Flowserve Limitorque Master Station III User Manual
Page 14
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Limitorque Master Station III FCD LMENIM5001-02 – 12/13
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Figure 4.2 - DCS Port Connection
NOTE: For cases where an existing Master Station II is being replaced with a Master Station III, an
adaptor is required for communications over RS-485 or RS-422. Pin changes to support an existing
MSII setup are detailed in Figure 4.3. Consult factory if an adaptor is needed.
Figure 4.3 - DCS Port Connection with MS2/MS3 Adaptor
3. Auxiliary 24 VDC power connection for Main.
4. Main power switch and connector for 120 – 240 VAC.
5. Electrostatic Ground. A good quality earth ground MUST be attached to the Master Station. An
effective local, low-impedance earth ground (less than 5 ohms) is required.
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