77

Controlling Devices

Measuring and Monitoring Relays...

7711.17

Time delay relays

7711.21

Measuring relays

7711.24

Current, voltage, power, frequency and dissymmetry (asymmetry) relays
— Further relays see 2344.17-2344.99, 6815.17-6815.99
— Time switches see 2417.17-2417.27
— Meter switch clocks see 7242.38

7711.27

Signal relays

7711.31

Fault indicators
— Limit monitoring indicators see 2346.41

7711.34

Multi-functional relays

7711.37

Thermal relays

7711.41

Line protection relays

7711.52

Modular safety systems for industrial automation

7711.55

Safety relays (also electronic)

7711.57

Monitoring relays (also electronic)

7711.99

Other measuring and monitoring relays

Electric and Electronic Controls According to Operational Principles...

7723.17

Relay controls

7723.24

Infrared remote controls for professional and semi-professional applications

7723.27

Remote controls for doors and gates

7723.31

Radio controls for garage gates and gate systems

7723.34

Electropneumatic controls

7723.37

Electrohydraulic controls

7723.41

Radio remote controls for amateur applications

7723.44

Radio remote controls for industrial applications (e.g. for plants, machines etc.)

7723.47

Electronic controls
— Microcontrollers see 6622.24

Electric and Electronic Controls by Programme Carriers...

7726.11

Programmable logic controllers (PLC, SPC)

7726.14

Compact control systems (PLCs)

7726.22

Modular controls (PLC)

7726.26

I/O modules for PLCs

7726.28

Communication modules for PLCs

7726.32

IPC based controls

7726.36

Soft PLCs

7726.38

Controls with microcomputers

7726.42

Safety controls

7726.44

Positioning controls

7726.46

Controls for industrial robots

7726.48

Process control devices

7726.52

Controls by cams

7726.54

Electronic cam-contactor groups

Special Controls...

7735.17

Controls for machine tools (numerical controls: NC/CNC)

7735.21

Controls for printing machines

7735.24

Controls for packaging machines

7735.27

Controls for paper making machines

7735.31

Controls for plastics processing machinery

7735.34

Controls for textile machines

7735.37

Controls for the chemical industry and for process engineering

7735.41

Controls for pump and compressor plants

7735.44

Controls for firing plants

7735.45

Controls for household appliances

7735.46

Controls for sun protection installations

7735.47

Controls for ventilating, heating and air conditioning installations

7735.48

Controls for refrigerating plants

7735.51

Controls for elevators, lifts

7735.55

Controls for cranes, hoisting devices

7735.57

Controls for storehouse equipment and transport systems

7735.61

Controls for conveyor systems

7735.64

Control systems for mobile work machines

7735.67

Controls for rolling mills

7735.71

Dusk-dawn switches
— Brightness controllers see 2414.41

7735.74

Lighting control systems, lighting management systems

7735.76

RGB control units (colour light controllers)

7735.77

Controls for stage lighting

7735.79

Lighting control systems, daylight-dependent

7735.81

DALI apparatus and systems (Digital Addressable Lighting Interface)

7735.82

DMX controllers

7735.84

Controls for gates

7735.85

Controls for doors
— Door and gate drives see 1235.55
— Luminous connection diagram panels for controls see 5743.47

7735.89

Drip irrigation systems (for horticulture and landscaping, riding halls etc.)

7735.91

Controls for ship engines (marine propulsion engines)

7735.93

DNC systems for flexible production
— Network controlling equipment see 2111.34, 7911.21
— Building services control systems see 7911.27
— Remote control systems for power distribution plants see 7915.17

7735.98

Customized controls