Kipp&Zonen COMBILOG Data Logger - Manual (Page 100)

11 COMMUNICATION
11.1 Bus Interface
The bus interface of the data logger is an RS485 interface ac-
cording to the specifications of the EIA-RS485 USA standard.
The host interface is an RS232 interface according to the spe-
cifications of the EIA-RS232.
11.2 Bus Protocol
The following protocols are available for the data logger
COMBILOG 1022:
 ASCII-protocol
 PROFIBUS-protocol (Level 2) according to
DIN 19245, part 1
 MODBUS-RTU-protocol according to
PI-MBUS-300 Rev. D
The ASCII protocol can be operated simultaneously with the
PROFIBUS or the MODBUS protocol. The binary protocols
PROFIBUS and MODBUS can only be used exclusively. You
can select the desired binary protocol through a web page.
The ASCII protocol and the PROFIBUS protocol will be de-
livered as standard.
Hardware Manual COMBILOG 1022 100