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Code
Description
Criteria
Controller
Action
Solution
Internal Controller Errors
H20
Controller
mainboard
voltage
tolerance
Onboard generated voltage is
out of tolerance
None
H21
Controller
mainboard
voltage failure
24V supply drops below 21V.
Remark: No error code is
displayed
Shutdown
• Verify all connections inside of
controller are properly made.
• Verify power source is good.
• Replace 24VDC board or power board
if necessary.
H24
Memory
contents invalid
Magic number doesn't match
expected value
Initialize
defaults
H25
Memory write
timeout
Writing to EEPROM takes
longer than 10ms
None
• Verify all connections inside of
controller are properly made.
• Replace main board if necessary.
H26
Memory
shutdown error
Data to be written at power off
hasn't been properly saved to
the EEPROM
None
• Do not turn off controller so quickly
after making setting changes.
• Verify all connections inside of
controller are properly made.
• Replace main board if necessary.
H27
Memory verify
failure
Verification of the data written
to the EEPROM failed
None
• Verify all connections inside of
controller are properly made.
• Replace main board if necessary.
H80
Safety controller
communication
Error
No response/timeout to
a request. Error report
on command execution.
Response data mismatch
Stop
H81
Safety controller
self-test failure
The self-test performed by the
safety controller detected an
error
Stop
H82
Safety controller
not alive
Heartbeat message timeout
Stop
H90
Gun controller
communication
error
No response/timeout to
a request. Error report
on command execution.
Response data mismatch
None
H92
Gun controller
not alive
Heartbeat message timeout
Stop
• Verify all connections inside of
controller are properly made.
• Verify software version and upgrade
if needed.
• Replace main board if necessary.
H94
Gun controller
update required.
The gun controller firmware
requests an update.
None
• Verify the software version and
update.
H95
Invalid applicator
type detected
The incorrect power supply is
connected to the controller
Stop
• Verify that the power supply is meant
to be used with this controller.
333266D
49