Data Transfer - Honeywell EEM230-D-M Montage- Und Bedienungsanleitung

Technical data M-Bus
Bus system
Standard
Bus length
Transmission rates
Response time
(System response)

Data transfer

■ When reading out the values, all values are transferred in a telegram.
■ It supports the following telegrams:
• Initialisation
• Reading meter
• Changing primary address
• Reset T
part
• Slave selection for secondary addressing
• The transmission rate is changeable
( Further information you will find on the website www.sbc-support.com/en/documents/datasheets-to-products
under the document PP26-587)
■ The device does not respond to unknown queries.
■ The device has a voltage monitor. In the case of a power failure, all the registers in the EEPROM are saved.
Changing the M-Bus primary address
■ In the menu, go for «U»
◙
■ Push long (≥ 3 sec)
«Adr ...»
■ In the following menu:
■ When the desired address is set, wait until the main display appears again.
Secondary addressing
■ It is possible to communicate with the energy meter using the secondary address, according to EN13757
■ The use of Wild Cards is possible
Changing the baud rate:
Variant 1 (local keys and LCD):
■ In order to change the M-Bus baud rate, hold down
◙
■ In the following menu,
changes the baud rate from 300 to 9600 baud and 2400
■ When the desired M-Bus baud rate is set, wait until the main display appears again
Variante 2 (using M-Bus):
■ Send:
9600 Telegram:

2400  Telegram:
300 Telegram:

■ Response:
■ A M-Bus master must communicate within 10 minutes to the M-Bus slave on the new baud rate to validate and save
the baud rate change permanent (EN13757-3).
Manufactured for and on behalf of the Environmental and Combustion Controls Division of Honeywell Technologies Sàrl, Rolle, Z.A. La Pièce 16,
Switzerland by its Authorized Representative:
Saia-Burgess Controls AG
Route Jo-Siffert 4
1762 Givisiez / Switzerland
Phone +41 26 580 30 00
Fax +41 26 580 34 99
Subject to change without notice.
M-Bus
EN13757
According to M-Bus specification
300, 2400, 9600 Bd (factory setting: 2400 Bd).
The transmission rate can be changed via display/M-Bus.
Write: up to 60 ms
Read: up to 60 ms
SND_NKE
REQ_UD2
SND_UD
SND_UD
SND_UD
SND_UD
◙
push short M-Bus address +1,
◙
push long M-Bus address +10
◙
touch for 3 sec
0x68 0x03 0x03
0x68 0x03 0x03
0x68 0x03 0x03
0xE5 (sent with the former baud rate)
Response: ACK
Response: RSP_UD
Response: ACK
Response: ACK
Response: ACK
Response: ACK
0x68 0x43 <addr> 0xBD
<addr> 0xBB
0x68 0x43
0x68 0x43 <addr> 0xB8
English
<cs> 0x16
<cs> 0x16
<cs> 0x16