45 5.4 Automatic Selection Of Stroke Count; And Motor Speed; 45 5.4.1 Selecting A Preset Stroke Count; Selecting A Preset Motor Speed - Bosch EPS 625 Manual Original

5.4 Automatic selection of stroke count

and motor speed

The automode feature provides easy selection of preset
speeds and stroke counts. This feature is useful when
different pumps are repeatedly calibrated at the same
speed and stroke count.
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Changes to the set value are only possible with a
switched on test oil pump.
5.4.1 Selecting a preset stroke count
1. Press <Stroke counter selection> for three seconds.
2. Press <o> or <u> to select a preset stroke count.
The preset stroke values are listed in the following table:
Program number
Program 01
Program 02
Program 03
Program 04
Program 05
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If program 5 is selected, the test oil is collected
only for 3.6 seconds. The volume of oil collected,
expressed in cm , is equivalent to the delivery ex-
3
pressed in l/h (litre per hour). For example, if 1 cm
is colllected during this program, then the delivery is
1 l/h.
3. Press <Enter>.
"
Stroke count is stored and listed.
5.4.2

Selecting a preset motor speed

1. Press <RPM selection> for three seconds
 The program number and the corresponding RPM
value are displayed.
2. Press <o> or <u> to select a program.
Programme
00
01
02
03
....
40
3. Press <Enter>.
"
The RPM of the drive motor is stored and listet.
Robert Bosch GmbH
Stroke count
100
200
500
1000
Stroke actuation for 3.6 seconds
RPM
20
100
200
300
......
4000
Program description | EPS 625 | 65
5.5 Saving customer-specific speed rates
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The RPM can be programmed from 100 to 4000 with
resolution of 1 RPM.
1. Press <RPM selection> for three seconds till the cur-
sor blinks on the HMI display.
 The program number and the corresponding RPM
value are displayed.
2. Press <o> or <u> to select any program number from
41 to 99.
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Any program from 41 to 99 can be used for defining
"custom" preset speeds.
3. Press <Enter>.
4. Using the numerical keys, enter an RPM value
5. Press <Enter>.
"
The required RPM value is stored.
5.6 Activate stroke counting
!
Do not actuate <Stroke counter On/Off> on the dis-
play and control unit at standstill of motor.
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Stroke actuation can be done only if the actual RPM
3
does not vary by more than ± 10 RPM with respect
to set RPM.
¶
Press <Stroke Counter On/Off>.
"
The stroke counter starts the measurement and counts
the strokes down. The test oil starts accumulating in
the measuring glass tubes. Once the number of strokes
reaches 0, the measurement stops.
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To stop the stroke counter before completion of
preset strokes, press <Stroke Counter On/Off>.
The value at which the stroke counter is stopped is
displayed.
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