Flowserve Limitorque MX DeviceNet Field Unit - Manual (Page 10)

Limitorque MX DeviceNet Field Unit FCD LMENIM2328-00 – 11/05
10
2 System Components
2.1 Introduction
This section gives an overview of the components used in the DeviceNet system. The field unit is
installed in each MX actuator. The network cable connects the field unit to the network via the actuator
terminal block. The network cable is connected to a host controller, typically a PLC.
2.2 Hardware
NOTE: Recommended storage procedures are detailed in Bulletin LMENIM2314 Limitorque MX
Maintenance and Spare Parts Manual. Failure to comply with recommended procedures will void the
warranty. For longer-term storage, contact Limitorque for procedures and recommendations.
Figure 2.1 – MX-05 Actuator
2
1
2
3
7
8
4
5
11
12
10
6 9
Table 2.1 – MX-05 Actuator
1 Handwheel
2 Declutch Lever
3 Oil Fills (dotted arrow depicts fill on declutch side)
4 Controls Compartment (field unit location)
5 LCD Display
6 Control Knobs
7 Ground Lug
8 Thrust/Torque Base
9 Conduit Entries
10 Terminal Compartment
11 Motor
12 Nameplate
2.2.1 Limitorque MX
The MX is a multi-turn valve actuator designed for operation of ON-OFF and modulating valve applica-
tions. This actuator controls the opening and closing of valves. See Figure 2.1.