How can I select models to replace the old YS80 and YS100 series with the YS1000 series?

If a YS1360, YS136, YS1500, YS150, YS1700, or YS170 instruments fails, the YS110 Standby Manual Station can be used to output a 4 to 20 mA signal to the control valve actuator instead of the instruments.

The YS131 Indicator with Alarm was discontinued on 1/01/2008. The YS1000 Series is a replacement product.

The YS1310 Indicator with Alarms is an input indicator that has alarms with two inputs. Two loops can be displayed simultaneously. A high limit alarm, low limit alarm, high-high limit alarm, and low-low limit alarm can be generated for each of the two inputs, and the AND connection or OR connection of arbitrary alarms can be output from a total of 6 contacts.

YS135 Auto/Manual Station for SV setting

The YS1350 is a manual setter that allows for manually outputting setting signals to controllers and the like. The YS1360 is a manual setter that allows for manually outputting operation signals to operation terminals.

YS136 Auto/Manual Station for MV setting

YS150 Single-loop Multifunction Controller

The YS1500 Indicating Controller incorporates fundamental control functions required for PID control. Necessary functions can be selected in accordance with the user's purpose.

The YS170 Single-loop Programmable Controller was discontinued on 1/01/2008. The YS1000 Series is a replacement product.

The YS1700 Programmable Indicating Controller can be tailored for various applications by running a user program, and offers high reliability thanks to Yokogawa's proprietary technology, user friendliness, and expandability.

It is a highly reliable YS80 series auxiliary units with abundant operation results since its release in 1981.

The Style R and Style S models have completely interchangeable I/O specifications, terminal arrays and shapes. They can be replaced with the latest devices just by replacing the internal instruments, leaving the wiring intact.