Honeywell BCU 370 - Page 35

BCU 370 · Edition 01.19 35
Function
I/O bytes: the programmer can choose the data to be
transferred.
Inputs Outputs
BCU 370 Basic I/O 1 byte 1 byte
BCU 370 Standard I/O 4 bytes 1 byte
Baud rate: up to 1500 kbit/s.
The max. range per segment depends on the baud rate:
Baud rate [kbit/s] Range [m]
93.75 1200
187.5 1000
500 400
1500 200
The specified ranges can be increased by using repeat-
ers. No more than three repeaters should be connected
in series.
The specified ranges relate to bus cable type A (two-
core, shielded and twisted), e.g. Siemens, Order No.
6XV18300EH10, or
Lapp cable unitronic, Order No. 2170220T.