The Yokogawa UT55A-001-10-00 is a 96x96mm Square Digital Indicating Controller from the UTAdvanced series. This model is designed as a highly versatile, universal controller for complex process control and monitoring tasks, offering a larger display and more advanced functionality than the 48x48mm UT35A models.
Detailed Specifications Table
Category Specification
Model Code UT55A-001-10-00
Input Type Universal Analog Input (Software-Selectable)
• DC Current: 4 to 20 mA, 0 to 20 mA, etc.
• DC Voltage: 0 to 5V, 1 to 5V, 0 to 10V, etc.
*Note: Thermocouple and RTD inputs are available on other UT55A variants (e.g., -NNN-), but not on this -001- model.*
Display • Type: High-brightness Red LED (Standard)
• Size: Large format (96x96mm)
• Primary Display (PV): 4-digit, 0.8" height
• Secondary Display (SV): 4-digit, 0.8" height
Control Output 1 -10-: Relay Output 1
• Type: SPST-NO (Single Pole, Single Throw - Normally Open)
• Contact Rating: 250V AC, 3A (resistive load)
• Function: Typically used as the main control output.
Control/Alarm Output 2 -10-: Relay Output 2
• Type: SPST-NO (Same specifications as Output 1)
• Function: Can be configured as a second control output or, more commonly, as a programmable alarm.
Communication -00: None (Standard)
• This base model has no communication port. Optional communication cards (e.g., for RS-485, Ethernet) can often be installed in the field or ordered as a different variant.
Power Supply 100 to 240 V AC (+10%, -15%), 50/60 Hz (Standard)
Power Consumption Approx. 10 VA max
Accuracy ±0.1% of span ±1 digit (Superior accuracy compared to UT35A series)
Sampling Period 100 ms
Control Action ON/OFF, Standard PID, 2-PID (with auto-tuning)
Electrical Isolation • Input: Photocoupler isolation
• Output Relays: Between coil and contact
• Power: Between power supply and all other terminals
Ambient Temperature 0 to 50°C (32 to 122°F)
Ambient Humidity 5 to 95% RH (non-condensing)
Installation • Panel Cutout: 92x92 mm
• Panel Thickness: 1 to 10 mm (0.04" to 0.39")
• Standard: DIN 96x96mm
Weight Approx. 400 g