43-TV-25-35 GLO Iss.4 Dec 06 UK 67A5E01001767-04Power up• Time Period - (Only available when the Alarm Type is set to Rate Up or Rate Down).Enter (in seconds) how long the signal is allowed to deviate, at the specified deviationlevel, before an alarm is triggered.• Tag - Enter a tag or name to identify this alarm. Up to 17 characters.• Allow Change - If activated this will allow quick configuration changes to this alarmlevel from the Alarms > Configure button on the Main Menu.This does not change the original setup.• Relays Out - Select and choose which Relay Output(s) is triggered by this alarm (onthis pen only). The Fixed button will use the common relay output on the power board(24V relay). (Common relay output is not available for the SIREC D200 recorder).• Latched - A latched alarm will maintain in its active state until the trigger source hasreturned to a non-alarm state and the alarm has been acknowledged. A latched alarmwill continue to flash, if an alarm marker or pen pointer is displayed, until it is acknowl-edged and in a non-alarm state. See “Acknowledging Alarms” on page 251 AReflash option is available to keep the alarm flashing whilst in an alarm state even afterit has been acknowledged. See Reflash.• Change Log - Toggles On and Off. Select this to change the Log speed when an alarmoccurs. The Log rate changes when alarm is active and stays at the alarm rate for aslong as the alarm is active then returns to the normal logging rate. Set up the new alarmlogging rate in Alarm Rate in “Logging Menu” on page 64.• Mark Chart - Toggles On and Off. Selecting On will place a Mark on the Chart withautomated messages when the alarm becomes active. From the position of the Markon Chart the chart background colour will change to show it is in an alarm state.• Email Alarm - Enable this to send an email when any alarm is triggered on this pen.This function is a firmware option that is activated from the Factory menu >“Credits” on page 92.• Recipients - Only available when email has been enabled. Select your recipients fromthe list provided. Email addresses and Server names must be entered in “Email” onpage 76.• Hysteresis - (not available for Deviation). Toggles On and Off. When this is activated,you can set a tolerance level for an alarm. It allows a specified percentage value of thespan of the scale to be added to the alarm level.• Hyst Level % - (not available for Deviation alarm). Enter as a percentage of the span ofthe scale. This is how much tolerance the signal can have past the set alarm activationpoint until the alarm is de-activated. The example in Figure 4.5 shows the alarm acti-vating at 40% which is the set low alarm level. The alarm is not de-activated until thesignal is at 50%, which is 10% past the set alarm level. So the Hyst Level % would beset to 10%. Reverse the process for a high alarm.• Damping - Toggles On and Off. Damping is a time delay that works going into alarmonly. When switched On, the alarm level must be breached for a specific period of timebefore an alarm is triggered.• Damping Time - Set the amount of Damping time in seconds• Reflash - Toggles On and Off. Activate this to re-enable an active alarm that has beenacknowledged. Set the Reflash Time.• Reflash Time - Only enabled when Reflash is active. Set the time period after the alarmhas been acknowledged for the alarm to reflash if it is still in an alarm state.When the setup is complete go back to the Pen # menu and complete the pen setup.