Operating Procedure; Functions Listed By Purpose - Omron SYSMAC CJ1W-AD04U Operation Manual

Operating Procedure

1-3 Operating Procedure
Turn ON the PLC's power again.
1-4

Functions Listed by Purpose

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