Operation
90
Modline 5
described below.
Upon Sensor Turn On
If the Sensor has not been powered for 15 minutes or more, a Calibration Check will be performed after
the unit is powered and warmed up and stabilized, approximately 15 to 20 minutes after powering on.
Automatically
A Calibrate Check can be initiated every 168 hours using the Sensor Auto Calibrate HOUR function. An
OFF setting is also available. If the OFF is selected, Manual Calibrate Checks must be initiated every at
least every 168 hours.
Manually
Initiate a Manual Calibrate Check using the Sensor Rear Panel Keypad or Modline 5 accessory.
Accessories include the Model DPM Panel Meter, Model MSI multiple sensor interface, ModView
software or an RS-485 communication command.
Series 56 Manual and Automatic (HOUR Function) Initiated Calibration Check Summary
Calibration Check Initiation
Alarm
Condition
Display
RS485 and 20mA
Temperature Outputs
Manually Initiated Calibration Check
with Self Calibration, if required.
It is not recommended to perform a Manual
check more once than every 24 hours.
Alarms Off
Note 1
CAL
(Sensor, ModView,
DPM, MSI)
Last Temperature
reading held
HOUR Parameter (168 Hours or OFF)
User Selected Time Interval 168 hours only.
(Factory default setting = 168)
OFF
User must perform Manual Cal every 168
hours or less.
Alarms Off
Note 1
CAL
(Sensor, ModView,
DPM, MSI)
Last Temperature
reading held
The Calibrate Check function will not operate with Sensor Alarms X107, X106, X105,
X104, X103, X101. A Detector Hot or Cold alarm must be off for at least 15 minutes
before a Cal Check can be initiated. See Section 5.12
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