Operating Procedure - Omron CJ1W-AD041-V1 Manual

Operating Procedure

3-2 Operating Procedure
Installation and Settings
1,2,3...
Offset and Gain Adjustment
1,2,3...
Operation
1,2,3...
Follow the procedure outlined below when using Analog Input Units.
1. Set the operation mode to normal mode.
Set the DIP switch on the front panel of the Unit, or set the operation mode
in DM word m+18, to normal mode.
2. Set the voltage/current switch at the back of the terminal block.
3. Use the unit number switches on the front panel of the Unit to set the unit
number.
4. Wire the Unit.
5. Turn ON the power to the PLC.
6. Create the Input tables.
7. Make the Special Input Unit DM Area settings.
• Set the input numbers to be used.
• Set the input signal ranges.
• Set the number of mean processing samplings.
• Conversion period and resolution
8. Turn the power to the PLC OFF and ON, or turn ON the Special I/O Unit
Restart Bit.
When the input for the connected devices needs to be calibrated, follow the
procedures in Offset Gain Adjustment below. Otherwise, skip to Operation
below.
1. Set the operation mode to adjustment mode.
Set the DIP switch on the front panel of the Unit, or set the operation mode
in DM word m+18, to adjustment mode.
2. Set the voltage/current switch at the back of the terminal block.
3. Turn ON the power to the PLC.
Be sure to set the PLC to PROGRAM mode.
4. Adjust the offset and gain.
5. Turn OFF the power to the PLC.
6. Set the operation mode to normal mode.
Set the DIP switch on the front panel of the Unit, or set the operation mode
in DM word m+18, to normal mode.
1. Turn ON the power to the PLC.
2. Ladder program
• Read conversion values or write set values by means of MOV(021)
and XFER(070).
• Specify the peak hold function.
• Obtain disconnection notifications and error codes.
Section 3-2
85