LEGRAND 0 026 72 Manual Download Page 11

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Technical data sheet: S000114123EN-1 

Updated: 

Created: 18/01/2021

Cat. No(s): 0 026 72/73/74/76/78/79

KNX controller multi-application DIN

   7 .  COMMUNICATION OBJECTS (continued)

7 .5 "Enable Input a…s" parameter (continued)
7 .5 .2 "a - Switch Dim Sensor" parameter

You can use the corresponding input to switch the light on or off or 

dim it. When dimming, dimming up or dimming down is carried out via 

the 4 bit dimming object; the parameters for the dimming steps can be 

set. In addition, you can also transmit the corresponding dimming step 

cyclically for a period of time that can be set as required.

Connected contact type

  normally closed

*normally open

The contact type of the push button attached to the channel is 

adjusted here.

Dimming functionality

  Dimming and switching

*Only dimming

• This parameter is select “

Dimming and switching

”;

If the dimming actuator was switched on by a short push button 

action, then it is dimmed brighter/darker by the first long push button 

action.

• This parameter is select “

Only dimming

”;

The advantage of the “Only dimming” function is that no distinction 

is between short and long actuation. It is not necessary to wait for a 

long actuation.

Reaction on short operation

  ON

  OFF

*TOGGLE

  no reaction

This parameter is visible if there is selected “

Dimming and switching

” 

operation.
When the push button is pressed briefly the value currently stored in 

the switching object. An ON or OFF telegram is only generated when 

the push button is released. (Falling edge)

Reaction on long operation

*Dim BRIGHTER

 

 Dim DARKER

  Dim BRIGHTER/DARKER

With the long push button action, the light becomes brighter 

or darker depending on the object value and the last controlled 

dimming direction.
A long operation changes the value of the object “Dimming”.

Long operation after

*0,3s

…10s

This parameter is visible if the parameter value is set “Dimming and 

switching”. Long press period is select here.

Dimming mode

*start-Stop dim

 

 dimming steps

• “

Start- Stop dim

”: It starts the dimming process with a telegram 

BRIGHTER or DARKER. In addition, button releases than STOP-

dimming telegram sends. Cyclic sending telegram is not necessary 

in this case.

• “

Dimming steps

”: The dimming telegram is sent cyclically during a 

long operation. STOP telegram sends at the end of operation.

Brightness change on every sent telegram

%100…

*%6,25

…%1,56

This parameter is only visible with the “Dimming steps” options. This 

parameter is cyclically sent with every dim telegram.

   7 .  COMMUNICATION OBJECTS (continued)

7 .5 "Enable Input a…s" parameter (continued)
7 .5 .2 "a - Switch Dim Sensor" parameter (continued)

Transmission cycle time: 

Telegram is repeated every

0,3s…

*0,5s

…10s

This parameter is only visible with the “

Dimming steps

” options. The 

cycle time for sending corresponds with the time interval between 

two telegrams during cyclical sending.

Debounce time 

10ms…

*50ms

…150ms

Debounce uses the input, which means checking twice in a short 

period to make sure it is definitely pressed.

7 .5 .3 "a - Blind Sensor" parameter

The dual surface shutter function triggers shutter actuators, which 

can adjustment shutter and blind. You can rise the shutter/adjust the 

lamella using a single key and lower the shutter/adjust the lamella using 

a second key surface blind operation. Every shutter actuator controls 

with a 0-signal the up movement and a 1-signal down movement.

Operating functionality of the blind

* 1 push-button, short=stepping, 

long=moving

   1 push-button, short=moving, 

long=stepping

  1 push-button-operation, moving 

  1 switch-operation, moving

  2 push-button, standard

  2 switch-operation, moving

  2 push-button, moving

  2 push-button, stepping

Description is below the table.

• 

1 button, short=stepping, long=moving

Short operation

Stop / lamella adjustment 

The stop/lamella adjustment object is for 

the adjustment opposite direction to the last 

movement of the lamella. In additional it stops a 

running movement of the shutter.

Long operation

Shutter up / Shutter down

Long press is opposite direction to the last 

movement for moving the shutter up or down.

• 

1 button, short= moving, long= stepping

Short operation

Shutter up / Shutter down

Long press is for moving the shutter up or down.

Long operation

Stop / lamella adjustment 

The stop/lamella adjustment object is for 

the adjustment opposite direction to the last 

movement of the lamella. In additional it stops 

a running movement of the shutter. Long press 

detects than stop/lamella adj. communication 

object sends periodically.

• 

1 button operation, moving

On operation

This property is for moving only shutters up 

or down. Each press this commands send 

sequence:

Move UP 

Stop/lamella adj. UP 

  

Move DOWN 

 Stop/ lamella DOWN

CONTENTS

Summary of Contents for 0 026 72

Page 1: ...ch Sensor parameter 10 7 5 2 a Switch Dim Sensor parameter 11 7 5 2 a Switch Dim Sensor parameter continued 11 7 5 3 a Blind Sensor parameter 11 7 5 4 a Value Forced Operation parameter 12 7 6 Enable...

