Yokogawa DO202 2-Wire Dissolved Oxygen Analyzer - Manual (Page 51)

IM 12A00A01-61E
3-46 Foundation Fieldbus
EXA display
E9
E12
E7
E8
E5.1
E4.1
E5.2
E4.2
E16
E20
E21
3-8 Operation of each parameter in failure mode
3-8-1 Operation of each parameter in failure mode PH202
• Following table summarizes the value of EXA parameters when LCd display indicates an Alarm.
error description resource block transducer block transducer block transducer block transducer block transducer block transducer block AI1 (channel = 1) AI2 (channel = 2) AI3 (channel = 3)
BLOCK_ERR DEV_ALARM BLOCK_ERR XD_ERROR PV.status SV.status TV.status OUT.status OUT.status OUT.status
primary value 0x80000000 INPUT_FAILURE MECHANICAL_FAILURE BAD, SENS BAD, SENS_FAIL
exceeds limits _ERR _FAIL
tertiary value 0x40000000 INPUT_FAILURE MECHANICAL_FAILURE BAD, SENS_FAIL BAD, SENS_FAIL
exceeds limits _ERR
temperature 0x20000000 INPUT_FAILURE MECHANICAL_FAILURE BAD, SENS BAD, SENS BAD, SENS_FAIL BAD, SENS_FAIL BAD, SENS_FAIL BAD, SENS_FAIL
sensor open _ERR _FAIL _FAIL
temperature 0x10000000 INPUT_FAILURE MECHANICAL_FAILURE BAD, SENS BAD, SENS BAD, SENS_FAIL BAD, SENS_FAIL BAD, SENS_FAIL BAD, SENS_FAIL
sensor shorted _ERR _FAIL _FAIL
glass impedance 0x08000000 INPUT_FAILURE MECHANICAL_FAILURE BAD, SENS BAD, SENS_FAIL BAD, SENS_FAIL BAD, SENS_FAIL
exceeds high limit _ERR _FAIL
glass impedance 0x04000000 INPUT_FAILURE MECHANICAL_FAILURE BAD, SENS BAD, SENS_FAIL BAD, SENS_FAIL BAD, SENS_FAIL
exceeds low limit _ERR _FAIL
reference impedance 0x02000000 INPUT_FAILURE MECHANICAL_FAILURE BAD, SENS BAD, SENS_FAIL BAD, SENS_FAIL BAD, SENS_FAIL
exceeds high limit _ERR _FAIL
reference impedance 0x01000000 INPUT_FAILURE MECHANICAL_FAILURE BAD, SENS BAD, SENS_FAIL BAD, SENS_FAIL BAD, SENS_FAIL
exceeds low limit _ERR _FAIL
calibration timer expired 0x00800000 NEEDS_MAINT_ BAD, NON BAD, NON BAD, NON_SPECIFIC BAD, NON_SPECIFIC
NOW_ERR _SPECIFIC _SPECIFIC
not used 0x00400000
not used 0x00200000
not used 0x00100000
not used 0x00080000
not used 0x00040000
mismatch between FF 0x00020000 NEEDS_MAINT_ ELECTRONICS_FAILURE BAD, DEV BAD, DEV BAD, DEV_FAIL BAD, DEV_FAIL BAD, DEV_FAIL BAD, DEV_FAIL
interface and EXA NOW_ERR _FAIL _FAIL
parameter
EXA eeprom failure 0x00010000 NEEDS_MAINT_ DATA_INTEGRITY_ERROR BAD, DEV BAD, DEV BAD, DEV_FAIL BAD, DEV_FAIL BAD, DEV_FAIL BAD, DEV_FAIL
NOW_ERR _FAIL _FAIL
FF interface eeprom LOST_STATIC_ERR, 0x00008000 NEEDS_MAINT_ DATA_INTEGRITY_ERROR BAD, DEV BAD, DEV BAD, DEV_FAIL BAD, DEV_FAIL BAD, DEV_FAIL BAD, DEV_FAIL
failure LOST_NV_ERR NOW_ERR _FAIL _FAIL
Hart communication 0x00004000 NEEDS_MAINT_ ELECTRONICS_FAILURE BAD, DEV BAD, DEV BAD, DEV_FAIL BAD, DEV_FAIL BAD, DEV_FAIL BAD, DEV_FAIL
failure NOW_ERR _FAIL _FAIL
EXA checksum error 0x00002000 ELECTRONICS_FAILURE BAD, DEV BAD, DEV BAD, DEV_FAIL BAD, DEV_FAIL BAD, DEV_FAIL BAD, DEV_FAIL
FF interface checksum 0x00001000 _FAIL _FAIL
error
resource block out of OUT_OF_SERVICE_ERR 0x00000800 BAD, NON BAD, NON BAD, NON BAD, NON_SPECIFIC BAD, NON_SPECIFIC BAD, NON_SPECIFIC
service _SPECIFIC _SPECIFIC _SPECIFIC
transducer block out of 0x00000400 OUT_OF_ BAD, OUT BAD, OUT BAD, OUT_OF BAD, NON_SPECIFIC BAD, NON_SPECIFIC BAD, NON_SPECIFIC
service SERVICE_ERR _OF_SERVICE _OF_SERVICE _SERVICE
AI1 out of service 0x00000200 BAD, OUT_OF_SERVICE
AI1 in manual mode 0x00000100
AI1 in simulation mode SIMULATE_ACTIVE_ERR 0x00000080
AI1 not scheduled 0x00000040
AI2 out of service 0x00000020 BAD, OUT_OF_SERVICE
AI2 in manual mode 0x00000010
AI2 in simulation mode SIMULATE_ACTIVE_ERR 0x00000008
AI3 out of service 0x00000004 BAD, OUT_OF_SERVICE
AI3 in manual mode 0x00000002
AI3 in simulation mode SIMULATE_ACTIVE_ERR 0x00000001