FEC AFC1500 User Manual

Page 13

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AFC1500 Multi-2 Unit Hardware Manual (Rev2.1)

PAGE 5 - 13

Chapter 5: Control Interfaces


5.4.1 Component Descriptions


Fieldbus Interface Connectors

Bus IN

Pin No.

Signal

Description

Housing PE

Protective Earth Ground

1

DO1

Data Output

2

DI1

Data Input

3

GND

Signal Ground

4

NC

-

5

NC

-

6

/DO1

Inverted Data Output

7

/DI1

Inverted Data Input

8

NC

-

(9 pin male D-sub)

9

NC

-


Bus OUT

Pin No.

Signal

Description

Housing PE

Protective Earth Ground

1

DO2

Data Output

2

DI2

Data Input

3

GND

Signal Ground

4

NC

-

5

GND

Signal Ground

6

/DO2

Inverted Data Output

7

/DI2

Inverted Data Input

8

NC

-

(9 pin female D-sub)

9

RBST

*


*Always terminate RBST to ground if it is not the last module on the bus. If the RBST is not
connected to ground, the interface will automatically terminate the bus.

Baud Rate Switch


The module supports 2Mbit/s and 500Kbit/s operation. To select the
desired baud rate, just move the jumper cap to the corresponding location.


Baud rate must be selected before power is on and cannot be changed during operation.

Status LEDs

No.

LED

Color

Description

1

CC/RC

Green

Cable connection is good & master not in reset

2

BA

Green

Bus Active

3

RD

Yellow

Remote Bus Disabled

4

TR

Green

PCP - Communication active.
Hold Time = 500ms

5

1

9

6

1

5

6

9

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