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Modbus protocol, 5 device identification on the modbus interface, 6 coil registers – KROHNE IFC 100 Converter Modbus EN User Manual

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6

MODBUS PROTOCOL

10

IFC 100

www.krohne.com

08/2014 - 4001410101 - AD Modbus IFC 100 R01 en

6.5 Device identification on the Modbus interface

The device identification is according to the category "Regular" according to the Modbus
Application Protocol Specification V1.1a. Function code 43 / 14 (0x2B / 0x0E).

6.6 Coil registers

These function codes are used for access:

• 0x01 = read input coil
• 0x05 = write single coil

6.6.1 Converter controls

Modbus object Id

Object name / Description

Type

Content

0x00

VendorName

16 byte ASCII String

KROHNE

0x01

ProductCode

10 byte ASCII String

CG number; order code for the

converter assembly

0x02

MajorMinorRevision

7 byte ASCII String

V1.0.xx

0x03

Vendor URL

32 byte ASCII String

www.krohne.com

0x04

ProductName

16 byte ASCII String

IFC100

0x05

ModelName

16 byte ASCII String

Modbus

0x06

UserApplicationName

16 byte ASCII String

User tag, displayed on the

header of the local screen

Coil address

Function

1000

Write 1 generates a cold start, write 0 is ignored

1001

Write 1 generates a warm start, write 0 is ignored

1002

Write 1 generates an error reset, write 0 is ignored

.book Page 10 Monday, July 28, 2014 11:32 AM