Omron SYSMAC CJ1W-AD04U, Operation Manual

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7
Operating Procedure Section 1-3
1-3 Operating Procedure
Follow the procedure outlined below when using a Universal Input Unit.
1-4 Functions Listed by Purpose
Purpose Function Page
Displaying the input signal level in actual units Scaling function P. 35
Generating an alarm when the process value exceeds a low or high limit Process value alarm P. 37
Preventing the alarm output from being output too often if the process
value crosses the high or low limit (H or L) frequently. Alarm hysteresis setting P. 38
Alarm ON delay P. 38
Detecting a disconnected input signal Sensor error detection function P. 36
Set the unit number.
Turn ON the power to the PLC.
Wire the Unit.
Create the I/O tables.
Make the Special I/O Unit DM
Area settings.
Turn ON the PLC's power again.
Use the unit number switch on the front panel of the Unit to set
the unit number.
Turn ON the power to the PLC.
Set the input numbers to be used.
Set the DM Area settings such as the various alarm settings.
Or turn the power to the PLC OFF and ON, or turn ON the
Special I/O Unit Restart Bit.
Installation and Settings
(Perform the following steps when inputs must be adjusted for the connected devices.)
Warm up.
Turn OFF the power to the PLC.
Zero/span adjustment
Zero/span adjustment
Turn ON the power to the PLC.
Ladder program
Read conversion values or write set values by means of
MOV(021) and XFER(070).
Obtain disconnection notifications and error codes.
Operation