B&B Electronics MESR424T_D-MT_D-SC - Manual - Manual (Page 12)

2. Hardware
12
Serial Port Connectors
MESR424 Modbus Gateways use a variety of serial port connector configurations,
depending on the model:
Figure 8. DB-9 Female Serial Port Connector
Figure 9. Five-Position Pluggable Terminal Block
Model Number Ethernet Port 1 Ethernet Port 2 Serial Ports
MESR424D 10/100 RJ45 10/100 RJ45 RS-232/422/485 (DB9 male)
MESR424D-MT 10/100 RJ45 Multi-mode (ST) RS-232/422/485 (DB9 male)
MESR424D-SC 10/100 RJ45 Single-mode (SC) RS-232/422/485 (DB9 male)
MESR424T 10/100 RJ45 10/100 RJ45 RS-232/422/485 (Terminal Block)
MESR424T-MT 10/100 RJ45 Multi-mode (ST) RS-232/422/485 (Terminal Block)
MESR424T-SC 10/100 RJ45 Single-mode (SC) RS-232/422/485 (Terminal Block)