Honeywell 51202971-312 Analog Input Module

Overview

The Honeywell 51202971-312 Analog Input Module delivers high-precision data acquisition for industrial automation systems. Furthermore, it converts analog signals into digital values rapidly, enabling real-time control and analysis. Designed for robustness, this module supports a broad range of applications requiring accurate voltage or current measurements. Additionally, it integrates seamlessly with Honeywell Series 8 PLCs for consistent and reliable system performance.

Key Features

Input Channels: 8 channels for voltage or current signals.
Input Voltage Range: 0–10 V DC.
Input Current Range: 4–20 mA.
Resolution: 16-bit for precise signal conversion.
Sampling Rate: 1 millisecond per channel for fast response.
Accuracy: ±0.1% of full scale ensures reliable measurements.
Diagnostics: Includes input range checking, broken wire, and sensor shorting detection.
Power Supply: 24 V DC, maximum consumption 0.5 A.
Protection Class: IP20 for safe industrial operation.
Status Indicators: LED indicators for power and fault monitoring.
Isolation Voltage: 1500 V RMS for enhanced safety.

Technical Specifications

Specification	Detail
Manufacturer	Honeywell
Model Number	51202971-312
Product Type	Analog Input Module
Input Channels	8
Voltage Range	0–10 V DC
Current Range	4–20 mA
Input Impedance	100 kΩ (voltage), 250 Ω (current)
Resolution	16-bit
Sampling Rate	1 ms
Accuracy	±0.1% full scale
Operating Temperature	-10°C to +60°C
Storage Temperature	-40°C to +85°C
Operating Humidity	5%–95% RH (non-condensing)
Power Supply	24 V DC
Power Consumption	0.5 A max
Protection Class	IP20
Isolation	1500 V RMS
MTBF	500,000 hours
Shipping Weight	1.2 kg
Country of Manufacture	United States (USA)

Applications

Process Control: Enables precise control of temperature, pressure, and flow systems.
Machine Automation: Provides accurate input signals for automated manufacturing equipment.
Building Automation: Monitors HVAC, lighting, and energy systems efficiently.
Energy Management: Tracks energy usage for optimization and cost reduction.
Transportation Systems: Improves control and monitoring of industrial vehicles or transit systems.