APC615 Pump Unit Controller User Manual
APC615 Pump Unit Controller Version 1.0 2017-10-20 Page 15 of 54
No.
Type
Description
upper limit of outlet pressure warning threshold, it will initiate a
warning alarm.
18
Low Outlet Pressure
When the controller detects that the sensor value has fallen below the
lower limit of outlet pressure warning threshold, it will initiate a warning
alarm.
19
Flexible Sensor 1~2
Open Circuit
When the controller detects that the sensor is open circuit and the
action select “Warning”, it will initiate a warning alarm.
20
Flexible Sensor 1~2
High
When the controller detects the sensor value is higher than the max.
set value, it will initiate a warning alarm.
21
Flexible Sensor 1~2
Low
When the controller detects the sensor value is lower than the min. set
value, it will initiate a warning alarm.
22
Over Flow Warning
When the controller detects the flow value is higher than the max. set
value, it will initiate a warning alarm.
23
Digital
Input
1~5
Warning
When the action of digital input port
select “Warning” and active, it will
initiate a warning alarm.
24
Maintenance
1~5
Warning
When maintenance countdown is 0 and action select
“Warning”, it will
initiate a warning alarm.
25
End Of The Mandate
When the time of the controller reaches mandate time and action
select
“Warning”, it will initiate a warning alarm.
5.2 SHUTDOWN ALARM
When controller detects shutdown alarm, it will shutdown the unit immediately. Shutdown alarm must
be cleared manually and the fault removed to reset the module. Shutdown alarm types are as follows:
No.
Type
Description
1
Emergency Stop
When the controller detects an emergency stop alarm signal, it will
initiate a shutdown alarm.
2
Engine Over Speed
When the controller detects that the generator speed has exceeded
the pre-set value, it will initiate a shutdown alarm.
3
Engine Under Speed
When the controller detects that the generator speed has fallen below
the pre-set value, it will initiate a shutdown alarm.
4
Loss of Speed Signal
When the controller detects that the engine speed is 0 and the action
select “Shutdown”, it will initiate a shutdown alarm.
5
Failed to Start
If pump unit failed to start within pre-set start attempts, it will initiate a
shutdown alarm.
6
ECU Shutdown
If shutdown alarm signal is received from ECU via J1939, it will initiate
a shutdown alarm.
7
Aux. High Temperature
Shutdown
When the input port of controller set as
“Aux. High Temp. Shutdown”
and input is active, it will initiate a shutdown alarm.
8
Aux. Low Oil Pressure
Shutdown
When the input port of controller set as
“Aux. Low Oil Pressure
Shutdown
” and input is active, it will initiate a shutdown alarm.
9
ECU Communication If controller receives no data via J1939 after starting the engine, it will
