Modbus Tcp (M5.9.2) - Siemens bt300 Operator's Manual

Structure Parameter
P5.9.1.2.1 IP Address
P5.9.1.2.2 Subnet Mask
P5.9.1.2.3 Default Gateway
Ethernet Common Settings
IP Address Mode (P5.9.1.1)
Selectable alternatives are DHCP (Dynamic Host Configuration Protocol) and Fixed.
DHCP protocol gives IP addresses to new devices connecting to local network. This address is valid for a certain
period of time. If no DHCP server is found, an automatic random IP is given.
A fixed IP address is specified manually and does not change.
When the mode is changed from DHCP to Fixed, the addresses will read:
IP: 192.168.0.10
Subnet mask:255.255.0.0
Default gateway: 192.168.0.1
IP address (P5.9.1.3)
An IP address is a series of numbers (as above) specific to the device connected to the Internet.
Subnet Mask (P5.9.1.4)
The network mask marks all the bits of an IP address for the identification of the network and the subnetwork.
Default Gateway (P5.9.1.5)
The gateway address is the IP address of a network point that acts as an entrance to another network.
MAC address (P5.9.1.6)
The MAC address of the control board.
A MAC address (Media Access Control) is a unique address given to each network host. It is not editable.

Modbus TCP (M5.9.2)

For further information on the Modbus register list, see
Siemens Industry, Inc.
Building Technologies
Table 128: Fixed IP (M5.9.1.2)
Min Max
Siemens BT300 HVAC Drive
Chapter 4 - Parameters and Menu Structure
Unit Default
192.168.0.10
255.255.0.0
192.168.0.1
Modbus RTU (M5.8.3).
I/O and Hardware (M5)
ID Description
2529 Defines the maximum
number of clients (master)
can access the server
(slave) simultaneously.
2530 Defines the Modbus TCP
unique device address.
2531 Defines the time the device
has to receive a token
before indication of an error.
0 = Not used
153 | 180
DPD01809
2016-06-07