Yokogawa - Controller & Conditioner



YS1000 Series Single-loop Controllers

YS1000The YS1000 series carries over the superior control performance and reliability of the YS80/YS100 series with a high degree of compatibility, and adds a color LCD and enhanced networking functions to bring you a next-generation single loop controller that's revolutionary in its ease of use.


  • YSS1000 Setting Software
  • Uses a full dot matrix color LCD display for wide variety of screens.
  • Designed with a lightweight, compact case for Greater freedom of instrumentation.
  • Advanced programming tool to reduces engineering costs.
  • Dual CPU and hard manual control for control output backup.
  • Ethernet (Modbus TCP), Modbus, expansion I/O, and peer-to-peer communication to offer a highly scalable system.

UTAdvanced UT55A/UT52A

UT55A-UT52AThe UTAdvanced digital indicating controllers employ easy-to-read, 14-segment large color LCD display, along with navigation keys, thus greatly increasing the monitoring and operating capabilities. A ladder sequence function is included as standard, and it supports open networks such as Ethernet communication.

Advanced Control

  • 8 built-in control functions and algorithms
  • Ladder sequence control
  • Fuzzy logic control


  • Easy-to-read, 14-segment large color LCD display
  • Scrolling text feature for parameters
  • Navigation guide & navigation keys
  • Programmable funciton keys
  • User settable default values
  • Multiple language support (English, Spanish, French, German)
  • Compact design of 65-mm depth


  • Ethernet (Modbus/TCP)
  • RS-485 (Modbus/RTU, peer to peer, coordinated,   PC-Link)
  • Open network (PROFIBUS-DP, CC-Link, DeviceNet)


  • 3 year warranty*1
  • NEMA4*2/IP56 front panel

*1: The 3 year warranty extendes 36 months after shipment from our factory.
*2: Hose-down test only

Application Software

  • LL50A parameters setting software with the ladder program building function (sold seperately)