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Allen-Bradley 1734-IB4 POINT I/O 4-Point Digital Input Module

1. Product Description

The 1734-IB4 is a 4-channel digital DC sinking input module from Allen-Bradley’s POINT I/O series, designed for industrial automation applications. It supports 12/24V DC input signals and is compatible with POINT I/O communication adapters (e.g., 1734-ADN, 1734-AENT) for distributed I/O architectures .

2. Key Features

4-Channel Sinking Inputs – Each channel accepts 12/24V DC signals with a 5 mA input current .
Compact & Modular – DIN rail-mounted with dimensions of 56 × 12 × 75.5 mm, saving panel space .
Wide Voltage Range – Operates at 10–28.8V DC (24V DC nominal) .
LED Status Indicators – Four yellow LEDs provide real-time input status monitoring .
Industrial Durability – Works in -20°C to +55°C environments with 50V continuous isolation .
Low Power Consumption – 1W power dissipation (3.4 BTU/hr) .

3. Technical Specifications

Parameter	Specification
Input Type	4 sinking DC inputs
Input Voltage	10–28.8V DC (24V nominal)
Input Current	2–5 mA (ON state), ≤1.5 mA (OFF state)
Input Impedance	3.6–4.7 kΩ
POINTBus Current	5 mA @ 75V DC
Mounting	DIN rail (35 mm)
Certifications	CE, UL, CSA, RoHS