Mitsubishi Electric 800 Series Instruction Manual page 708

Ready bit status selection (Pr.349, N240)
 To select the error reset operation at inverter failure
• The status of Ready bit in communication data can be selected when a communication option (FR-A8ND, FR-A8NF, or FR-
A8NL) is installed.
• An error reset command from a communication option can be invalidated in the External operation mode or the PU
operation mode.
• The status of Ready bit is selectable.
Pr.
Communication reset
349 selection/Ready bit status

selection
Communication reset
N010

selection
N240 Ready bit status selection


The setting is available only when a communication option is installed.
Ready bit status selection (P.N240)
The status of Ready bit in communication data can be selected.
Setting value
Pr.349 N010 N240
0 0 0
1 1 0
100 0 1
101 1 1

When either the external 24 V power supply or the control circuit power supply is ON.
• FR-A8ND
Class 0x29 Instance 1
Attribute
Access Name
ID
9 Get Ready
• FR-A8NF
Inverter status monitor
Bit Signal name
14 READY signal
Name Initial value
0
0
0
Communication reset selection
NET operation
mode
Reset enabled
Reset enabled
Reset enabled
Reset enabled
Number
Data Initial
of data
type value
bytes
BOOL 1 1
Pr.349 = "0, 1"
N240 = "0"
Reset cancel
Pr.349 = "100, 101"
N240 = "1"
Setting range
Error reset is enabled independently of
0, 100
operation mode.
Error reset is enabled in the Network operation
1, 101
mode.
Enables the error reset function in any operation
0
mode.
Enables the error reset function only in the
1
Network operation mode.
0 The status of Ready bit in communication data
can be selected when a communication option
1
is installed.
Description
Other than NET
operation mode
Reset enabled Ready bit: ON
Reset disabled Ready bit: ON
Reset enabled Ready bit: ON
Reset disabled Ready bit: ON
Range
0 Other than the below
Pr.349 = "0, 1"
N240 = "0"
1
Pr.349 = "100, 101"
N240 = "1"
Description
0: During an inverter reset / during startup after power-ON.
1: During normal operation
0: RY signal is OFF
1: RY signal is ON
Function
Ready bit status selection
Main circuit: Main circuit:
power-ON power-OFF
Ready bit: ON
Ready bit: ON
Ready bit: OFF
Ready bit: OFF
Description
During stop / during acceleration /
during constant speed operation /
during deceleration / during reverse
rotation deceleration
During stop while the RY signal is ON /
during acceleration / during constant
speed operation / during deceleration /
during reverse rotation deceleration
APPENDIX

707