YOKOGAWA UP35A User Manual

11-11
IM 05P02D41-01EN
Alarm Functions
11
ReleaseofAlarmLatch
The alarm latch function can be cancelled by the user function key, via communication/
ladder program, or by contact input.
Cancelling the alarm latch function cancels all latched alarm outputs.
► Releasebyuserfunctionkey:13.2AssigningFunctiontoUserFunctionKey
► Releasebycontactinput:12.1.1SettingContactInputFunction
► Releaseviacommunication:UTAdvancedSeriesCommunicationInterfaceUser’sManual
PV
Lit Lit
Contact type in the figure above: Energized when an event occurs (factory default).
Alarm hysteresis
Alarm hysteresis
Unlit Unlit
Lit LitUnlit Unlit Unlit
ON ONOFF OFF
ON ON ONOFF OFF
Time
PV high limit
alarm setpoint
PV low limit
alarm setpoint
PV high limit alarm state
PV low limit alarm state
PV high limit alarm output
of latch 1 action
PV low limit alarm output
of latch 2 action
Release order Release order Release order
Release order Release order Release order
OperationofAlarmOutputandDisplayLamp(ALM)
The contact output and display lamp (ALM) are usually output and displayed according
to the setpoint of the alarm type. However, the alarm conditions (operations) of the
normal action, and latch action can be assigned to the contact output and display lamp
(ALM), regardless of the setpoint of the alarm type. (Two operations can be assigned
simultaneously.)
► Displaylampaction:13.1SettingDisplayFunctions
► Contactoutputaction:12.2.1SettingFunctionofContactOutput
11.1SettingAlarmType

YOKOGAWA UP35A Specifications

General

Brand	YOKOGAWA
Model	UP35A
Category	Controller
Language	English