DC20D MK2 GENSET CONTROLLER USER MANUAL
16
screen.
High Coolant Temperature Sensor Alarm
When the controller detects that the coolant temperature value is higher than the
"
High coolant temperature alarm"
, Then start alarm delay and the duration (Normal
alarm delay) have not returned to normal, the alarm of High coolant temperature
alarm is reported.Alarm lights
will light up, Generators will stop, displays
"
ALA.06
" on the led screen.
High Coolant Temperature Switch Alarm
When the controller detects that the High temperature alarm switch input is valid to
the ground, then start alarm delay and the duration (Normal alarm delay) have not
returned to normal, the alarm of High Temperature Switch is reported. Alarm lights
will light up, Generators will stop, displays "
ALA.07
" on the led screen.
High Oil Temperature Switch Alarm
When the controller detects that the High temperature alarm switch input is valid to
the ground, then start alarm delay and the duration (Normal alarm delay) have not
returned to normal, the alarm of High Temperature Switch is reported. Alarm lights
will light up, Generators will stop, displays "
ALA.08
" on the led screen.
Low coolant level switch alarm
When the controller detects that the AUX. INPUT "
Low water level alarm"
switch is
active, it starts alarm delay and lasts for Normal alarm delay. When the
"Low water
level alarm"
switch is enabled, the engine low coolant level switch alarm is reported.
Alarm lights
will light up, Generators will stop, displays "
ALA.10
" on the led
screen.
Speed signal lost alarm
When the controller parameter "
Action if RPM lost
" is set to "
alarm
", the detected
speed value is 0,Then start alarm delay and the duration (Normal alarm delay) have
not returned to normal, the alarm of speed signal lost warning is reported. Alarm
lights
will light up, Generators will stop, displays "
ALA.11
" on the led screen.
Over frequency alarm
When the controller detects that the generator frequency is higher than “
Over
frequency alarm
”, Then start alarm delay and the duration (Emergency delay) have
not returned to normal, the alarm of over frequency is reported. Alarm lights
will
light up, Generators will stop, displays "
ALA.15
" on the led screen.
Under frequency alarm
When the controller detects that the generator frequency is lower than “
Under
