PROFIBUS DP uses a DB9 connector for field device communication at up to 12 Mbps. Widely used in Siemens PLC systems for
EtherNet/IP by ODVA uses standard RJ45 with CIP protocol for Allen-Bradley PLC communications.
CANopen is a CAN-based protocol for embedded systems using a DB9 connector as defined by CiA 303, used in medical equipm
SAE J1939 is a CAN-based standard for heavy-duty trucks, buses, and construction equipment using Deutsch DT Series conne
LIN is a single-wire 12V serial bus for low-cost automotive sub-networks like seat motors, window lifters, and mirror co
KNX (ISO/IEC 14543-3) uses a 2-wire twisted pair carrying both data and 29V DC power for building automation thermostats
DALI (IEC 62386) is a 2-wire polarity-insensitive bus for controlling LED drivers supporting dimming and grouping of up
DMX-512 is the stage lighting control protocol carried on XLR 5-pin connectors with RS-485 signaling at 250 kbps support
M23 is a 23mm thread circular industrial connector for servo drives and motors available in 6 to 17-pin versions rated u
PROFINET is Siemens real-time industrial Ethernet using green RJ45 connectors with IRT mode achieving cycle times below
Beckhoff EtherCAT junctions connect EtherCAT segments using RJ45 connectors allowing ring or tree topology with sub-100u
DeviceNet uses 5-pin connectors for CAN-based industrial networking with Allen-Bradley PLCs at up to 500 kbps.
HART superimposes FSK digital communication on a 4-20mA analog loop. Two wires carry both power and bidirectional data r
IO-Link (IEC 61131-9) is a smart sensor protocol using the M12 connector with bidirectional data at up to 230.4 kbps ove