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Code
Description
Criteria
Controller
Action
Solution
H84
Safety controller
update required
The safety controller firmware
requires an update
None
• Verify all connections inside of
controller are properly made.
• Verify software version and update if
needed.
• Replace main board if necessary.
H85
Not in safe
position
Attempt to turn on the
electrostatics while the
applicator isn’t in the safe
position.
Stop
• Verify DIO cable connections.
• Verify connected interlocked devices
are functioning.
• Verify all connections inside of
controller are properly made.
• Replace main board if necessary.
H86
No valid
parameters set
Attempt to turn on the
electrostatics without valid
arc detection parameters set.
Stop
• Verify all connections inside of
controller are properly made.
• Verify software version and upgrade
if needed.
• Replace main board if necessary.
H87
Send queue
overflow
Too many message
transmission requests at
the same time.
Stop
• Verify all connections inside of
controller are properly made.
• Replace main board if necessary.
H88
Digital output
type not set
An attempt is made to turn
on the electrostatics when
the digital output type is not
configured.
Stop
H90
Bell controller
communication
error
No response/timeout to
a request. Error report
on command execution.
Response data mismatch
None
H92
Bell 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
Bell controller
update required.
The applicator 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.
Graco CAN Bus Errors
H40
CAN Bus Off
The CAN controller went to bus
off state due to permanent bus
error.
Stop
H41
CAN Error
Passive
The CAN controller went to
error passive state due to
repeated bus errors.
Stop
H42
CAN receive
overflow
CAN messages are arriving too
quickly.
Stop
H43
CAN receive
FIFO overflow
CAN messages arrive faster
than they can be transferred to
the receive queue.
Stop
H44
CAN master not
alive
The CAN master has failed to
rewrite the Remote Operation
Enable DVAR within the
required interval
Stop, Leave
remote
operation
• Verify that parameter P02 on Setup
Screen 2 is set to CAN mode and
parameter P06 on Setup Screen 6 is
correct.
• Verify CAN cable connections.
• Verify that CAN devices are connected
and functioning.
• Replace CAN board, if necessary.
3A3657C
63