JUMO 202580, Installation Instructions Manual

Page: 72 / 82

18 Technical data
72
18.9 Interfaces
18.9.1 Serial interface RS485 (base unit )
18.9.2 Serial Interface RS422/485 (optional board)
18.9.3 PROFIBUS-DP (optional board)
Protocol Data formats
a
a
Specification in useful bit - stop bit - parity format. Therefore, the frame always comprises 8 useful bits
and 1 stop bit. Only the parity is differentiated.
Device address-
es Baud rates in
baud Connection
Modbus (slave) 8 - 1 - no parity
8 - 1 - odd parity
8 - 1 - even parity 1 to 254 9600
19200
38400 Spring-cage
terminals
Protocol Data formats
a
a
Specification in useful bit - stop bit - parity format. Therefore, the frame always comprises 8 useful bits
and 1 stop bit. Only the parity is differentiated.
Device address-
es Baud rates in
baud Connection
Modbus (slave) 8 - 1 - no parity
8 - 1 - odd parity
8 - 1 - even parity 1 to 254 9600
19200
38400 Screw termi-
nals
Protocol Data formats
a
a
Big Endian corresponds to the Motorola
®
data format and Little Endian to Intel
®
data format.
Device address-
es Baud rates Connection
DP-V0 Big Endian
Little Endian 0 to 127 9.6 kBaud to
12 MBaud D-sub socket
9-pole
5
4
3
2
9
8
7
6
1