DLS FlexxPump 250 Quick Start

RUN RUN-Menü
01...70 During the manually triggered active RUN command („quick
check"/extra dispense), the LCD displays the approximate
back pressure in bar. In addition, the green LED lights up.
PRO PRO-Menü
h1...240 Adjustable setting of break time h
c1...30 Adjustbale setting of number of strokes c
01...36 Adjustabe setting of emptying time Et
FIL FIL-Menü
01...70 During the manually triggered, active FIL command, the LCD
displays the approximate back pressure in bar. In addition,
the green LED lights up.
Clr If the process is aborted during FIL command Clr appears
at first.
Additional character on the LCD
1 / 2 During a dispensing process the FlexxPump 250 / 400 time
indicates from which outlet lubricant is being pumped.
MAX After each cycle the maximum back pressure is displayed in
bar.
5.3 Actions with the activation and programming key
1. Turn the activation and programming
key to the OPEN position and remove it
from the housing of the FlexxPump
250 / 400.
2. Place the key on the action area on
the front of the FlexxPump 250 / 400 time.
3. Remove the key from the action
area as long as the desired menu item is
displayed in the LCD.
5.4 SET-menu
The SET menu allows you to change the operating mode and the
cartridge size of the FlexxPump 250 / 400 time. You can switch
between hour mode -h- and empty time mode Et
-h- Operating mode hour mode -h-
Et Operating mode Empty-time
125/250 Cartridge size
If you would like to change the operating mode, move the activation
and programming key back to the action area. When your desired
operating mode is displayed on the LCD, remove the activation and
programming key from the action area. If you would like to change
the cartridge size, act accordingly.
5.5 PRO menu
Being in operating mode hour mode -h-, you can change the break
time h as well as the number of cycles c (number of strokes).
Being in PRO menu the first step is to set the break time h and after-
wards the number of cycles c; direct access to the number of cycles
c is not possible.
Running empty time mode Et, you can change the emptying time Et
in months.
5.6 FIL menu
This function enables you to prefill connected accessories (tubes,
distributors,...) with the lubricant contained in the lubricant cartridge,
especially during the initial start-up. However, the process can also
be aborted manually at any time.
5.7 Input and output signals - time control
PIN assignment - time control
2
3
PIN Assignment
1 +24 V DC
2 unallocated
3 ground
4 output signal
4 1
Type: M12x1 female connector; 4-pin, A-coded
The FlexxPump 250 / 400 time can be switched off completely by
switching off the supply voltage.
The output signal at PIN 4 can be tapped for further processing

(e.g. indicator light or external control). The maximum permissible
current output must not exceed Imax < 20mA. No inductive load
(e.g. relay) may be connected!
5.8 Input and output signals
LCD Description Output signal (PIN 4)
OFF switched off low, permanent
ON ready for operation high, permanent
E1 cartridge empty 0,5Hz square wave signal, permanent
E2 overload low, permanent
E3 undervoltage low, permanent
E4 fatal error low, permanent
The FlexxPump 250 / 400 time does not process any control

signals until all errors have been eliminated.
Error E2 (overload) must be acknowledged with switching the

pump off and on after elimination of the cause(s).
Error E3 (undervoltage) must be acknowledged with switching

the pump off and on after elimination of the cause(s).
IMPORTANT: There must be at least 60 sec. between switching

off and on!
6. Maintenance
Notice
It is not possible to refill empty or opened lubricant cartridges.
Rev.: SG-20210914
Colour
brown
white
blue
black
FlexxPump 250 / 400 time
QuickStart