Flowserve MX-100 Field Unit Manual de usuario descargar pdf (Pagina 7)

MX/DDC-100 Field Unit Installation and Maintenance FCD LMENIM2329-01 – 03/11

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1.6 General Speciﬁcations

Direct-to-Host Speciﬁcations:

Direct connection to host controller•

Communicates using the Modbus protocol and the RS-485 electrical standards•

Conﬁgurable bitmap•

High-level surge protection on network•

Network Speciﬁcations:

Redundant bi-directional loop or daisy chain topology•

Modbus protocol and the RS-485 electrical standards•

High speed—up to 19.2 kbaud communications•

MX Field Unit Speciﬁcations:

“• OPEN,” “STOP,” and “CLOSE” commands

“• ESD” and “MOVE–TO” position commands

Actuator status and alarm messages•

Six digital inputs and two analog inputs for user (see • Table 2.2, Register Deﬁnitions)

Two surge-protected and mutually isolated communication channels•

MX local control panel conﬁguration•

Torque output (for reference only) and position feedback•

User’s analog input feedback•

Nine digital outputs maximum (three standard/six optional)•

Master Station II (Optional) Speciﬁcations:

Supports all Limitorque DDC-100 ﬁeld units: MX, L120, LY•

Controls up to 250 MOVs•

User-friendly touch panel operator interface:•

Permits conﬁguration and control of DDC-100 network•

Conﬁgures communication to host or DCS (Distribution Control System)•

Password protected•

Optional Hot Standby Conﬁguration: Automatically assumes control on Primary Master Failure or on command •

from the DCS or touch panel

Provides realtime status of ﬁeld units through continuous cyclical polling•

Modbus RTU and TCP/IP:•

Addressable•

RS-232/485/422•

10/100 baseT•

Built-in Web server for ease of actuator and network diagnostics•

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Flowserve MX-100 Field Unit Manual de usuario Pagina 7