Overview

The YOKOGAWA UM33A-010-10 Digital Indicator is a versatile device designed for process control applications. It features a high-resolution color LCD display, multiple input options, and advanced functionalities for accurate measurement and indication.

Technical Specifications

Display Specifications

• PV Display: 5-digit, 14-segment active color LCD (white/red)
• Character Height: 14.2 mm
• Data Display: 5-digit, 11-segment color LCD (orange)
• Bar Graph Display: 12-segment color LCD (orange)

Universal Input Specifications

• Number of Inputs: 1
• Input Sampling Period: Selectable (50, 100, or 200 ms)
• Burnout Detection: Functional for TC, RTD, and standard signals
• Input Bias Current: 0.05 µA (for TC or RTD)
• Measurement Current (RTD): Approximately 0.16 mA

Input Resistance

• TC or mV Input: 1 MΩ or more
• V Input: About 1 MΩ
• mA Input: About 250 Ω

Allowable Signal Source Resistance

• TC or mV Input: 250 Ω or less
• DC Voltage Input: 2 kΩ or less

Noise Rejection Ratio

• Normal Mode: 40 dB or more (50/60 Hz)
• Common Mode: 120 dB or more (50/60 Hz)

Applicable Standards

• Standards Compliance: JIS/IEC/DIN (ITS-90) for TC and RTD