YOKOGAWA Daqstation DX2020

Measurement Channels and Alarms
3-9
IM 04L42B01-01E
1
2
3
4
5
6
7
8
9
10
11
12
13
App
Index
  Reset
Alarm ACK
Relay is activated on the next alarm occurrence
Alarm output relay
Alarm 2
Alarm 1
Activated
Alarm
occurrence
Alarm
occurrence
Deactivated
• Hysteresis>MeasCH
 • High/Low
Sets the hysteresis width of the alarm occurrence/release of the high/low limit alarm
specified on measurement channels.
Selectable range: 0.0% to 5.0% of the span or scaling width
 • DeltaHigh/Low
Sets the hysteresis width of the alarm occurrence/release of the difference high/low
limit alarm specified on measurement channels.
Selectable range: 0.0% to 5.0% of the span
• Hysteresis>MathCH(/M1and/PM1options)andExt.CH(/MC1option)
Sets the hysteresis width of the alarm occurrence/release of the high/low limit alarm
specified on computation and external input channels.
Selectable range: 0.0% to 5.0% of the measurement span
3.5SettingtheAuxiliaryAlarmFunction