GSI Group 890-00583, Руководство пользователя

Страница: 42 / 90

Chapter 7: Configuring a 4 - 20mA Zone Type
Figure 7-3 Graph showing a zone in an alert state followed by a 10 second recovery time
TEMPERA TURE
RECO VERY TIME = 10 SECONDS
TIME
(SECONDS)
ALERT 2
HIGH ALERT
THRESHOLD
INDOOR
T° READING
LOW ALERT
THRESHOLD
10 20 30 40 50 60
8 SECONDS
BELOW HIGH
THRESHOLD
ALERT 1 NO ALERT
RECOGNITION TIME = 0 SECONDS
14 SECONDS BEL OW
HIGH THRESHOLD
ALERT 1 IS
RESET AFTER
10 SECONDS
HIGH T° SETTING
LOW T° S ETTING
10 SECONDS
Resetting the Daily Minimum and Maximum
The system monitors and constantly updates the minimum and maximum values reached within a 24 hour
period. The time of the recorded minimum and maximum values is displayed. After 24 hours, the values
are reset and the monitoring starts anew.
In status mode, under the General tab in the zone you are configuring, click on the Reset min/max .
The information beside the Max 24h and Min 24h buttons is reset.
Selecting the Unit of Measure
Selecting the correct units of measure for the input facilitates the reading of alert thresholds at a glance.
1. In edit mode, under the General tab, click on the edit field next to the Unit button.
2. Select the units of measure to display according to the input connected to the zone.
Entering the Minimum and Maximum Values for an Input
1. In edit mode, under the General tab, click in the edit field next to the Min button.
2. Enter the minimum value measured by your input using the keypad.
3. Click in the edit field next to the Max button.
4. Enter the maximum value measured by your input using the keypad.
42 895–00677 Agri-Alert 128 Touch