Siemens SENTRON PAC3120 Manual page 101

Communication PAC3120
Communication PAC3120
RS485 interface
Communication PAC3220
Communication PAC3220
Ethernet interface
PAC3120 and PAC3220
Equipment Manual, 10/2019, L1V30425208F-01
Electrical interface
Connection type
Supported communication protocol
Functionality
Supported baud rate
Data format
Supported address area
Number of interfaces
Version
Protocol
Number of simultaneous communica-
tion connections
Data rate
Technical data
10.1 Technical data
RS485, two-wire line + 1 line for Com-
mon
Screw terminals
Modbus RTU
Slave
4800
•
9600
•
19200
•
38400
•
57600
•
115200
•
Default: 19200
8N1
•
8N2
•
8E1
•
8O1
•
Default: 8N2
1 ... 247
Default: 126
2
RJ45
Modbus TCP
•
Web server (HTTP)
•
SNTP
•
DHCP
•
3 Modbus TCP connections + web
server
10 / 100 Mbit/s, autonegotiation and
auto-MDX (medium-dependent inter-
face)
99