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Rail mounting device, 4 rail units
- Switching of electrical loads with floating contacts
- Switching of electrically-driven blinds, shutters, awnings and similar hangings
- Switching of electrothermal drives
- Polling of conventional switching or push-button contacts, window contacts etc. in KNX systems, for reporting of states, meter levels, operation of loads, etc.
- Polling of external temperature sensors for heating control
- Logic functions to control building functions
- Mounting on DIN rail according to EN 60715 in distribution boxes
- Actuator functions: switching, blinds, electrothermal drives
- Actuator function can be switched in pairs
- Integrated push-button interface with 6 inputs
- 2 integrated room temperature controllers
- 2 inputs for temperature sensors (ref.-no. FF 7.8)
- Outputs can be operated manually, construction site mode
- Feedback in manual mode and in bus mode
- Scene function
- Disabling of individual outputs manually or by bus
- Max. 6 switching outputs
- Operation as NO or NC contacts
- Logic operation and forcing function
- Feedback function
- Central switching function with collective feedback
- Time functions: switch-on delay, switch-off delay, staircase lighting timer with pre-warning function
- Max. 3 blinds outputs
- Suitable for 230 V AC motors
- Blind/shutter position directly controllable
- Slat position directly controllable
- Feedback of movement status, blind/shutter position and slat position
- Forced position through higher-level controller
- Safety function: 3 independent wind alarms, rain alarm, frost alarm
- Sun protection function
- Max. 2 outputs for electrothermal drives
- Switching operation or PWM operation
- Actuators with characteristics opened or closed without power controllable
- Emergency operation in case of bus voltage failure for summer and winter
- Protection against jamming valves
- Forced position
- Cyclical monitoring of the input signals can be parameterised
- 2 internal controllers to control two independent rooms
- Control for heating or cooling, optionally with additional level
- On-off, PWM or PI control
- Predefined heating types (hot water heating, fan coil unit ...) or individual parameters possible
- 6 inputs for push-buttons
- Input functions: switching, dimming, blinds control, light scene extension unit, brightness or temperature value transmitter
- 2 inputs for external temperature sensors
- Up to 10 logic operations with up to 8 inputs each, e.g. for AND, OR and XOR operations
- Conversion of data point types, e.g. from 1-bit to 8-bit
- Comparative operations, e.g. <, >, ?, ?
- Arithmetic functions, e.g. +, , *, :
KNX medium: | TP 256 |
Rated voltage KNX: | DC 21 ... 32 V SELV |
Current consumption KNX: | max. 20 mA |
Current consumption KNX: | min. 4 mA |
Connection, KNX: | terminal |
Power loss: | max. 6 W |
Ambient temperature: | -5 ... +45 °C |
Storage/transport temperature: | -25 ... +70 °C |
Relay outputs | |
Contact type: | floating relay contacts (μ contact) |
Switch type: | NO contact |
Switching voltage: | AC 250 V ~ |
Min. switching current AC: | 100 mA |
Switching current AC1 (cos ϕ > 0.8): | 16 A |
Switching current AC3 (cos ϕ < 0.8): | 6 A |
Fluorescent lamps: | 16 AX |
Switch-on current 200 µs: | max. 800 A |
Switch-on current 20 ms: | max. 165 A |
Switching voltage DC: | DC 12 ... 24 V |
Switching current DC 24 V: | 6 A |
Connected load, 230 V | |
Ohmic load: | 3000 W |
Blind / Fan motors: | 1380 VA |
Lamp loads 230 V | |
Incandescent lamps: | 3000 W |
HV halogen lamps: | 2500 W |
HV LED lamps: | max. 400 W |
Electronic transformers: | 1500 W |
Inductive transformers: | 1200 VA |
Fluorescent lamps T5/T8 | |
non-compensated: | 1000 W |
parallel compensated: | 1160 W / 140 µF |
lead-lag circuit: | 2300 W / 140 µF |
Compact fluorescent lamps | |
non-compensated: | 1000 W |
parallel compensated: | 1160 W / 140 µF |
Mercury vapour lamps | |
non-compensated: | 1000 W |
parallel compensated: | 1160 W / 140 µF |
Electrothermal valve drives | |
Cycle time: | min. 15 min |
Connection, load | |
Connection mode: | screw terminals |
single wire: | 0.5 ... 4 mm² |
stranded without ferrule: | 0.5 ... 4 mm² |
stranded with ferrule: | 0.5 ... 2.5 mm² |
Inputs | |
Rated voltage: | DC 3.3 V SELV |
Signal duration: | min. 100 ms |
NO contacts: | max. 50 |
NC contacts: | max. 50 |
Cable length: | max. 30 m |
For cable lengths > 3 m, use shielded cables. | |
Connection, inputs: | |
Connection mode: | screw terminals |
single wire: | 0.08 ... 1.5 mm² |
stranded without ferrule: | 0.08 ... 1 mm² |
stranded with ferrule: | 0.14 ... 0.5 mm² |
Mounting width: | 72 mm (4 rail units) |
3 YEARS