Alarm Function Specifications - YOKOGAWA MuR10000 Manual

12.2 Alarm Function Specifications

Item
Number of alarms
Alarm types
Hysteresis
Display
Alarm relay contact output (optional specifications)
IM 04P01B01-01E
Specifications
Up to four alarms (level) for each measurement channels.
High limit (H), low limit (L), difference high limit (h), difference low limit (l), high limit on rate-of-
change (R), low limit on rate-of-change (r), delay high limit (T), delay low limit (t). The symbol
indicating the alarm is given in parentheses.
Rate-of-change calculation interval of rate-of-change alarms (can be set individually for the high
limit on rate-of-change and low limit on rate-of-change alarms)
Rate-of-change calculation interval = Scan interval × the number of sampled data
where the number of sample data is a value between 1 and 15
Alarm delay time of delay high and low limit alarms (can be set for each channel, common within a
channel)
1 to 3600 s (1 hour)
However, if the alarm delay time setting is not an integer multiple of the scan interval, the alarm
delay time is set to a value that is the first integer multiple of the scan interval exceeding the
delay time setting.
Set a width to the value for detecting alarm occurrence/release (common to all channels and all
levels)
Applied to high limit alarm and low limit alarm.
Hysteresis range: Approx. 0.0% to 1.0% of the recording span (0.1% steps)
Indicates the alarm occurrence status on the display.
Indication for each channel: Displays the alarm type (display precedence: H, L, T, t, h, l, R, and r).
Alarm summary display: Displayed using an icon.
Displays the alarm point mark and status on the bar graph.
Non-hold/hold operation of alarm indication
Turn ON/OFF the indication along with the alarm occurrence/release (non-hold) or hold the
indication until the alarm ACK operation.
See section 12.5
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App
Index
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