Rs232 Connector; Meter Connection To Router; State Indication Of Rs232 Interface; Rs232 Interface Technical Specification - Advantech SmartFlex SR307 User Manual

Example of a meter connection to router:

State indication of RS232 interface:

Description of indication
Green LED
Yellow LED
Technical specification of RS232 bus (EN 1434):
RS232 interface
Max. operating bus current
Max. data rate
Max. total cable length (300 Bd, 200 nF/km)
Table 20: RS232 interface technical specification
Figure 44: RS232 connector
Figure 45: Meter connection to router
Indicates receiving data
Indicates transmitting data
Table 19: State indication of RS232 interface
29
SmartFlex SR307
15 mA
230400 bit/s
20 m