Cole-Parmer Circular Chart Recorder PW474 Pressure Accuracy

Description

Product Overview

The Cole-Parmer Circular Chart Recorder PW474 is a precision instrument designed for accurate pressure monitoring in industrial and scientific settings. It features a compact design measuring 7.9 x 7.1 x 3.8 inches and weighs 1.4 pounds, making it portable yet robust. Core specifications include a pressure accuracy of 2% full-scale, switchable chart speeds of 24 hours or 7 days, and a rapid pen response time of less than one second for full-scale deflection. The recorder uses circular charts and operates on a single AA battery, ensuring reliable performance in various applications from laboratory research to field data collection.

Usage

This circular chart recorder is ideal for continuous pressure monitoring in environments such as manufacturing plants, water treatment facilities, and research laboratories. It serves engineers, technicians, and scientists who need dependable data logging for process control, quality assurance, and compliance reporting. Common usage occasions include tracking pressure variations in pipelines, monitoring environmental conditions, and documenting experimental parameters in real-time, providing a permanent analog record for analysis and audits.

Why Choose Us

Cole-Parmer has built a reputation for high-quality instrumentation since 1955, and this recorder reflects that commitment with precise engineering and durable construction. Its competitive advantages include industry-leading pressure accuracy, user-configurable chart speeds, and a fast-response pen that captures data without lag. The device is backed by reliable performance in harsh conditions, ease of maintenance, and compatibility with standard circular charts, ensuring long-term value and minimal downtime for professionals.

Key Features

• High pressure accuracy of 2% full-scale for reliable data integrity
• Switchable chart speeds of 24 hours or 7 days to match monitoring needs
• Fast pen response under one second ensures real-time recording
• Compact and lightweight design for easy portability and installation
• Battery-powered operation with AA battery for flexibility in remote locations

FAQ

What type of battery does this recorder use?

The recorder operates on a single AA battery, providing convenient power for extended use in various settings without requiring external power sources.

How do I change the chart speed?

You can switch between 24-hour and 7-day chart speeds using the designated control on the device, allowing customization based on your data logging requirements.

What is the pressure accuracy range?

It offers a pressure accuracy of 2% full-scale, ensuring precise measurements for critical industrial and scientific applications.

Can I use this recorder in outdoor environments?

Yes, its robust construction and battery operation make it suitable for outdoor use, though it should be protected from extreme weather to maintain accuracy.

How often do I need to replace the chart?

Chart replacement depends on the selected speed; for 24-hour mode, change daily, and for 7-day mode, change weekly to ensure continuous recording.