Allen Bradley 1794-IE8 Flex 8 Point Analog Input Module

Product Description

The 1794-IE8 Flex 8-Point Analog Input Module from Allen-Bradley is a versatile and compact solution for distributed I/O systems. Designed as part of the FLEX I/O family, it provides precise analog signal measurement and seamless integration into PLC-based automation architectures.

Technical Specifications

• Model Number / Order Code: 1794-IE8

• Type: Flex 8-Point Analog Input Module

• Manufacturer: Allen-Bradley (Rockwell Automation)

• Condition: Brand New

• System Compatibility: PLC (Programmable Logic Controller)

• Product Range: FLEX I/O System

• Weight: 0.12 kg

• Dimensions: 9.3 × 5 × 5.5 cm

• HS Code: 8537101190

• Origin: USA

• MOQ: 1 unit

• Lifecycle Status: Discontinued (June 30, 2016)

• Lead Time: In stock (legacy support availability)

• Signal Types Supported: 0–20 mA, 4–20 mA, ±10 VDC, 0–10 VDC

• Resolution: 12-bit (unipolar), 11-bit + sign (bipolar)

• Conversion Rate: 256 μs across all channels

• Accuracy: ±0.20% full scale at 25°C

• Drift: 0.00428%/°C (voltage), 0.00407%/°C (current)

• Power Supply: 10.5–31.2 VDC

• Terminal Base Compatibility: 1794-TB2, 1794-TB3

• Mounting Options: DIN rail or panel mounting

• Operating Temperature Range: -20°C to +55°C

• Vibration Resistance: Up to 5g (10–500 Hz)

• Special Features: Removal and Insertion Under Power (RIUP), conformal coating option

Key Features

• Eight analog input channels for flexible signal acquisition

• High accuracy and fast conversion rate for precise process control

• Compact design for space-efficient installation

• RIUP capability allows maintenance without system shutdown

• Rugged construction with vibration and temperature resistance

• Direct sensor wiring eliminates the need for additional terminal strips

• Compatible with FLEX I/O communication adapters (Ethernet, ControlNet, Remote I/O)

Application Scenarios

• Process industries requiring precise analog signal measurement

• Distributed I/O architectures in manufacturing automation

• Harsh industrial environments needing vibration-resistant modules

• Legacy systems requiring continued support for FLEX I/O modules

FAQ

Q: What signals can the 1794-IE8 measure? A: It supports current (0–20 mA, 4–20 mA) and voltage (±10 VDC, 0–10 VDC) inputs.

Q: Is the module still in production? A: No, it was discontinued on June 30, 2016, but remains available as legacy stock.

Q: Can the module be maintained without shutting down the system? A: Yes, it supports RIUP (Removal and Insertion Under Power).