Mitsubishi Electric MELSEC iQ-R Series Safety Function Block Reference page 43

List of error codes
o_wDiagCode State name
(Hexadecimal)
C001H Reset Error 1
C002H Reset Error 2
List of status codes (no error)
o_wDiagCode State name
(Hexadecimal)
0000H Idle
8001H Init
8002H Wait for S_EStopIn 1
8003H Wait for Reset 1
8004H Wait for S_EStopIn 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
i_bReset is ON while waiting for i_bS_EStopIn=ON.
i_bReset is ON while waiting for i_bS_EStopIn=ON.
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_EStop_Out: OFF
• o_bError: OFF
Activation is ON. The FB was enabled.
• o_bReady: ON
• o_bS_EStop_Out: OFF
• o_bError: OFF
The safety function is active. (i_bS_StartReset=OFF)
• o_bReady: ON
• o_bS_EStop_Out: OFF
• o_bError: OFF
The safety function is active. i_bS_EStopIn=ON
(i_bS_StartReset=OFF)
• o_bReady: ON
• o_bS_EStop_Out: OFF
• o_bError: OFF
The safety function is active. (i_bS_StartReset=ON)
• o_bReady: ON
• o_bS_EStop_Out: OFF
• o_bError: OFF
The safety function is active.
• o_bReady: ON
• o_bS_EStop_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_EStop_Out: ON
• o_bError: OFF
Action
Set i_bReset to OFF. Check the devices
and wiring related to i_bReset.
Action
Initialize the FB by setting i_bActivate to
ON.
Wait for i_bS_EStopIn=ON.
Wait for a rising trigger of i_bReset.
Wait for i_bS_EStopIn=ON.
Wait for a rising trigger of i_bReset.
None.
4 SAFETY FB SPECIFICATIONS
4.6 M+SF_ESTOP_R
4
41