4 setting position limits – Flowserve MX Electronic Actuator User Manual
Page 34
Limitorque MX Electronic Actuator FCD LMENIM2306-06 – 10/13
34
5. When configuration is complete, answer “YES” to “EXIT SETUP?” or move the red knob from “STOP” to “LOCAL”
or “REMOTE.”
After exiting the “SETUP” mode, all settings will automatically be saved to a non-volatile memory and retained, even
when power is removed from the actuator. However, if power is removed from the unit while the unit is in “SETUP”
mode, customization changes will be lost.
Figure 3.22 – View settings
VIEW
VALVE SETTINGS?
1
VIEW
SETTINGS?
YES
NO
NO
YES
YES
VIEW
FF?
NO
YES
NOTE 1: These optional displays
will not appear unless the
option has been purchased.
NOTE 2: If enabled.
NO
YES
NO
YES
NO
YES
NO
YES
VIEW
LOCAL CONTROL?
NO
YES
YES
YES
NO
VIEW
PB/DP?
VIEW 2-SPEED
TIMERS?
VIEW STATUS &
ALARM CONTACTS?
NO
YES
NO
YES
NO
YES
NO
See
NOTE 1
See
NOTE 1
See
NOTE 1
YES
NO
1
YES
YES
NO
NO
NO
YES
YES
NO
VIEW
ANALOG OUT?
VIEW
PB/PA?
VIEW
DEVICENET?
See
NOTE
1
See
NOTE
See
NOTE
1
1
See
NOTE
See
NOTE
VIEW
REMOTE MODE?
VIEW ESD
OVERRIDES?
VIEW
MONITOR RELAY?
VIEW
INPUTS?
VIEW
TORQUE BOOST?
VIEW
THERMOSTAT?
VIEW
VALVE DATA?
VIEW
PORTS?
YES
VIEW BACK-UP
POWER?
VIEW
UNIT DATA?
VIEW
MODUTRONIC?
VIEW TORQUE
SETTINGS?
See
NOTE 1
See
NOTE 2
YES
YES
NO
See
NOTE 1
YES
NO
NO
VIEW TORQUE
TIMER?
YES
NO
VIEW
DDC?
3.5.4 Setting Position Limits
This section will advise how to configure end-of-travel limits.
The actuator’s position limits may be set by manual operation or electrical operation.
c
WARNING: If the actuator will not move after setting the limits, the limits have been set incorrectly.
Set Close Position Limit (Handwheel Operation)
1. Enter the “SETUP” mode as detailed in Section 2.1.1, Entering the Setup Mode.
2. Enter “POSITION SETUP?” routine.
3. From the “SET CLOSE POSITION LIMIT?” display, select “YES.” “CLOSE VALVE OK?” will be displayed on the LCD.
4. Engage manual override as detailed in Section 3.6.1, Manual Operation.
5. Ensure that the valve is fully closed.
6. Move the valve in the open direction for one handwheel turn to allow for coasting of the motor.
7. When the valve is positioned correctly, select “YES” again. The LCD will display “SAVE CLOSE LIMIT OK?”
8. Select “YES.”
The close position limit is now calibrated. Check the position limit setting as follows:
1. Move the valve in the open direction. The close lamp should extinguish with approximately one turn of the
handwheel.