Mitsubishi Electric NZ2GFSS2 32D S1 User Manual page 44

Operation mode and state transition
The following describes the state transition and transition conditions of the safety remote I/O module.
(6) Moderate error status
g
(7) Major error status
*1 When a moderate error or major error has occurred, the state is changed into an error state.
■Operation mode/state
No. Mode/state
(1) Power supply OFF state
(2) Initial processing state
(3) Unit test mode
(4) Standby mode
(5) Safety operation mode
(6) Moderate error state
(7) Major error state
■Transition condition
Symbol Transition condition
a When the module is powered on
When the station number setting switch  10 is set to TEST and the station number setting switch  1 is set to 0 in the power supply OFF state
b
c When the initial processing is completed successfully
d When Safety module enabled flag (address: 1005H) is on and the safety communication with the master station is established
For Safety module enabled flag (address: 1005H), refer to the following.
Page 194 Safety module enabled flag
e When the safety communication is disconnected
f When a moderate error has occurred
g When a major error has occurred
h When a parameter data error is eliminated. For parameter data errors, refer to the following.
Page 138 List of Error Codes
To switch the operation mode/state from the unit test mode, moderate error state, or major error state, power
off and on the module.
3 SPECIFICATIONS
42
3.3 Function List
(1) Power supply OFF state
a
(2) Initial processing state
f
g
c
h
f
*1
(4) Standby mode
g
d e
f
g
(5) Safety operation mode
Description
The power supply is not turned on. Change the station number using the station number setting switch or wire the module
at this state.
Page 48 INSTALLATION AND WIRING
The initial processing is performed at this state. When the mode is changed to this mode, the LEDs (PW LED, RUN LED,
MODE LED, D LINK LED, SAFETY LED, ERR. LED, and I/O LED) turn on for a moment.
The unit test is performed at this state.
Page 126 Unit Test
The safety functions of the safety remote I/O module do not operate at this state. Set parameters in this mode.
Page 68 VARIOUS SETTINGS
The safety functions of the safety remote I/O module operate at this state.
A moderate error has occurred.
A major error has occurred.
b
(3) Unit test mode
*1