Omron CRT1 - 10-2009, Operation Manual

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Temperature Input Unit Functions
Section 11-6
11-6-11 Off-wire Detection
Description
If the input sensor is disconnected, the Disconnected Line Detection Flag for
each channel is turned ON.
The Disconnected Line Detection Flag is included in "Temperature Data Sta-
tus Flag".
When an off-wire condition is detected, the value of AD conversion data is set
to 7FFF hex (7FFF FFFF when 1/100 Display Mode is being used). When the
input returns to a value within the range that can be converted, the Off-wire
Detection function will automatically be turned OFF, and normal data conver-
sion will resume.
11-6-12 Last Maintenance Date
Description
The last maintenance date can be set within the Unit for the Unit and for each
of the connected devices. This enables the user to easily determine the next
maintenance date. The date can be set using the CX-Integrator.
Setting Using CX-Integrator
■
Setting the last maintenance date in the Unit
1,2,3... 1. Turn ON the power supply to the Temperature Input Unit.
2. Double-click the icon of the Temperature Input Unit to be set in the Network
Configuration Window or right-click the icon and select
Parameter - Edit .
The Configuration Window will be displayed.
3. Click the General Tab, and select a date in the Last Maintenance Date
Field. (To enter the current date, select Today from the bottom of the pull-
down menu.)
4. Click the Transfer [PC to Unit] Button to download the data, and then click
the Reset Button to reset the Unit.
5. Click the OK Button and exit the window.
■
Setting the Last Maintenance Date for a Connected Device
1,2,3... 1. Turn ON the power supply to the Temperature Input Unit.