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Siemens RWF50 Application Manual page 5

Rwf5 series modulating feeswater control valve

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Mode
Recommended
Not used
Don't care
Not used
Don't care
0.0
0.00
in H2O
- 30.00
(see example)
in H2O
0.00
0.00
Cur
3.6
0
Lin
( N/A )
mA
in H2O
DP returns to this display after 30 seconds, if no keys are pressed.
Units are determined by Mode 14.
Function
"Live setting"
Not recommended
Value will be overwritten
Start of Scale
"Live setting"
Not recommended
Value will be overwritten
Full Scale
Electronic
(Time in seconds)
damping
(Factory default)
"Blind setting"
Start of Scale
"Blind setting"
Full Scale
Using the 3 Valve Manifold,
Close both isolation valves,
Zero
Open bypass valve,
Open bypass valve,
adjustment
dj
t
t
Hold both ^ and v keys to set to zero,
Re-close bypass, Re-open isolations
Current
Displays the current
transmitter
differential pressure
Output if
If an error occurs,
error occurs
you can choose the output
Keys
enable/disable
0, LA, LO, L5, L
Set to 0
Lin means the 4-20 mA output
Characteristic
Characteristic
Sq Root
( normally not shown )
Displayed
Measured
(Mode 14 Unit) , %, mA
Value
Display
Many choices...
Unit
Comment
by Mode 5
by Mode 6
Set to 0
Set to 0.00
( inH2O )
Set to x.xx
( inH2O )
( Cur )
Choices are
is Linear
N/A
3 choices
Notes
Apply Live press to DP,
Hold both ^ and v keys
to set to 4 mA
Apply Live press to DP,
Hold both ^ and v keys
to set to 20 mA
Hold both ^ and v keys
to set to zero
Full tank =
Min differiential =
4 mA output
Empty tank =
Max differiential =
20 mA output
(actual measurement)
Hold both ^ and v keys
t
to set to zero
t t
Hold both ^ and v keys to force an output
of 3.6, 4.0. 12.0, 20.0, 22.8 mA
M key brings you back to Current Value
Choices are
3.6 mA or 22.8 mA
Hold M key for 5 sec
to set to zero
Linear
is recommended
ONLY used/displayed
if Mode 11 is Sq Rt
mA is recommended
inH2O
is recommended

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Rwf55