YASKAWA GA500 series - Page 242

6.3 MEMOBUS/Modbus Communications
242 YASKAWA SIEPC71061753C GA500 Technical Manual
Register No.
(Hex.)
Description
00EA
Fault Description 11
bit 0 TiM [Keypad Time Not Set]
bit 1 bAT [Keypad Battery Low Voltage]
bit 2- D Reserved
bit E SCF [Safety Circuit Fault]
bit F Reserved
00EB - 00ED Reserved
00EE
Fault Description 12
bit 0 - 2 Reserved
bit 3 CP1 [Comparator 1 Limit Fault]
bit 4 CP2 [Comparator 2 Limit Fault]
bit 5 bCE [Bluetooth Communication Fault]
bit 6 - F Reserved
00EF - 00FA Reserved
00FB
Output current
Note:
The unit of display is different for different models.
B001 - B018, 2001 - 2042, and 4001 - 4023: 0.01 A
2056 - 2082, 4031 - 4060: 0.1 A
■ Broadcast Messages
Broadcast messages are available as read-only.
The undefined bit signal in the broadcast operation signal uses the local data signal.
Table 6.17 Broadcast Messages for MEMOBUS/Modbus Communication
Register No.
(Hex.)
Description
0001
Operation signal
bit 0
Run command
1: Run, 0: Stop
bit 1
Reverse run command
1: Reverse, 0: Forward run
bit 2 - 3 Reserved
bit 4
External fault
1: EF0 [Option Card External Fault]
bit 5
Fault Reset
1: Reset command
bit 6 - B Reserved
bit C MFDI terminal S5 input
bit D MFDI terminal S6 input
bit E MFDI terminal S7 input
bit F Reserved
0002 Frequency reference 30000/100%
■ Fault Trace/Fault History Contents
Table 6.18 shows the fault codes that the commands from monitors [U2-xx, U3-xx] read.
Table 6.18 Fault Trace/Fault History Contents
Fault Code
(Hex.)
Name
0002 Uv1 [DC Bus Undervoltage]
0003 Uv2 [Control Power Undervoltage]
Fault Code
(Hex.)
Name
0004 Uv3 [Soft Charge Answerback Fault]
0005 SC [Short Circuit/IGBT Failure]