The Yokogawa ACM11 is a Signal Conditioner / Isolator Module from the UTAdvanced series (also marketed as the UT55A series). It is specifically designed as a current-to-current isolator and converter.
Key Parameters / Specifications
Parameter Description
Manufacturer Yokogawa Electric Corporation
Model Number ACM11 (Common full model: UT55A-ACM11, with suffixes for variants)
Product Line UTAdvanced / UT55A Series
Type Signal Conditioner, Current Isolator, Repeater
Input Signal 4 to 20 mA DC (2-wire transmitter)
Output Signal 4 to 20 mA DC
Isolation 3-way Isolation between Input, Output, and Power Supply
Power Supply 20 - 260 V DC, 90 - 260 V AC (47 - 63 Hz)
Accuracy ±0.1% of span (typical)
Load Resistance Output Load: 0 - 550 Ω (at 24V DC power supply)
Response Time < 150 ms
Operating Temperature -20 to +65 °C
Mounting Plug-in module for UT55A or UTAdvanced base units
Key Features - High accuracy and stability
- 3-way isolation for system safety
- Wide-range power supply operation
- LED indicators for power and signal status
- Easy installation and calibration