Product Details
Overview
The Allen-Bradley 1738-IE4CM12 is a high-precision 4-channel analog input module from the ArmorPoint series. Designed for 24V DC systems, it provides accurate signal acquisition for industrial control and automation applications. Its advanced filtering, notch, and rejection capabilities make it ideal for measuring 4–20 mA or 0–20 mA analog signals with minimal noise interference.
Key Features
-
Channels: 4 single-ended, non-isolated analog inputs
-
Input Voltage: 24V DC nominal
-
Signal Compatibility: Supports standard 4–20 mA and 0–20 mA currents
-
High Accuracy: ±0.1% full-scale at 25°C
-
Stability: 30 ppm/°C current input drift
-
Digital Filtering: Configurable 0–10,000 ms (default 0 ms)
-
Noise Rejection: 120 dB common-mode, -60 dB normal-mode
-
Conversion Type: Sigma-Delta analog-to-digital conversion
-
Input Impedance: 60 Ω
Notch Filter Options
-
60 Hz (default): 15.7 Hz bandwidth
-
50 Hz: 13.1 Hz
-
100 Hz: 26.2 Hz
-
120 Hz: 31.4 Hz
-
200 Hz: 52.4 Hz
-
240 Hz: 62.9 Hz
-
300 Hz: 78.6 Hz
-
400 Hz: 104.8 Hz
-
480 Hz: 125.7 Hz
Technical Specifications
Manufacturer: Allen-Bradley
Brand: Allen-Bradley
Part Number: 1738-IE4CM12
Product Type: ArmorPoint 4-Channel Analog Input Module
Electrical
-
Input Points: 4
-
Input Type: Single-ended, non-isolated
-
Accuracy: ±0.1% FS @ 25°C
-
Accuracy Drift: 30 ppm/°C
-
Conversion Type: Sigma-Delta
-
Input Impedance: 60 Ω
Filter & Rejection
-
Digital Filter: 0–10,000 ms
-
Common Mode Rejection: 120 dB
-
Normal Mode Rejection: -60 dB
-
Notch Frequencies: 50–480 Hz
Environmental & Physical
-
Operating Voltage: 24V DC
-
Mounting: ArmorPoint compatible
-
Weight: Approx. 0.2–0.3 kg (depending on configuration)
Applications
-
Process control systems requiring precise analog measurements
-
Monitoring 4–20 mA current loops in distributed I/O networks
-
Environmental or utility control systems with noise suppression requirements
-
Industrial automation projects where signal integrity is critical
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Essential Motion Control Commands: A Practical Guide for Engineers
Automation engineers often rely on precise position and speed control to drive modern factory machinery. Modern industrial systems, such as Programmable Logic Controllers (PLCs) and Distributed Control Systems (DCS), depend heavily on standardized motion instructions. Mastering these commands ensures operational safety, protects mechanical components, and optimizes cycle times across production lines.
Mastering Modern Industrial Joystick Controls in Heavy Automation
Industrial joysticks play a pivotal role in human-machine interaction across heavy material handling and mobile hydraulics. These tactile controllers translate complex operator movements into precise electrical signals for PLCs, motion controllers, and DCS networks. Consequently, selecting and installing the right joystick architecture ensures operator safety, reduces fatigue, and optimizes equipment performance.
Navigating Industrial Automation Failures: Types, Causes, and Mitigation Strategies
Modern manufacturing relies heavily on automated control systems to maximize throughput and maintain product quality. However, unplanned downtime in industrial automation can cost facility operators thousands of dollars per hour. Understanding how programmable logic controllers (PLCs), distributed control systems (DCS), and field instrumentation fail empowers engineering teams to implement robust preventive maintenance strategies.