Watlow CPC400 Manual de usuario Pagina 148

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Chapter 5: Menu and Parameter Reference CPC400 Series User’s Guide
134 Watlow Anafaze Doc. 0600-2900-2000
Alarm Status
Indicates whether an alarm is active. Table 5.19 shows the
bit to set or read for each alarm. This parameter is avail-
able only for serial communications and LogicPro pro-
grams. See Bit-Wise Values on page 78 for information on
reading or setting this parameter.
Values: Not active (0) or active (1)
Modbus Address (Loops 1 to 9): 40392 to 40400
Parameter Number: 23
LogicPro Driver: Database
LogicPro Address (Loops 1 to 9): 23.1 to 23.9
Table 5.19 Bit Positions for Alarm Status and
Alarm Acknowledge
Ambient Sensor Reading
This read-only parameter indicates the temperature mea-
sured by the cold-junction compensation sensor located
near the analog input terminal block.
This parameter is available only for serial communications
and LogicPro programs.
Values: Temperature in tenths of a degree Fahrenheit. To
convert to Celsius, use the formula °C = 5/9(°F - 32).
Modbus Address: 40579
Parameter Number: 34
LogicPro Driver: Database
LogicPro Address: 34.1
Analog Input
Indicates the value measured by the sensor after filtering
and scaling. This parameter is read-only.
Alarm Bit
Low Deviation Alarm Third
High Deviation Alarm Fourth
Alarm Low Fifth
Alarm High Sixth
Thermocouple Reversed Seventh
Thermocouple Shorted Eighth
Thermocouple Open Ninth
RTD Open Tenth
RTD Shorted Eleventh
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