Accessories

Part Number	Description / PDF	Quantity
VTP5N Wickmann / Littelfuse	POT 5M PLUG ON MODULE 0.1-10MS	0
RS485-RS232 Wickmann / Littelfuse	ADAPTER RS485-RS232 W/PLUG	8
SE-400-HDWR Wickmann / Littelfuse	SE-400 CONNECTORS & HARDWARE	0
PMA-6 Wickmann / Littelfuse	FPL-GFRM ADAPTER	1
VTP2P Wickmann / Littelfuse	POT 1M PLUG ON MODULE 1-100MS	0
VTP4B Wickmann / Littelfuse	MODULE PLUG-ON T-DELAY 0.05-3S	15
ER-35KV Wickmann / Littelfuse	SENSING RESISTOR 35 KV	0
AC700-CUA-04 Wickmann / Littelfuse	EL700 SERIES COMM ADAPTER MODBUS	0
MPU-CIM-00-00 Wickmann / Littelfuse	INPUT MODULE MOTOR/FEEDER RELAYS	0
OL-RESET Wickmann / Littelfuse	RESET MODULE FOR MODEL 777	12
RK-105 Wickmann / Littelfuse	REMOTE IND & RESET SWITCH ASSY	3
EFCT-1 Wickmann / Littelfuse	EARTH FAULT CT 3.23" 82MM	7
PCR11 Wickmann / Littelfuse	SENSOR PHOTO ELECTRIC CONTROL	2
PCR12 Wickmann / Littelfuse	PHOTO ELECTRIC CONTROL	3
SE-TA6A Wickmann / Littelfuse	TERMINATION ASSEMBLY 50W	2
PMA-24 Wickmann / Littelfuse	PANEL MOUNT ADAPTER FOR PGR 6300	3
CIO-777-PR Wickmann / Littelfuse	PROFIBUS CIO MODULE FOR USE	1
VTP0E Wickmann / Littelfuse	POT 250K PLUG ON MODULE 0.5-20S	45
SE-TA12A Wickmann / Littelfuse	TERMINATION ASSEMBLY - 12V	0
PGH-5000 Wickmann / Littelfuse	5KV HIGH TENSION COUPLER	2

Accessories

1. Overview

Industrial automation and controls accessories are critical components that enable precise monitoring, control, and optimization of industrial processes. These accessories include sensors, actuators, human-machine interfaces (HMIs), and communication modules, which work together to enhance operational efficiency, safety, and reliability in manufacturing, energy, and other sectors.

2. Main Types and Functional Classification

Type	Functional Features	Application Examples
Sensors	Convert physical parameters (temperature, pressure) into electrical signals	Production line temperature monitoring
Actuators	Execute mechanical actions based on control signals	Robotic arm positioning systems
Controllers	Process input data and generate control outputs	PLC-based assembly line control
HMI	Provide operator interface for system interaction	Factory floor control panels
Safety Components	Ensure emergency shutdown and hazard prevention	Machinery safety interlock systems

3. Structure and Composition

Typical accessories consist of:

Industrial-grade housing (plastic/metal)
Embedded circuit boards with signal processing components
Electrical/communication interface modules (e.g., Ethernet, RS485)
Environmental protection seals (IP65-IP69K)
Mounting hardware (DIN rails, brackets)

4. Key Technical Specifications

Parameter	Description	Importance
Operating Temperature	-40 C to +85 C	Ensures reliability in harsh environments
Protection Rating	IP65 minimum	Dust/liquid ingress resistance
Communication Protocol	Supports PROFINET, Modbus TCP	System integration capability
Response Time	1-100 ms	Process speed optimization
Power Requirements	12-24V DC	Compatibility with control systems

5. Application Fields

Major industries include:

Automotive manufacturing (robotic welding systems)
Food and beverage (hygienic processing equipment)
Energy (smart grid monitoring systems)
Pharmaceutical (precision dosing machines)
Logistics (automated conveyor systems)

6. Leading Manufacturers and Products

Manufacturer	Representative Products
Siemens	SIMATIC ET 200SP I/O modules
Honeywell	MLT pressure transmitters
Omron	CJ2M PLC series
Rockwell Automation	PanelView HMI terminals
Phoenix Contact	PROFINET switches

7. Selection Recommendations

Key considerations:

Environmental conditions (temperature, humidity)
Compatibility with existing control systems
Maintenance requirements and lifecycle costs
Scalability for future expansion
Certifications (CE, UL, ISO standards)

8. Industry Trends Analysis

Emerging trends include:

Integration with Industrial IoT (IIoT) for predictive maintenance
Adoption of AI-enabled smart sensors
Increased focus on cybersecurity for control systems
Development of energy-efficient components (Industry 4.0)
Growing demand for wireless communication protocols