Basic Instructions
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Precautions during programming
The ST and ST/ instructions start from the bus line.
Y10
X0
The OT instruction cannot start directly from the bus line.
Y10
The OT instruction can be used consecutively.
Y10
X0
Y11
Y12
Some input devices, such as emergency stop switches, usually have a Form B (normally closed) contact.
When an emergency stop switch with a Form B contact is programmed, be sure to use the ST instruction.