Emerson Bettis SMART EHO G Series Service Instructions Manual page 61

Double-acting actuator
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Service Instructions
MAN-02-08-77-0714-EN Rev. 2
Table 13.
Customizing Smart EHO Settings
Configuration Table (2)
MENU NAME
LOCAL CONTROL
Set the SMART EHO's local control OPEN/
CLOSE selector switch to momentary or
maintained. Momentary is described as a
quick toggle of the OPEN/CLOSE selector
knob will complete the stroke. Maintained is
described as holding the OPEN/CLOSE
selector knob to complete the stroke. If the
OPEN/CLOSE selector knob is released, the
actuator will stop the travel.
REMOTE CONTROL
Set the SMART EHO's remote controls to
momentary or maintained. Only applicable to
discrete signals. A discrete remote input signal
will cause the actuator to complete a full
stroke. Only a discrete stop input signal will
stop the travel. The direction of the actuator
can be reversed by a discrete remote signal in
the opposite direction.
WRITE PROTECT
By enabling write protect, the user can
prevent the actuator from configuration
changes through HART and Foundation
Fieldbus communication.
POSITION CONTROL BANDWIDTH
Sets the minimum resolution.
ENABLE SETPOINT TRACKING
Enable or disable setpoint tracking feature.
LIMIT SWITCH TRIGGER POINT A
Set the SMART EHO's limit switch range. The
limit switch will be triggered between 0% and
the limit switch trigger setpoint. Any position
greater than the limit switch trigger setpoint,
the limit switch will be triggered off. 0% will be
designated as [C][L] on the two-digit display
and 100% will be designated as [O][P] on the
two-digit display.
Section 8: Customizing Smart EHO Settings
CONFIGURATION/
MENU
CALIBRATION
KEY
VALUE
0 = Momentary
Lc
1 = Maintained
0 = Momentary
rc
1 = Maintained
0 = Disable
ro
1 = Enable
Pb
0.5 to 5.0
0 = Disabled
Et
1 = Enabled
0 - 100
The values 0 and 100
La
would be displayed as
[O][P] for Open and [C]
[L] for Close
September 2020
DEFAULT
ACTION
0 = Momentary
0 = Momentary
0 = Disable
0.6 (%)
(Modulating)
2.0(%)(On/Off)
0 = Disabled
25(%)
57

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