The Yokogawa UM33A-000-11 is a Compact Digital Indicator from the UM series. Unlike the UT controllers, the UM series is primarily designed for measurement and monitoring, not for control. This model is a basic, cost-effective solution for displaying process variables from a standard analog signal.
Detailed Specifications Table
Category Specification
Model Code UM33A-000-11
Input Type Universal Analog Input
• Default: 4 to 20 mA DC (can often be switched to other ranges like 0-20mA or 0-10V via internal DIP switches or simple scaling)
Display • Type: Red LED
• Digits: 4-digit
• Size: Compact, 1/8 DIN (24mm x 48mm)
Function Indicator (Digital Panel Meter) - Measurement and display only. No control capability.
Alarm Output -11: 1 point of Relay Output
• Type: SPST (Single Pole, Single Throw)
• Contact Rating: Typically 250V AC, 3A (resistive load)
• Function: One alarm function (e.g., High or Low limit)
Power Supply 100 to 240 V AC, 50/60 Hz (Standard for this series)
Power Consumption Approx. 3 VA max
Accuracy ±0.2% of span ±1 digit
Sampling Period Approx. 500 ms
Control Action None (This is an indicator, not a controller)
Electrical Isolation Between input, output, and power supply.
Ambient Temperature 0 to 50°C (32 to 122°F)
Ambient Humidity 5 to 95% RH (non-condensing)
Installation • Panel Cutout: 22.5 x 45.5 mm
• Standard: 1/8 DIN (24mm x 48mm)
Weight Approx. 100 g