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Modbus protocol – KROHNE IFC 300 Converter Modbus EN User Manual

Page 11

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MODBUS PROTOCOL

6

11

IFC 300

www.krohne.com

07/2010 - 4000410703 - AD Modbus IFC 300 R03 en

6.6.2 Counter controls

6.6.3 Start calibration functions

Modbus protocol
address

Description

Settings

Converter Fct. No.

3000

Start / Stop

Counter 1

Write

1

start counter

C3.1.8 / C3.1.9

Write

0

stop counter

Read

1

counter is running

Read

0

counter is stopped

3001

Start / Stop

Counter 2

Write

1

start counter

C3.2.8 / C3.2.9

Write

0

stop counter

Read

1

counter is running

Read

0

counter is stopped

3002

Start / Stop

Counter 3

1

Write

1

start counter

C3.3.8 / C3.3.9

Write

0

stop counter

Read

1

counter is running

Read

0

counter is stopped

3003

Reset Counter 1

Write

1

reset counter

C3.1.6

Write

0

-

Read

0

-

3004

Reset Counter 2

Write

1

reset counter

C3.2.6

Write

0

-

Read

0

-

3005

Reset Counter 3

1

Write

1

reset counter

C3.3.6

Write

0

-

Read

0

-

1 Only available in converters with IO2. A write attempt to a non-existing counter will cause an error response.

Modbus protocol
address

Description

Settings

Converter Fct. No.

2000

Zero Calibration

Write

1

start function

C1.1.1

Write

0

-

Read

0

-

2001

Coil Temperature

Calibration

Write

1

start function

C1.1.8

Write

0

-

Read

0

-

2002

Electrode Factor

Calibration

Write

1

start function

C1.1.11

Write

0

-

Read

0

-

.book Page 11 Friday, July 9, 2010 10:31 AM