YOKOGAWA UM331-00 Digital Indicator with Alarms

Overview

The Yokogawa UM331-00 is a compact and versatile digital indicator. It provides clear and accurate process variable readings along with robust alarm functionality. Industrial automation and process control applications often use it to monitor parameters like temperature, pressure, and flow rate.

Key Features

Red/Green PV Display

The indicator features a dual-color LED display. It automatically switches between red and green based on the process variable (PV) and alarm conditions. This provides a visual indication of normal or abnormal operating states.

Alarm Functions

The UM331-00 supports up to four alarm setpoints. This allows flexible configuration of high and low alarm limits. It can also provide relay outputs or communication signals to trigger alarms or initiate other control actions.

Communication

Optional communication interfaces such as MODBUS, PC-Link, and Ladder protocols enable integration with other devices and systems for data acquisition and control.

Accuracy

The indicator offers high accuracy with a 250ms input sampling period and ±0.1% measurement error.

Compact Design

The small footprint of the UM331-00 makes it suitable for space-constrained installations.

User-Friendly

The indicator is easy to configure and operate. It has a clear display and an intuitive user interface.

Technical Specifications

• Display: 4-digit LED display with 11x20mm character height
• Input: Various input types supported, including thermocouples, RTDs, and DC voltage
• Alarm Outputs: Up to 4 alarm outputs (3 standard, 1 optional)
• Power Supply: 15V DC sensor power supply
• Communication: Optional MODBUS, PC-Link, and Ladder protocols
• Dimensions: 96mm (W) x 48mm (H) x 100mm (D)
• Environmental: Operating temperature: 0 to 50°C

Applications

Process Control

The UM331-00 is used to monitor temperature, pressure, and flow rate in industrial processes.

HVAC

It controls temperature and humidity in buildings.

Machine Automation

The indicator monitors process parameters in automated machinery.

Benefits

Improved Process Visibility

The clear and concise display provides operators with real-time information about process conditions.

Enhanced Safety

The alarm functions help to prevent equipment damage and ensure safe operation.

Increased Efficiency

Integration with other systems enables efficient data acquisition and control.

About Us

✨ With 13 years of global supply experience, we bring you exceptional service.

🌍 We directly source authentic licensed products from abroad. This ensures competitive prices, reliable after-sale warranties, and an extensive selection of models backed by ample inventory.

💥 Contact us for orders of more than one product. We will be delighted to offer you a discount.

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🛠️ Need spare parts? Let us know. We’ll gladly assist you further. Your inquiry is eagerly awaited.

📧 Contact Us

• Email: [email protected]
• Business Hours: 24/7
• Address: No.601, Hongwen Liuli, Siming District, Xiamen, China

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