Mitsubishi Electric MELSEC iQ-R Series Safety Function Block Reference page 39

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List of status codes (no error)
o_wDiagCode
State name
(Hexadecimal)
0000H
Idle
8001H
Init
8002H
Wait for S_ESPE_In 1
8003H
Wait for Reset 1
8004H
Wait for S_ESPE_In 2
8005H
Wait for Reset 2
8000H
Safety Output Enabled
WARNING
Please do the above actions when the FB detects an error or is in an unexpected state. However, when the situation is still not corrected, please check the
following.
• A failure in safety devices and emergency stop devices
• Wiring and status of a safety remote I/O module and a safety programmable controller
• Programming logic, the memory allocation of safety devices, and the connections of safety FB variables
• Setting of i_bS_StartReset and i_bS_AutoReset
Description, output setting
The FB is not active. (Initial state)
All outputs are set to OFF. Set o_wDiagCode to 0.
• o_bReady: OFF
• o_bS_ESPE_Out: OFF
• o_bError: OFF
Activation is ON. The FB was enabled.
• o_bReady: ON
• o_bS_ESPE_Out: OFF
• o_bError: OFF
The safety function is active. (i_bS_StartReset=OFF)
• o_bReady: ON
• o_bS_ESPE_Out: OFF
• o_bError: OFF
Activation is ON. i_bS_ESPE_In=ON (i_bS_StartReset=OFF)
• o_bReady: ON
• o_bS_ESPE_Out: OFF
• o_bError: OFF
The safety function is active. (i_bS_StartReset=ON)
• o_bReady: ON
• o_bS_ESPE_Out: OFF
• o_bError: OFF
The safety function is active. i_bS_ESPE_In=ON
• o_bReady: ON
• o_bS_ESPE_Out: OFF
• o_bError: OFF
The safety function is not active. The safety input and the safety
output is ON.
• o_bReady: ON
• o_bS_ESPE_Out: ON
• o_bError: OFF
Action
Initialize the FB by setting i_bActivate to
ON.
Wait for i_bS_ESPE_In=ON.
Wait for a rising trigger of i_bReset.
Wait for i_bS_ESPE_In=ON.
Wait for a rising trigger of i_bReset.
None.
4 SAFETY FB SPECIFICATIONS
4.5 M+SF_ESPE_R
4
37

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