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List of Modbus Registers


Modbus Address

Decimal Address

Hex Address

Register Name

Access

Description

30001

0

0x00

VERSION AND DEVICE TYPE

Read-only


30002

1

0x01

DEVICE ADDRESS (state of switch)

Read-only


30003

2

0x02

BAUD RATE AND PROTOCOL

(state of switch)

Read-only


30004

3

0x03

MODBUS RECEIVED FRAMES COUNTER (32-bit)

Read-only

Default state is 0. Reset at the device start and change of transmission parameters.

30006

5

0x05

MODBUS ERROR FRAMES COUNTER 32-bit)

Read-only

Default state is 0. Reset at the device start and change of transmission parameters.

30008

7

0x07

MODBUS TRANSMITTED FRAMES COUNTER (32-bit)

Read-only

Default state is 0. Reset at the device start and change of transmission parameters.

30012

11

0x0B

UP TIME


Up device time in sec

30015

14

0x0E

M-BUS RECEIVED FRAMES COUNTER

Read-only

Default state is 0. Reset at the device start and change of transmission parameters.

30017

16

0x10

M-BUS TRANSMITTED FRAMES COUNTER

Read-only

Default state is 0. Reset at the device start and change of transmission parameters.

30019

18

0x12

M-BUS ALARMS COUNTER

Read-only

Default state is 0. Reset at the device start and change of transmission parameters.

30130

129

0x81

HARDWARE_VERSION

Read-only

The current hardware version of a device

30131

130

0x82

MAC_ADDRESS (48-bit)

Read-only

The MAC address of a device

40001

0

0x00

DEVICE ACTIONS

Read/write

Allows to enable 1 of 3 device actions

40023

22

0x16

M-BUS BAUD RATE (32-bit)

Read/write

memory

Baud rate for M-Bus
(default 2400 bps)

40025

24

0x18

M-BUS CONNECTION TIMEOUT (32-bit)

Read/write

memory

Timeout of M-Bus connection

(default 2000 ms)

40136

135

0x87

BAUD RATE

Read/write

memory

Transmission speed is defined by the user calculated using the formula:

The value is considered only when sections 1, 2 and 3 of S3 switch is in the OFF position

The default value is 7680 (76800 bps)

40137

136

0x88

STOP BITS

Read/write

memory

Supported values are 1 and 2.

The default value 1.

Bit No. 8 activates RS485 biasing resistors in order to pull-up the voltage on the RS485 bus.

40138

137

0x89

DATA BITS

Read/write

memory

Supported values are 7 and 8.

The default value 8.

40139

138

0x8A

PARITY BIT

Read/write

memory

Parity Bit (40139) The default value is 0 (no parity)

Allowed values:

Value

Description

0 (default)

none

1

Odd

2

Even

3

Always 1

4

Always 0

40140

139

0x8B

RESPONSE DELAY

Read/write

memory

Delay in ms before sending response.

The default value is 0.

30293

292

0x124

COUNTER OF FREE MODBUS TCP SOCKETS

Read-only

Number of available Modbus TCP sockets

List of Modbus registers