Allen-Bradley 1734-IE2C: High-Precision Analog Current Input Module

The Allen-Bradley 1734-IE2C delivers exceptional accuracy for analog current measurement applications. This sophisticated two-channel input module provides 16-bit resolution and configurable current ranges for precise process monitoring. It seamlessly integrates with Rockwell Automation's POINT I/O system and Logix controller platforms. Access complete configuration details and wiring diagrams by downloading our comprehensive technical manual. Download Complete Technical Manual Here

Essential Technical Specifications

• Brand & Manufacturer: Allen-Bradley / Rockwell Automation
• Model Number: 1734-IE2C
• Product Series: POINT I/O Analog Modules
• Module Type: 2-Channel Current Input Module
• Input Channels: 2 Single-Ended Non-Isolated
• Current Ranges: 0-20 mA and 4-20 mA Configurable
• Resolution: 16-Bit (0.32 μA per Count)

Measurement Performance & Accuracy

• Absolute Accuracy: 0.1% Full Scale at 25°C
• Accuracy Drift: 30 ppm/°C Temperature Coefficient
• Measurement Range: 0 to 21 mA Full Scale
• Conversion Type: Delta-Sigma ADC Technology
• Data Format: Signed Integer for Direct Processing
• Calibration: Factory Calibrated for Immediate Use
• Overload Protection: Fault Protected to 28.8 Volts DC

Response Time & Filtering Options

• 50 Hz Response: 80 ms Step, 120 ms Module Update
• 60 Hz Response: 70 ms Step, 100 ms Module Update (Default)
• 250 Hz Response: 16 ms Step, 24 ms Module Update
• 500 Hz Response: 8 ms Step, 12 ms Module Update
• Notch Filter: Configurable for Noise Rejection

Electrical & Physical Specifications

• Supply Voltage: 10 to 28.8 Volts DC (24V DC Nominal)
• Current Draw: 75 mA at 5V DC, 10 mA Field Current
• Power Dissipation: 0.6 Watts at 28.8 Volts DC
• Thermal Dissipation: 2.0 BTU/Hour Maximum
• Isolation Voltage: 50 Volts Continuous, 2550V DC Withstand
• Module Dimensions: 56 x 12 x 75.5 mm (2.2 x 0.47 x 2.97 in)
• Module Weight: 0.036 kg (0.08 lbs)

Installation & Compatibility

• Key Switch Position: 3 for Proper Base Compatibility
• Compatible Bases: 1734-TB, TBS, TOP, TOPS Terminal Bases
• Mounting Options: Horizontal or Vertical DIN Rail Mount
• Wire Specification: 22-14 AWG Shielded Copper Wire
• Temperature Rating: 167°F Minimum Wire Rating
• Enclosure Type: Open Style for Panel Protection

System Integration & Networking

• The module works with any POINT I/O communication adapter
• It supports ControlNet, DeviceNet, and EtherNet/IP networks
• Seamless integration with CompactLogix and ControlLogix controllers
• Compatible with all Allen-Bradley controller platforms
• Direct communication with master controllers via industrial protocols

Shipping & Warranty Information

• Each shipment includes one genuine 1734-IE2C analog module
• We deliver worldwide through FedEx, UPS, and DHL express services
• All purchases include comprehensive 12-month warranty coverage

Technical Frequently Asked Questions

• What is the maximum response speed for process monitoring?
• The module achieves 8ms step response and 12ms update rate at 500Hz notch filter setting.
• What wire specifications ensure optimal signal integrity?
• Use 22 to 14 AWG solid or stranded shielded copper wire rated for 167°F or higher.
• How does temperature affect measurement accuracy?
• Accuracy drift is 30 ppm/°C from the 0.1% full scale specification at 25°C reference temperature.
• What controller platforms support this analog module?
• The module integrates with CompactLogix, ControlLogix, and all Allen-Bradley controller families.
• What safety certifications does this module carry?
• It withstands 2550V DC for 60 seconds and provides 50V continuous isolation for operator safety.

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