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24 DataFlo Digital Electronic Positioner DFP17 Installation, Operation and Maintenance Instructions WCAIM2037

NOTE: If you are not using the RS-485 converter that is shown above, then refer to the documentation

that came with your converter for proper connections.

Flow Control

Worcester Actuation Systems

ICS

Model 485F9 (9 pin)

or 485F (25 pin)

485 Converter

1.5K

PWR SUPPLY + 9VDC

PWR SUPPLY GND

TB2

Receive -

Receive +

Wht/Blk

Purple

Internal External

Actuator Terminal

Strip

(SHIELD)

(NO CONNECTION) EN\

GND

TX\

RX\

GND

VDC

Sample RS-485 Connection

Positioner Board

Figure 8

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Flowserve DFP17 Manuale Utente Pagina 24