Double-click the PCH instruction to display the following dialog box. In the following dialog box, specify each of the settings.

For details on the special I/O of the LT, refer to the following.
 31.5 Controlling External I/O with LT
31.5 Controlling External I/O with LT

| Setting | Operand | Description | Setting Range | 
|---|---|---|---|
| CH | S1 | Specify the channel number to assign the pulse catch input of the parameter. Check that the pulse catch input is started for the channel number specified here. | CH1 - CH4 | 
| D1: Instruction Status | D1 | Specify the integer variable for storing the status of instruction execution. | Integer variable only |