dooch Q-Drive NQ-0075-S, User Manual, Page: 57 / 80

[CHAPTER 6 FUNCTION TABLE & DESCRIPTION]
Pr-73 Low Pressure Alarm Time
ㆍ
It sets maintaining time of low pressure alarm level to issue the low pressure alarm. That is, if the
current pressure decreases under the low pressure alarm level (Pr-71) and maintains its state for
a specified time, a low pressure alarm is displayed and operation stops.
Factory Setting Input Range Related Function
20[sec] 0~200[sec] Pr-71 Low Pressure Alarm Level
Pr-74 Low Water Level Alarm Time of Pressure Sensor
ㆍ
It sets maintaining time of alarm level to issue the low water level alarm.
That is, if the current pressure decreases under the low pressure alarm level (Pr-75) and
maintains its state for a specified time, an alarm is displayed and operation stops.
ㆍ
It is applied when low water level sensor setup (Pr-76) is released.
Factory Setting Input Range Related Function
Pr-75 Low Pressure Alarm Level
30[sec] 0~250[sec]
Pr-76
Low Pressure Alarm
Method Selection
Pr-75 Low Water Level Alarm Pressure Level
ㆍ
It is a pressure level to determine low water level when selecting software detection method from
Low Water Level Alarm Detection Method Selection (Pr-76).
Factory Setting Input Range Related Function
Pr-74
Low Water Level Alarm
Time of Pressure Sensor
0.3[bar] 0.0~1.0[bar]
Pr-76
Low Water Level Alarm
Method Selection
6-13 | DOOCHPUMP
Pr-72 High Pressure Alarm Time
ㆍ
It sets maintaining time of high pressure alarm level to issue the high pressure alarm. That is, if
the current pressure increases above the high pressure alarm level (Pr-70) and maintains its
state for a specified time, a high pressure alarm is displayed and operation stops.
Factory Setting Input Range Related Function
5[sec] 0~100[sec] Pr-70
High Pressure Alarm
Level