Weidmüller PMX420 Série Mode D'emploi page 18

Maximum/Minimumrecallfunction
PGM and Å recalls the minimum value for  s. PGM and ì recalls the
minimum value for  s. Release the PGM key first for reliable operation.
To reset either value press ENT while it is still on display.
Clearingtrippedalarms
You can acknowledge a tripped alarm by simply pressing the key for
that channel.
SirenandGroupalarms
Channel four has two additional alarm types:
• Siren alarm, which you clear by acknowledging all tripped alarms
• Group alarm, which will only clear when you have acknowledged
all tripped alarms and all the trip conditions have cleared (and are
outside the deadband)
Displayingthealarmsetpoints
To check a setpoint, simply press the key for that alarm.
If the display shows A4=S or A4=g when you press the alarm channel
four button, you know it is set up as a siren or group alarm.
Adjustingthealarmsetpoints
To change a setpoint, press the PGM key while the value is still on
display. You will then be able to change the value using the arrows and
save the change using the ENT key. Note that setpoint security must
disabled for this to work.
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