1734-IE2I | Allen-Bradley | POINT I/O Isolated Analog Input Module

Overview

The Allen-Bradley 1734-IE2I is a two-channel isolated analog input module from the POINT I/O family, designed for applications requiring accurate and noise-resistant analog signal measurement.
Its isolated design prevents signal interference and ensures high reliability in distributed control architectures.
This module is ideal for capturing analog data such as current or voltage signals in compact automation systems.

Technical Specifications

• Manufacturer: Allen-Bradley (Rockwell Automation)

• Model / Part Number: 1734-IE2I

• Product Type: Isolated Analog Input Module

• Product Series: POINT I/O

Electrical Characteristics

• Input Type: Isolated analog inputs

• Number of Inputs: 2 channels

• Signal Types Supported: Voltage or current

• Voltage Input Range: ±10 V DC

• Current Input Range: 0–20 mA or 4–20 mA

• Resolution: 16 bits

• Accuracy: ±0.1% of full scale typical

• Conversion Method: Delta-Sigma

• Input Impedance: 250 Ω (current), 1 MΩ (voltage)

• POINTBus Current: 75 mA @ 5 V DC

• Power Dissipation: 1.5 W max

• Thermal Dissipation: 5.1 BTU/hr

Mechanical Characteristics

• Dimensions (H × W × D): 75.5 × 12 × 56 mm (2.97 × 0.47 × 2.2 in)

• Weight: Approx. 30 g (0.07 lb)

• Mounting: DIN Rail (EN 60715)

• Terminal Type: Removable Terminal Block (1734-TOP or 1734-TOP3)

• LED Indicators: Module status and channel diagnostics

Environmental Ratings

• Operating Temperature: 0°C to +55°C (32°F to 131°F)

• Storage Temperature: −40°C to +85°C (−40°F to 185°F)

• Humidity: 5–95% non-condensing

• Vibration: 5 g @ 10–500 Hz

• Isolation Voltage: Channel-to-channel and channel-to-system isolation

Key Features

• High-resolution 16-bit conversion for accurate analog signal acquisition

• Channel-to-channel isolation prevents cross-talk and ground loops

• Compact design ideal for distributed I/O applications

• Simple wiring with removable terminal blocks

• LED status indicators for quick diagnostics

• Full compatibility with POINT I/O system architecture

Applications

The 1734-IE2I module is used in process automation, factory control, and machine monitoring systems where precise analog measurement is essential.
Typical applications include temperature monitoring, pressure and flow sensing, or current-loop feedback control in compact distributed systems.

FAQ

Q: What input types does the 1734-IE2I support?
A: It supports both voltage (±10V DC) and current (0–20 mA or 4–20 mA) signals.

Q: Are the channels on this module isolated?
A: Yes, each channel is individually isolated for superior noise immunity.

Q: What terminal blocks are compatible with this module?
A: It works with 1734-TOP and 1734-TOP3 terminal blocks.

Q: Can it be used with standard POINT I/O adapters?
A: Yes, it is fully compatible with 1734-AENT and 1734-AENTR Ethernet adapters.