42
FMS Commissioning
Setting Control Elements
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Aids
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-
“
Set "Lower stop”
Set the channel's target value to "0” via key (4)
-
Red LED (B) comes on
-
Actuator responds
C1
-
e.g. fan runs down or
B1
-
motor moves in the "CLOSED” direction
E2
Limit switch to "CLOSED”. Adjust valve stop
Program the frequency converter to minimum rev. speed
Turn selector switch (1) to "Feedback actual value”
Adjust potentiometer to lower value
(see table below)
Set "Upper stop”
Turn selector switch (1) to "Target value”
Set target value = 999
Limit switch to "open” Adjust valve stop
Check frequency converter's maximum rev. speed
Turn selector switch to "Feedback actual value”
Check upper potentiometer value (see table)
Check rev. speed feedback value (see page 137)
Potentiometer adjustment values (approximate)
Pot
Lower stop
*
Upper stop
*
5k
S
80
920
1k
S
200
800
*
assuming that full potentiometer rev. range is utilised
Operation of control elements
for potentiometer adjustment
“Setting” mode permits direct access to the control
and limit switch settings
elements. It is therefore essential to follow the safety rules
laid down by the burner manufacturer!
Adjust the control elements only when the system is at rest.
Selector switch (1) to "Actual value feedback”
Selector switch (2) to "Setting”
EI” appears on the display
LAMTEC
LAMTEC
x
x
x
x
2
1
CHANNEL 1
CHANNEL 2
CHANNEL 3
CHANNEL 4
LAMTEC
LAMTEC
x
x
x
x
A
B
ACTUAL VALUE
FEEDBACK
SETTING
