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Diaphragm Dosing Pump Encore
®
8. Operation
8.1. Stroke length adjustment
ATTENTION!
The stroke length should not be adjusted while the dosing pump is stopped!
Proceed as follows to adjust the stroke length:
1.
Turn the mounting screw on the adjusting knob counterclockwise (to the left) to loosen it.
2.
Set the stroke length to the required value according to the performance curves (section 6).
3.
Retighten the mounting screw, without changing the stroke length setting.
8.2 Encore
MB operating elements
®
The operating panel has two green LEDs for operation and external control, one red LED for alarm, one 3-digit multifunctional display and four
operator keys.
a
b
c
j
d
k
8.3 Switching on/off
The dosing pump is switched on/off using the I/O key. When disconnected, the display shows OFF. When the contact is opened for external switch-off, the dosing
pump is also switched off. The "Extern" LED is also lit.
ATTENTION!
The dosing pump may be switched on/off remotely only by using the external switch-off - not by using the power supply.
8.4 Operating mode selection
The following operating modes can be set by simultaneously pressing the "Mode" and ▲ or ▼ keys:
• Manual control (internal operation)
• Pulse control (external cycle)
• Analogue control (control signal 0/4...20mA)
In the as-delivered state, the dosing pump is set to manual control.
26
MB/ME
e
l
a "On" LED (Power)
b "Extern" LED (ext. control)
c "Alarm" LED
i
d External switch-off connection
h
e Level input connection
g
f External control connection
g "Mode" key (operating mode selection)
h Selection keys ( ▲ , ▼ )
i "I/O" key (ON/OFF switch)
j Display
f
k Power supply
l Motor connection
m Warning alarm relay connection
m
For connection assignments, see 8.8.
Operating Instructions
CF.450.410.001.IM.1114
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