Hanna Instruments HI520 - Page 113

113 HI520 Events Management System
FATAL ERRORS
Errors that prevent the controller from operating.
When encountered, restart the controller. If the error persists, contact Hanna Instruments technical support.
Fatal Error
Event
Code
Description
Continue Logging Stop Control
Analog
Output
(AO)
Behavior
Alarm Relay & LED Status LED Hold Relay & LED 0‑20 mA 4‑20 mA
ERROR
_
EEP
_
CTRL 0x00001
EEP interface circuit doesn’t work
correctly
NO YES 0 4
CC CC
On
CC
ERROR
_
EEP
_
AO
_
FC 0x00002
Corrupt AO factory calibration NO YES 0 4
CC CC
On
CC
ERROR
_
EEP
_
PRESSURE
_
FC 0x00010
Corrupt pressure factory
calibration
NO YES 0 4
CC CC
On
CC
ERROR
_
EEP
_
SN 0x00040
Corrupt SN NO YES 0 4
CC CC
On
CC
ERROR
_
5V
_
POWER 0x00200
5V power failure NO YES 0 4
CC CC
On
CC
ERROR
_
AO
_
POWER 0x04000
24V AO power failure NO YES 0 4
CC CC
On
CC