Yokogawa EJX930A - Manual (Page 45)

<5. Modbus Communication>
5-14
IM 01C25R05-01EN
5.7.3 Enumeration table list
Table 1 Coil
Code Discription
0x0000 OFF
0xFF00 EXECUTE
Table 2 Status Bytes, Status Bits
Code Discription
0x80000000 00000000 Calibration Flag
0x40000000 00000000 Critical Alarm *1
0x20000000 00000000 (None)
0x10000000 00000000 P outside limit
0x08000000 00000000 (None)
0x04000000 00000000 P over range
0x02000000 00000000 P over range
0x01000000 00000000 (None)
0x00800000 00000000 P outside limit
0x00400000 00000000 SP outside limit
0x00200000 00000000 (None)
0x00100000 00000000 SP over range
0x00080000 00000000 SP over range
0x00040000 00000000 (None)
0x00020000 00000000 SP outside limit
0x00010000 00000000 (None)
0x00008000 00000000 P sensor error *2
0x00004000 00000000 ET outside limit
0x00002000 00000000 (None)
0x00001000 00000000 ET over range
0x00000800 00000000 ET over range
0x00000400 00000000 (None)
0x00000200 00000000 ET outside limit
0x00000100 00000000 OHM outside limit
0x00000080 00000000 CT outside limit
0x00000040 00000000 CT outside limit
0x00000020 00000000 (None)
0x00000010 00000000 (None)
0x00000008 00000000 (None)
0x00000004 00000000 (None)
0x00000002 00000000 (None)
0x00000001 00000000 (None)
0x00000000 80000000 (None)
0x00000000 40000000 CT sensor error *2
0x00000000 20000000 (None)
0x00000000 10000000 Cap EEPROM error *2
0x00000000 08000000 (None)
0x00000000 04000000 (None)
0x00000000 02000000 (None)
0x00000000 01000000 CPU board error *2
0x00000000 00800000 ET sensor error *2
0x00000000 00400000 (None)
0x00000000 00200000 Amp EEPROM error *2
0x00000000 00100000 (None)
0x00000000 00080000 ET module error *2
0x00000000 00040000 (None)
0x00000000 00020000 Write protected
0x00000000 00010000 ET module com error *2
*1: The status indicated as “*2” reflects Critical Alarm bit.
Table 5 Data Quality, Limit Status
Code Discription
bit7-6 00 Bad
01 Poor Accuracy
10 Manual / Fixed
11 Good
bit5-4 00 Not Limited
01 Low Limited
10 High Limited
11 Constant
Table 6 Status group 1
Code Discription
0x80 P sensor error
0x40 (None)
0x20 CT sensor error
0x10 Cap EEPROM error
0x08 (None)
0x04 (None)
0x02 Amp EEPROM error
0x01 (None)
Table 7 Status group 2
Code Discription
0x80 CPU board error
0x40 (None)
0x20 (None)
0x10 (None)
0x08 (None)
0x04 (None)
0x02 (None)
0x01 (None)
Table 8 Status group 3
Code Discription
0x80 P outside limit
0x40 SP outside limit
0x20 CT outside limit
0x10 AT outside limit
0x08 (None)
0x04 (None)
0x02 OHM outside limit
0x01 ET outside limit
Table 9 Status group 4
Code Discription
0x80 P over range
0x40 SP over range
0x20 (None)
0x10 ET over range
0x08 ET module com error
0x04 (None)
0x02 ET sensor error
0x01 ET module error