Allen Bradley 1734-IE4S Analog Safety Input Module

The AB 1734-IE4S is a 4-channel analog safety input module from the POINT Guard I/O family, designed to provide precise current signal monitoring in functional safety applications. Supporting 0–20 mA input signals with 12-bit resolution, this compact module delivers accurate, high-integrity signal acquisition for safety-critical processes. It is compatible with TB, TOP, and TOP3 terminal bases for quick installation into distributed safety systems.

Designed for use with safety-rated controllers, the 1734-IE4S complies with SIL and PL safety standards and integrates into EtherNet/IP safety networks via a compatible POINT Guard I/O communication adapter.

Technical Specifications

Model: 1734IE4S
Series: POINT Guard I/O
Type: Analog Safety Input Module
Input Signal Type: Current (0–20 mA)
Number of Analog Inputs: 4
Resolution: 12-bit
Safety Function: Safe signal acquisition for analog process variables
Terminal Base Compatibility: TB, TOP, TOP3
Mounting Type: DIN Rail (35 mm)
Plug Connection Type: POINT I/O keyed plug-in base

Electrical Specifications

Input Signal Range: 0…20 mA
Resolution: 12 bits (1 in 4096)
Input Impedance: Approx. 250 Ω
Isolation Voltage: 50V (tested @ 850V DC for 60s)
Channel Diagnostics: Yes – open circuit, over-range, and short detection
Backplane Current (Typical): 100 mA @ 5V
Power Dissipation: Low power, thermally efficient design
Protection Class: Class 2 circuit per UL 508

Mechanical Specifications

Height: 56 mm
Width: 12 mm
Depth: 75.5 mm
Front Installation Possible: Yes
Mounting Orientation: Vertical preferred
Housing Material: Industrial-grade thermoplastic
Weight: Approx. 45 g

Environmental Specifications

Degree of Protection: IP20
Operating Temperature: 0…55 °C
Storage Temperature: –40…85 °C
Relative Humidity: 5% to 95% non-condensing
Vibration Resistance: 5 g @ 10–500 Hz
Shock Resistance: 30 g operational
Pollution Degree: 2
Enclosure Type Rating: Open-type device

Compliance & Safety Certifications

Safety Ratings:
– SIL 3 (IEC 61508)
– PL e, Cat. 4 (ISO 13849-1)

Certifications: CE, c-UL-us, TÜV, RoHS
Functional Safety Use: Approved for use in safety circuits with GuardLogix or Compact GuardLogix controllers
Standards Met: EN 61131-2, EN 62061, IEC 61010

Protocol & Integration

Protocol Support (via Adapter):
– EtherNet/IP Safety (via 1734-AENTR or 1734-APB with Guard I/O compatibility)
Local Communication: POINTBus backplane
IO-Link Master Support: No
Network Adapter Required: Yes

Key Features & Benefits

✅ 4 x Analog Current Inputs (0–20 mA) – Precision signal acquisition for safety applications

✅ 12-Bit High Resolution – Delivers accurate analog measurement in SIL-rated environments

✅ POINT Guard I/O Architecture – Scalable, modular safety integration for distributed control systems

✅ Integrated Diagnostics Per Channel – Detects wire faults and input status in real-time

✅ DIN Rail Compact Format – Saves valuable panel space in safety I/O installations

📦 Order the Allen Bradley 1734-IE4S from Drive Outlet Megastore

At Drive Outlet Megastore we offer unbeatable Allen Bradley 1734-IE4S prices. This analog safety input module delivers high-precision current monitoring for SIL-compliant systems—perfect for your safety automation needs.

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