Mitsubishi Electric MELSEC iQ-R Series Safety Function Block Reference page 35

List of error codes
o_wDiagCode State name
(Hexadecimal)
C001H Reset Error 1
C002H Reset Error 2
C010H Operation Error 1
C020H Operation Error 2
C030H Operation Error 3
C040H Operation Error 4
List of status codes (no error)
o_wDiagCode State name
(Hexadecimal)
0000H Idle
8004H Basic Operation Mode
8005H Safe Operation Mode
8006H Position 1
8007H Position 3
8000H Position 2
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_AutoReset
Description, output setting
Static i_bReset signal detected in state C020H.
Static i_bReset signal detected in state C040H.
Enable switch not in position 1 during activation of
i_bS_SafetyActive.
Enable switch in position 1 after C010H.
Enable switch in position 2 after position 3.
Enable switch not in position 2 after C030H.
Description, output setting
The FB is not active. (Initial state)
• o_bReady: OFF
• o_bS_EnableSw_Out: OFF
• o_bError: OFF
Safe operation mode is not active.
• o_bReady: ON
• o_bS_EnableSw_Out: OFF
• o_bError: OFF
Safe operation mode is active.
• o_bReady: ON
• o_bS_EnableSw_Out: OFF
• o_bError: OFF
Safe operation mode is active and the enable switch is in
position 1.
• o_bReady: ON
• o_bS_EnableSw_Out: OFF
• o_bError: OFF
Safe operation mode is active and the enable switch is in
position 3.
• o_bReady: ON
• o_bS_EnableSw_Out: OFF
• o_bError: OFF
Safe operation mode is active and the enable switch is in
position 2.
• o_bReady: ON
• o_bS_EnableSw_Out: ON
• o_bError: OFF
Action
Set i_bReset to OFF.
Check the wiring and devices related to
i_bReset signal.
Set i_bS_SafetyActive to OFF.
Set the switch to position 1, and set
i_bS_SafetyActive to OFF.
Set the switch to position 1, and set
i_bS_SafetyActive to OFF or set
i_bReset to ON.
Action
Initialize the FB by setting i_bActivate to
ON.
Activate the safe operation mode by
setting i_bS_SafetyActive to ON.
Set the switch to position 1.
Check a failure of the enable switch,
wiring, and state of the safety remote I/O
module.
Set the switch to position 2.
Set the switch to position 1, or
i_bS_SafetyActive to OFF.
None.
4 SAFETY FB SPECIFICATIONS
4.4 M+SF_ENBLSW_R
4
33