Modbus RTU over RS-232 uses a DB9 connector for point-to-point serial communication between a master (HMI/SCADA) and a s
Modbus TCP wraps the Modbus RTU frame in a TCP/IP packet and transmits over standard Ethernet using RJ45 connectors. Por
SERCOS III fiber variant uses LC duplex fiber optic connectors for electrically noisy environments where EMI would disru
Cognex In-Sight and DataMan series vision systems use M12 and HiRose circular connectors for power, I/O, Ethernet, and R
Keyence CV and IV series machine vision cameras use proprietary circular or rectangular connectors for power, Ethernet,
Omron NX series I/O modules connect to the NX1P2 and NX102 machine automation controllers via a proprietary EtherCAT-bas
Allen-Bradley 1734 POINT I/O is a modular I/O system for ControlLogix and CompactLogix PLCs using EtherNet/IP or DeviceN
ABB AC500 PLC I/O modules use plug-in screw or spring-cage terminal blocks that can be pre-wired and plugged into the mo
Siemens ET200 distributed I/O systems use PROFIBUS or PROFINET connections with screw or push-in terminals for field wir
Beckhoff KL bus terminals snap onto DIN rail and connect via an internal K-bus for high-speed I/O. Available in digital,
Wago 750 is a modular I/O system with DIN-rail spring-cage terminals and fieldbus couplers supporting PROFIBUS, DeviceNe
Phoenix Contact Inline (IB IL) is a modular I/O system with a proprietary backplane bus connecting DIN-rail mounted modu
SMC KQ2 series one-touch push-in fittings are one of the most widely used pneumatic connectors in factory automation, av
Festo QS push-in fittings connect pneumatic tubing to valves, cylinders, and manifolds without tools. The collet grip me
M12 A-coded 5-pin connectors are used for DeviceNet and CANopen field device connections, carrying V+, V-, CAN_H, CAN_L,
M12 D-coded 4-pin connectors carry 100BASE-TX Ethernet for industrial field devices. D-code prevents mating with other M
SENT (Single Edge Nibble Transmission, SAE J2716) is a one-wire digital protocol for automotive sensors transmitting 12-
M12 B-coded 5-pin connectors are used for PROFIBUS DP fieldbus connections on sensors, drives, and I/O modules. The B-co
CAN FD (ISO 11898-1:2015) extends classic CAN by increasing data phase speed to 8 Mbps and frame payload to 64 bytes whi
Mechatrolink-III is a Japanese motion control fieldbus by Yaskawa using standard RJ45 connectors for synchronous servo d
INTERBUS (IEC 61158-2) is a serial ring fieldbus for factory automation using a 9-pin D-sub connector in a ring topology
LonWorks FTT-10 (Free Topology Transceiver) is a two-wire network for building automation running at 78 kbps supporting
BACnet MS/TP (Master-Slave/Token-Passing) uses RS-485 twisted pair for building automation networking between thermostat
BACnet IP (ASHRAE 135 Annex J) runs the BACnet protocol over standard IP networks using UDP port 47808, enabling buildin