Mitsubishi Electric MELSEC Q Series Programming Manual page 95

3 START-UP PROCEDURES
(b) Following settings in safety signal module is Intelligent Function Module
Detailed Setting.
• Error Time Output Mode
• I/O Response Time
• Control PLC
POINT
If the Error Time Output Mode of safety signal module is not set to "Clear", "Safety
observation error (error code: 34)" will occur at the system's power supply ON or
after 24-hour continuous operation.
: "Clear"
: "10ms"
: "PLC No.1"
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