Chauvin Arnoux STATOP 4849 Notice De Fonctionnement page 34

6. Press the Scroll key once. " ALm1 " appears in the PV display. This is the action mode selection for
alarm. One of 14 different modes may be selected.
ALm1 00 Process High Alarm
ALm1 01 Process Low Alarm
ALm1 02 Deviation High Alarm
ALm1 03 Deviation Low Alarm
ALm1 04 Inhibited Process High Alarm
ALm1 05 Inhibited Process Low Alarm
ALm1 06 Inhibited Deviation High Alarm
ALm1 07 Inhibited Deviation Low Alarm
ALm1 0 8 Outband Alarm
ALm1 09 Inband Alarm
ALm1 10 Inhibited Outband Alarm
ALm1 11 Inhibited Inband Alarm
ALm1 12 Dwell Timer
Alarm Relay ON as timer counts down
ALm1 13 Dwell Timer
Alarm Relay OFF as timer counts down.
Inhibited alarms ignore the first alarm condition (e.g. on plant start up) but then energise on all subsequent
alarm conditions. For ALm1 12 or 13, refer to § 3.10. for full explanation on Ramp/Dwell functions.
7. Press the Scroll key once. " AHY1 " appears in the PV display. This is Alarm hysteresis.
8. Press the Scroll key once. " CF " appears in the PV display. This indicates the temperature scale the
controller is operating in.
CF 0 degrees Fahrenheit (°F)
CF 1 degrees Celsius (°C)
The modification of this parameter results in the automatic conversion of values in °C to °F (and
reverse).
9. Press the Scroll key once. " rESo " appears in the PV display. This selects the resolution of the
temperature displays.
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