Rockwell-automation 1326 Digital AC Multi-Axis Motion Control System U Manual de usuario descargar pdf (Pagina 211)

Publication 1394-5.0 — May 2000

Specifications A-13

DH-485 Specifications

The table below lists the DH-485 specifications for the system

module (1394x-SJTxx-C-xx, -L-xx, and -T-xx systems).

Flex I/O Specifications

The table below lists the Flex I/O specifications for the system

module (1394x-SJTxx-C-xx, -L-xx, and -T-xx systems).

The: Is:

Number of DH-485 channels One; replaces serial port B when used

Channel type Optically isolated half-duplex RS-485

Baud rate 9,600 or 19.2 kbaud (user-selectable)

Front panel connectors Two RJ-45 jacks (+24 V is not provided)

RS-485 User-selectable 220 ohms resistor via internal switch

Node address User-selectable between 0 and 31 inclusive

Node type Token-passing master

Accessible data type • One binary file (B3) for up to 16,384 bits

• One integer file (N7) for up to 1,024 16-bit values

• One floating point file (F8) for up to 512 32-bit values

• One ASCII string file (A) for up to 2,048 characters

• Nine user-configured files; each can be individually

configured as any of the above types or as a BCD file for

floating point simulation

The: Is:

Maximum number of Flex I/O

modules

Compatible modules • 1794-IB16; 16 24V DC discrete inputs

• 1794-IA8; 8 115V AC discrete inputs

• 1794-IE8; 8 current/voltage analog inputs

• 1794-OB16; 16 24V DC discrete outputs

• 1794-OA8; 8 115V AC discrete outputs

• 1794-OE4; 4 current/voltage analog outputs

• 1794-IE4XOE2; 4 current/voltage analog inputs and 2

current/voltage analog outputs

• 1794-IB10XOB6; discrete combination module

• 1794-OW8 relay output module

• 1794-IF4I isolated analog input module

• 1794-OB16P discrete output (protected)

Interface Direct; no 1794-ASB or other adapter required

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Rockwell-automation 1326 Digital AC Multi-Axis Motion Control System U Manual de usuario Pagina 211