ACC4100 Diesel Air Compressor Controller User Manual Page 16 of 52
No.
Type
Description
19
Flexible Sensor 1~4 Open
When controller detects sensor is open, and action type is selected
“Warning”, it issues warning signal.
20
Flexible Sensor 1~4 High
When controller detects sensor value is above pre-set upper limit of
warning values, it issues warning signal.
21
Flexible Sensor 1~4 Low
When controller detects sensor value is below pre-set lower limit of
warning values, it issues warning signal.
22
Input 1~5 Warn
When digital input port is configured to “Warning”, and when it is
active, it issues corresponding input warning signal.
23
End of Mandate Time
When controller time reaches mandate time, and mandate time due
action is selected “Warning”, it issues warning signal.
24
Oil Filter Time Over
When timing method is set to
“Unit Running Time”, maintenance
timing is due, and action type is selected “Warning”, it issues
warning signal.
When timing method is set to “Real Time Clock”, maintenance
countdown goes to 0, and action type is selected “Warning”, it
issues warning signal.
25
Oil Separator Time Over
26
Air Filter Time Over
27
Lubrication Time Over
28
Engine Oil Filter Over
29
Engine Fuel Filter Over
30
Engine Lubrication Over
31
Maintenance 8 Over
32
Maintenance 9 Over
33
Maintenance 10 Over
6.2
SHUTDOWNS
When controller detects shutdown alarm signal, it immediately stops. When engine stops
completely, it needs to press manually Alarm Reset button to remove alarms.
Table 7 Shutdown Alarms
No.
Type
Description
1
Emergency Stop
When controller detects emergency stop alarm signal, it issues
emergency stop alarm signal.
2
Engine Overspeed Shut
When controller detects engine speed is over preset over speed
stop threshold, it issues shutdown alarm signal.
3
Engine Underspeed Shut
When controller detects engine speed is below preset under speed
stop threshold, it issues shutdown alarm signal.
4
Loss of Speed Signal
When controller detects speed is 0, and speed signal loss action is
selected "Shutdown", it issues shutdown alarm signal.
5
Failed to Start
When engine fails to start during pre-set start attempts, controller
issues failed to start alarm signal.
6
ECU Shutdown
When controller receives shutdown alarm signal via J1939, it
issues shutdown alarm signal.
7
High Temp. Shutdown
When controller input port is set to High Temp Shutdown Input and
if it is active, it issues alarm signal.
8
Low Oil Press Shutdown
When controller input port is set to Low Oil Pressure Shutdown
