HC997-999
– MOD. A
TECHNICAL FEATURES
Digital multifunction solenoid metering pump
ENGLISH
ADSP9000026
18/09/2015 Rev.1.5
24/100
Proportional in current
– mA
The pump doses proportionally to a 4-
20 mA signal received on the “
INPUT
mA
”.
Timer
The p
ump can be controlled by a daily or weekly timer and it’s possible to program up to 7 ON/OFF
operations per day.
2.3 O
THER FUNCTIONING FEATURES
Level alarm
The pump goes in low level alarm when on the “
INPUT
LEVEL
” there is a dry contact (ON/OFF).
This alarm has a filter of 5 seconds.
Flow alarm
The pump goes on flow alarm when there is a OFF contact (flow mode) or when it doesn’t receive a certain
number pulses ( impulses mode) on the flow input sensor
If the alarm is programmed in flow mode, it will have a filter of 5 seconds.
Buzzer
It’s possible to enable or disable the internal buzzer.
Relay setting
It’s possible set the output relay alarm “
OUT RELAY
” as Open with the alarm or Close with the alarm.
Language
It’s possible to choice the pump’s language among
Italian
– English – French – Spanish – German.
Clock and data
It’s possible to set the clock and the data.
Statistics
It’s possible to read the statistics of the pump as the number of strokes total and partial and the quantity
of dosed chemical total and partial.
Restore default parameters
This function allows to restore the default parameters.
Units of measurement
This function allows to set the units of measurement of the pump’s flow rate.
%: in percentage of maximum flow rate
SPM: strokes per minute
L/H: litres per hour
– only after the calibration
ml/min: ml per minute
– only after the calibration
Adjust the display contrast
This functions allows to adjust the contrast of the LCD display.
2.4 U
SER INTERFACE
Back light 2x12 LCD
Red L.E.D. for alarm
Green L.E.D.
for stroke’s pump
5 keys
