Alarm - horiba TW-150 Instruction Manual

Water distribution monitor
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5.14

Alarm

You can activate an alarm when exceeding the specified measurement values for each
measurement item.
Reference
"8.1 Alarm List" (page 148)
The operations and settings for alarms are as follows.
Item
Checking an alarm
You can check the current alarm.
(5.14.1, page 120)
Cancelling an alarm
Forcibly cancels an activated alarm.
(5.14.2, page 120)
Checking the alarm
history
A maximum 511 alarms can be viewed.
(5.14.3, page 121)
Deleting the alarm
history
Deletes the alarm history.
(5.14.4, page 121)
An alarm occurs when a specified value is exceeded for more than a specified period of time.
ALARM TIME
Also, an active alarm will be cancelled if the measurement value settles within a specified
value for more than a specified period of time. However, when performing the washing and the
(5.14.5, page 122)
calibration operation, a counter is reset.
When exceeding the specified measurement value for each measurement item, an alarm
HIGH ALARM
indicating an abnormal sample water is activated.*
(5.14.6, page 123)
(Alarm No. 10, 20, 30, 40, 50, 60, 70)
When falling short of the specified measurement value for each measurement item, an alarm
LOW ALARM
indicating an abnormal sample water is activated.*
(5.14.7, page 124)
(Alarm No. 11, 21, 31, 41, 51, 61, 71)
When exceeding the specified measurement value for each measurement item, an alarm
UNIT HIGH ALARM
indicating an abnormal device status is activated.*
(5.14.8, page 125)
(Alarm No. 12, 22, 32, 42, 52, 62, 72)
When falling short of a specified measurement value for each measurement item, an alarm
UNIT LOW ALARM
indicating an abnormal device status is activated.*
(5.14.9, page 126)
(Alarm No. 13, 23, 33, 43, 53, 63, 73)
*:
Since this device rounds measured and specified values down to the significant digits,
an alarm may not be activated even if it is displaying a measured value with the value
equal to the value specified for the alarm.
Description
5 FUNCTION
119

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