Emerson Bettis SMART EHO G Series Service Instructions Manual page 70

Double-acting actuator
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Section 8: Customizing Smart EHO Settings
September 2020
Table 21.
SELF-CALIBRATION
Self-Calibration establishes the position range of
the SMART EHO actuator. The SMART EHO has the
ability to automatically find its precise full open
and full close set points after adjustments to the
mechanical stops are completed.
66
Configuration Table (10)
MENU NAME
SELF-CALIBRATION CYCLE COUNT
Set the number of full cycles for the
SMART EHO to cycle during self-calibration.
One cycle is defined as one open and
one close stroke.
PRESSURE UNIT
Set the pressure unit for the SMART EHO.
PRESSURE SPIKE DURING
HYDRAULIC STROKE
Set the maximum hydraulic pressure of the
SMART EHO during self-calibration.
Note: This setting is for On/Off SMART
EHOs only.
Note: This is factory set.
MAXIMUM OPERATING PRESSURE
Set the maximum hydraulic pressure of the
SMART EHO during standard operation. If the
operating pressure exceeds the MAXIMUM
OPERATING PRESSURE, an Over Pressure
Alarm[P][F] will be displayed.
Note: This is factory set.
THERMAL ACCUMULATOR PRESSURE
Set the thermal accumulator pressure value.
Note: This will be factory set. The value
allowed will always be less than or equal to
Maximum Operating Pressure.
START SELF-CALIBRATION
Initiate the SMART EHO to start the
self-calibration procedure.
CALIBRATING
Status signal on the two digit display to inform
the user self-calibration is ongoing.
SELF-CALIBRATION FAILED (SC STATUS)
Status signal on the two digit display
to inform the user self-calibration failed. Refer
to troubleshooting guide for possible solutions
for self-calibration failures.
SELF-CALIBRATION PASSED (SC STATUS)
Status signal on the two digit display to inform
the user self-calibration passed.
Service Instructions
MAN-02-08-77-0714-EN Rev. 2
CONFIGURATION/
MENU
CALIBRATION
KEY
VALUE
SC
Yes / No
St
3 to 5
0 - psi
Pu
1- bar
2 - kPa
10 - 50 (In psi - in
multiples of 100)
7 to 35 (In bar - in
PS
multiples of 10)
7 to 35 (In kPa - in
multiples of 1000)
10 - 50 (In psi - in
multiples of 100)
7 to 35 (In bar - in
Pr
multiples of 10)
7 to 35 (In kPa - in
multiples of 1000)
5 to 50 (In PSI - in
multiples of 100)
3 to 35 (In BAR - in
tP
multiples of 10)
3 to 35 (In KPASCAL
- in multiples of 1000)
Sc
Yes / No
Ca
N/A
SF
N/A
SP
N/A
Customizing Smart EHO Settings
DEFAULT
ACTION
N/A
3
0 - psi
Feedback Only
Feedback Only
Feedback Only
N/A
Feedback Only
Feedback Only
Feedback Only

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