Network Parameter Read - Mitsubishi Electric 700 Series Instruction Manual

Message transmission
4.8.3

Network parameter read

With this function, network parameter information of other node is read from network.
Item
Request Not applicable
Offset
Normal
response
Response
Offset
Error
response
<Link status>
b7 b6 b5
Address duplication
<Higher-layer status>
The inverter periodically creates "higher layer status" based on "slave control status of FL remote" and "inverter status". In
addition, the inverter reports the "higher layer status" to the master (FA link layer) periodically.
b15 b14 b13 b12 b11 b10 b9
68
Bit15 to Bit8
+0 Second character
+1 Fourth character
+2 Sixth character
+3 Eighth character
+4 Tenth character
+5 Second character
+6 Fourth character
+7 Sixth character
+8 Eighth character
+9 Tenth character
+10 Second character
+11 Fourth character
+12 Sixth character
+13 Eighth character
+14 Tenth character
+15 First address of area 1
+16 Size of area 1
+17 First address of area 2
+18 Size of area 2
+19 (spare)
+20 (spare)
+21 (spare)
+22 (spare)
+23 Higher-layer status
+24 Refresh cycle permissible time setting
+25 Refresh cycle measured value (present value)
+26 Refresh cycle measured value (maximum value)
+27 Refresh cycle measured value (minimum value)
Bit15 to Bit0
+0 Error code (Refer to page 61)
b4 b3 b2 b1 b0
0 0
Communication invalid is detection
Higher layer operation signal
Common memory data
Common memory setting 0: Uncompleted, 1: Completed
0: Undetected, 1: Detected
b8
Error information
00: NORMAL (Without inverter error)
01: WARNING (Minor fault occurrence)
10, 11: ALARM (Inverter error has occurred)
Operation information
0: STOP (Slave control status of FL remote is not operating)
1: RUN (Slave control status of FL remote is operating)
Data Portion
Bit7 to Bit0
First character
Third character
Character string of "FR-E700" is stored.
Fifth character
In the reset places, space characters
Seventh character
are set.
Ninth character
First character
Third character
Character string of "MELCO" is stored.
Fifth character
In the reset places, space characters
Seventh character
are set.
Ninth character
First character
Third character
Character string of "FR-A7NF" is stored.
Fifth character
In the reset places, space characters
Seventh character
are set.
Ninth character
Token monitoring time
out time
Minimum permissible
clearance
Link status
Protocol
Refresh cycle permissible time
(120% value of the time the token
circulates one ring) of own node.
Measured value (current value,
maximum value, minimum value) of
one cycle of own node.
Node status 0: Disconnect, 1: Participate
0: Normal, 1: Error
0: Invalid, 1: Valid
b7 b6 b5 b4 b3
Not used
Remarks
Node name
Vender name
Manufacturer model name
Always 4 words
Always 16 words
Always 10ms
Always 1.0ms
Refer to the description below.
Always H80
Refer to the description below.
0 to 65535ms
0 to 65535ms
0: Undetected, 1: Detected
b2 b1 b0