Flowserve MX Electronic Actuator - Manual (Page 14)

Limitorque MX Electronic Actuator FCD LMENIM2306-06 – 10/13
14
2.2 DDC/Modbus Option
The following instructions assume that all DDC option parameters are set with the exception of the address.
1. After setting position limits, remain in the “SETUP” mode. If not in the “SETUP” mode, enter the “SETUP” mode as
detailed in Section 2.1.1, Entering the Setup Mode.
2. When LCD reads “CHANGE SETTINGS?”, select “YES.”
3. The LCD will display the “CHANGE SETTINGS” mode menu items. Select “NO” until screen displays “CHANGE
DDC?” Select “YES.” LCD will display DDC menu items.
4. Select “YES” for each menu item until “DDC ADDRESS OK?” appears. Select “NO.”
5. Enter an address from one to 250 by toggling “NO” until the correct address is displayed. User may select to hold
the knob in the “NO” direction and the number will automatically increment by one until the preferred address is
reached.
a CAUTION: The network address must be entered in accordance with the user address assignment sheet.
This assignment sheet should correspond to the contract specifications. The same address must not be used
anywhere else in the same network.
The DDC address does not have to be set to exit the setup.
2.3 Check the Settings
1. Operate the valve to the fully “CLOSE” position. Verify that the “CLOSE” (default GREEN) LED illuminates just as the
travel limit is reached, and the valve position is displayed as “0% OPEN.”
2. Operate the valve to the fully “OPEN” position. Verify that the “OPEN” (default RED) LED illuminates just as the
travel limit is reached, and the valve position is displayed as “100% OPEN.”