Operating instructions
cod. 1592001300
1592001300 XC440C gb r1.0 07.06.2004.doc
rel. 1.0
Page
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HAF: High pressure alarm – fans section: The measurement unit depends on the dEU
parameter. It’s always referred to the set point. When the value SETF+HAF is reached
the HA2 alarm is enabled, (possibly after the AFd delay time).
AFd: Low and High pressure alarms delay – fans section: (0÷255 min) time interval
between the detection of a pressure alarm condition in the fans section and alarm
signalling.
FPr: Number of fans engaged with faulty probe. (0÷#fans).
12.9 Other
tbA Alarm relay silencing: by pushing one of the keypad buttons. no= alarm relay stays on;
yES= alarm relay is switched off by pushing any keys.
oFF Switching ON/OFF enabling from keyboard: (no = disabled; yES = enabled) It permits
the switching ON/OFF of the instrument by pressing the SET key for more than 4s.
Ad1: Compressors address (1 –247) It is used in monitoring system.
Ad2: Fans address (1 –247) It is used in monitoring system.
rEL
Software release for internal use.
Ptb
Parameter table code: readable only.
Pr2
Access to security code protected menu
