• Output Conversion: The module utilizes pulse width modulation (PWM) DAC technology with accuracy of 0.133% full scale at 25°C for voltage outputs and 0.425% for current outputs.
• Output Drive Capability: Voltage outputs support maximum load current of 3 mA, ensuring compatibility with a wide range of analog input devices.
• Output Resolution: The 1794-IE4XOE2 delivers consistent analog output signals with precise control through its 12-bit architecture.

Power and Electrical Requirements

• Supply Voltage: The module requires 24V DC nominal with operating range of 19.2 to 31.2V DC, drawing 70 mA at 24V DC and 20 mA from the FlexBus.
• Power Dissipation: Maximum power dissipation reaches 4 Watts at 31.2V DC with thermal dissipation of 13.6 BTU/hour maximum.
• Input Impedance: Voltage input channels present 100 kΩ impedance while current input channels measure 238 Ω for proper signal termination.
• Noise Rejection: Voltage inputs feature -3 dB at 17 Hz normal mode rejection; current inputs provide -3 dB at 9 Hz and -15.3 dB at 50 Hz.

Physical Characteristics and Mounting

• Compatible Terminal Bases: The 1794-IE4XOE2 works with 1794-TB2, -TB3, -TB3S, -TB3T, and -TB3TS terminal base units providing connection points and backplane interface.
• Compact Dimensions: Measuring just 1.8 x 3.7 x 2.1 inches (46 x 94 x 53 mm), this module minimizes panel space requirements.
• Mounting Options: The unit mounts on standard DIN rails for rapid deployment and easy maintenance in industrial environments.
• Enclosure Type: This open-style enclosure module requires appropriate cabinet protection based on installation environment.

Environmental and Mechanical Ratings

• Temperature Range: Operating temperature spans 0 to 55°C (32 to 131°F) with storage from -40 to 85°C (-40 to 185°F).
• Vibration Resistance: The module withstands 5g vibration at 10 to 500 Hz and 30g operating shock for reliable performance in industrial settings.
• Wire Size: Field wiring connections use wire sizes determined by the installed terminal base specifications.
• Thermal Management: Maximum thermal dissipation of 13.6 BTU/hour requires minimal cooling considerations in typical enclosures.

Frequently Asked Questions (FAQ)

• Is this 1794-IE4XOE2 module brand new and original?
  Yes, we supply only brand new and original Allen-Bradley 1794-IE4XOE2 units with full manufacturer authenticity guaranteed.
• How many inputs and outputs does this module have?
  The 1794-IE4XOE2 features four analog input channels and two analog output channels in a single compact module.
• What signal types does this combination module support?
  Inputs and outputs support 0-20mA, 4-20mA, 0-10V DC, and ±10V DC signals for maximum application flexibility.
• Do you have this item in stock?
  Yes, we maintain stock availability for the 1794-IE4XOE2 module, allowing for immediate processing and quick shipment.
• How quickly can you ship this Flex I/O module?
  We handle shipment within 5 days using trusted carriers like DHL, UPS, or FedEx to ensure timely delivery to your facility.
• What is your return policy for this product?
  We support returns within 30 days for items in original condition, providing you with complete purchasing confidence.
• Which terminal bases work with the 1794-IE4XOE2?
  This module works with 1794-TB2, -TB3, -TB3S, -TB3T, and -TB3TS terminal base units for installation flexibility.
• What is the resolution of this analog module?
  The 1794-IE4XOE2 provides 12-bit resolution for unipolar inputs and 11-bit plus sign for bipolar inputs.

Contact Information Inquiries: sales@nex-auto.com | +86 153 9242 9628
Partner NexAuto Technology Limited: https://www.nex-auto.com/