Conf - Change I/O - Damping Option; Conf - Change I/O - Output Option - ABB 691HT Operating Instructions Manual

Hand held communicator intrinsic safety version
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D A M P I N G :
0
N E X T L A S T
CHNG
O P T N O P T N
D A M P I N G : [ 0 . 0 0 ] secs
< - - -
- - - > C L R
D A M P I N G :
0
N E X T L A S T
CHNG
O P T N O P T N
O U T P U T :
L i n e a r
N E X T L A S T
CHNG
O P T N O P T N
O U T P U T : [ SQR ( X )
N E X T L A S T
O P T N O P T N
O U T P U T :
SQR ( X )
N E X T L A S T
CHNG
O P T N O P T N

CONF - Change I/O - DAMPING option

secs
From the Configuration main menu press the F1 ( CHNG-I/O ) and then
F1 ( NEXT-OPTN ) until the following display is present.
Pressing F3 a warning message will be displayed: "WARNING - Control
loop should be in manual" . After having acknowledged pressing
PROCEED the previous display appears with the damping time within
square brackets and a blinking cursor on the most significant digit.
E N T R
With the numeric keypad introduce the required damping time.
Depending on the transmitter type the admitted values range from zero
to more than 32 seconds. If an intermediate value is selected it will be
secs
rounded at the nearest acceptable one.
Pressing F4 the selected value will be introduced and displayed in the
display at side. Pressing ESCAPE to return to the Main menu a warning
message reminding to return the control loop in auto will be displayed.
CONF - Change I/O - OUTPUT option ( Pressure Transmitter only )
From the Configuration main menu press the F1 ( CHNG-I/O ) and then
F1 ( NEXT-OPTN ) until the following display is present.
Press F3 and the following warning message will be displayed:
"WARNING - Control loop should be in manual" . After this operation
press PROCEED and then the previous display appears but with the type
of output within square brackets.
]
Pressing F1 or F2 you can select between the following:
Linear, SQR (x), SQR (x^3), SQR (x^5), Polynomial.
E N T R
600T EN Pressure Transmitter has a Double Polynomial Function
too. Deltapi K has Linear and SQR (x) only.
Once the selection has been done, press the F4 for ENTER. The display
returns to the previous one but with the required option. Press NEXT
OPTN if you want to stay in the Change Output option or ESCAPE to
return to the Configuration main menu. In this case a warning message
is displayed to warn to change the loop in Auto, if necessary.
NOTE: If the SQR (x) function has been selected, the following message
will be displayed: "Remember to verify Root Xfer Funct", for a 600T or a
Deltapi K transmitter, or "Remember to verify cut linear value", for a 600T
EN transmitter, and the PROCEED label. If the polynomial function has
been selected the following message will be displayed: "Remember to
verify polynomial coeffs!" and the PROCEED label. The SQR (x^3) and
(x^5) should be used in conjunction with V-notch, rectangular and
Cipolletti weir.
- 23 -

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