Allen-Bradley | 1734-IE8C | POINT I/O

Product Description: Allen-Bradley 1734-IE8C

The Allen-Bradley 1734-IE8C is an 8-channel analog input module in the POINT I/O series, designed for receiving current signals from field devices such as transmitters, sensors, and flow meters. It supports industry-standard 4–20 mA current ranges and delivers high-resolution, accurate signal processing in a compact, modular form factor. The module is ideal for applications requiring scalable, high-density analog current input.

Key Features

• 8 individually configurable analog current input channels
• Supports standard 4–20 mA current input signals
• High-resolution 16-bit analog-to-digital conversion
• Channel diagnostics include under-range, over-range, and open-circuit detection
• Compact footprint for high-density applications
• LED indicators for module status and fault monitoring
• Seamless integration with Logix-based control systems

Technical Specifications

• Number of Inputs: 8
• Input Type: Current (source-type devices)
• Input Range: 4–20 mA
• Resolution: 16 bits
• Accuracy: ±0.1% of full scale (typical)
• Input Impedance: 250 Ω internal (no external resistor required)
• Isolation Voltage: 50V (field to system)
• Backplane Current Draw: 75 mA at 5V DC
• Operating Temperature: 0°C to 55°C
• Dimensions (HxWxD): approx. 75 x 12 x 55 mm
• Mounting: DIN rail with compatible POINT I/O terminal base (e.g., 1734-TB, 1734-TOP)

Application Areas

• Analog current signal monitoring in process industries
• Temperature, pressure, and flow transmitter integration
• Water/wastewater treatment systems
• Food and beverage processing lines
• Distributed automation systems requiring high channel count

Advantages

• Compact 8-channel design saves panel space and cost
• Accurate and stable signal acquisition for process-critical inputs
• Diagnostic capabilities reduce troubleshooting time
• Designed for seamless use in POINT I/O and Logix platforms
• Flexible and scalable I/O configuration for distributed architectures