60
[Description]
• These parameters are used to switch ON/OFF of the alarm
latch, the error satus alarm, and the de-energized output
alarm functions for each of Alarm 1, 2 and 3.
• Each function is set to ON by setting the following digit
to “1”:
,
,
Options of alarm 1, 2 and 3 (Setting range: 000 to 111)
Alarm latch (1: use, 0: not use)
Alarm of error status (1: use, 0: not use)
De-energized output alarm (1: use, 0: not use)
• The alarm latch is the function to keep the alarm ON,
once the alarm judgment shows the alarm ON status. To
cancel the alarm latch, follow the instructions below.
• Power off the PXR, and then on.
• Set the alarm latch to OFF.
• Cancel the alarm latch at the alarm latch cancel-
ling parameter.
• Cancel the alarm latch by DI input.
• Cancel the alarm latch via communication.
• The alarm of error status is activated, when the problems
in the table below occur. When using this error status
alarm function, set the alarm types (ALM1, 2 or 3) to
“0”.
Display
Causes
• A break in the thermocouple sensor
• A break in the resistance bulb sensor (RTD) (A)
• The PV reading value exceeds the P-SU by 5%FS or more.
• A break in the resistance bulb sensor (B) or (C)
• The resistance bulb sensor (A-B) or (A-C) is short-circuited.
• The PV reading value is below the P-SL by 5%FS or more.
• A break or a short-circuit in the voltage input line.
ON
OFF
ON
OFF
ON
OFF
Alarm judgment
Alarm relay movement
without de-energizing function
Alarm relay movement
with de-energizing function
• The de-energized output alarm function is used for ener-
gizing or de-energizing the alarm relay to be closed. While
this function is set to ON, when the alarm judgment shows
the ON status, the relay is opened, and when the alarm
judgment shows the OFF status, the relay is closed.
[Note]
• The ON-delay, the alarm latch, and the de-energized out-
put functions can be activated for the error status alarm.
• The alarm lamps (AL1, AL2, AL3) goes on and off ac-
cording to the alarm judgment regardless of the de-ener-
gized output settings.
(Option)
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