YOKOGAWA Yew 80 Series, User Manual, Page: 11 / 66

2-1
IM 01B04K01-02E
General
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App
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General
The Model SKYD Alarm Unit provides two types of alarms : absolute alarm that is output
after comparison of one input signal with one or two alarm set points, and deviation alarm
that is output after comparison of the deviation between two inputs with two alarm set points.
Direct or reverse alarm action can be selected for each of the alarm output set points. The
front panel is provided with an alarm LED indicator lamp for confirming alarm relay action
(when relay is energized).
The JHT200 Handy Terminal (*1) is used for setting the SKYD parameters.
On the SKYD model with display setter (SKYD-x04), input indication (engineering unit) can
be displayed and alarm set points can be displayed / set on the front panel.
*1: The modular jack conversion adapter (E9786WH) is required for connecting the JHT200 Handy
Terminal to the Alarm Unit.
The 5 pin-connector type communication cable (F9182EE) and modular jack conversion adapter
(E9786WH) is required for connecting the BT200 BRAIN Terminal of YOKOGAWA ELECTRIC
Corporation
F0201.ai
Figure 2-1 External View
Chapter 2 General