Page 2: ...n parameter 23 7 10 2 A B1 Status Message parameter 24 7 10 3 A B1 Automatic Operation parameter 25 7 10 4 A B1 Direct Mode parameter 25 7 11 Function Chart 26 7 12 Object Description 26 7 12 1 Genera...

Page 3: ...ut x4 AC Blind x2 DC Blind x1 2 Point valve x2 3 point valve x2 Suitable for switching resistive capacitive and inductive loads as well as fluorescent lamp loads according to EN 60 669 A single switch...

Page 4: ...4123EN 1 Updated Created 18 01 2021 Cat No s 0 026 72 73 74 76 78 79 KNX controller multi application DIN 4 CONNECTION 0 026 72 73 AC Motor D2 NA Fan1 Fan2 Fan3 4 CONNECTION continued 0 026 74 AC Moto...

Page 5: ...ted 18 01 2021 Cat No s 0 026 72 73 74 76 78 79 KNX controller multi application DIN 4 CONNECTION continued 0 026 76 AC Motor AC Motor DC Motor F G DC Motor F G 4 CONNECTION continued 0 026 78 79 AC M...

Page 6: ...S4 or higher Important A detailed information about parameter configuration can be found in Product Manual of device Installation and commissioning of device may only be implemented by trained electri...

Page 7: ...100 1 bit CW 98 Output A1 Staircase lighting duration 7 007 2 byte CRW Output A Output A B Move to position height 0 255 5 001 1 byte CW Fan A B1 Switch speed 3 1 001 1 bit CW Control input Fault con...

Page 8: ...e sent freely within a period Note If the value of the object cannot be sent in the time of a period The object is buffered for the next period time The buffered object will be updated if the object v...

Page 9: ...valuate the transmitted scene address and switches the output to the stored scene value A scene is activated when it receives its scene number at the scene object The storing of the current channel va...

Page 10: ...is distinction between short and long operation The contact type of the push button attached to the channel is adjusted here Cyclic transmission of object no switch OFF switch ON always This paramete...

Page 11: ...operation STOP telegram sends at the end of operation Brightness change on every sent telegram 100 6 25 1 56 This parameter is only visible with the Dimming steps options This parameter is cyclically...

Page 12: ...op command is sent such as STOP Lamella adj UP or STOP Lamella adj DOWN 1 Shutter MOVE UP STOP Lamella UP 2 Shutter MOVE DOWN STOP Lamella DOWN 2 button stepping On operation Stop lamella adjustment T...

Page 13: ...n shutter blind DC fan coil valve control individually Both output group can be combined into one DC blind In DC blind operation the four relay contacts of the device can be used to control electrical...

Page 14: ...bus voltage return Behavior bus voltage failure keep position open contact close contact When the bus voltage fails the device set the wanted switching state of the output The relay can be open close...

Page 15: ...mber of pre warning and time for pre warning interval The warning function is for warning that the staircase lighting time run out and the lights are switched off soon In the warning lights short turn...

Page 16: ...B General parameter continued Behavior after ETS programming or after ETS reset Behavior bus voltage failure no reaction up down stop position 1 2 3 4 approach position This parameter can be used to c...

Page 17: ...e Trigger reference movement communication object is visible The reference movement is triggered via this communication object In long time slight inaccuracies can occur so the upper and lower end pos...

Page 18: ...This function allows you set a height position or slat position directly using with communication object Enable communication objects Move to pos Height Move slat 0 255 no yes The communication Move t...

Page 19: ...havior in case of rain alarm Behavior in case of frost alarm no reaction up down stop position 1 position 2 position 3 position 4 individual position When the alarm is activated the blind moves this p...

Page 20: ...tion communication object is updated After the bus voltage return forced position function set to the parametrized position Set the parameter to no forced position active The forced operation is deact...

Page 21: ...ING is deactivated Set the parameter to 1 When the telegram is received 1 HEATING operation is activated COOLING is deactivated Monitoring control valves yes no This parameter activate the thermostat...

Page 22: ...vel time This time is maximum one minute Valve limitation yes no The limitation of the control value limits the height of the control value The limitation is activated when a value is chosen which is...

Page 23: ...ons Thus initially the number of fan levels required for the connected devices can be defined The number of fan levels can be specified separately for each fan coil channel Controlling the fan levels...

Page 24: ...ime has elapsed 7 COMMUNICATION OBJECTS continued 7 10 Fan Coil parameter continued 7 10 2 A B1 Status Message parameter Enable communication object Status fan speed x 1 bit yes no The data format for...

Page 25: ...peed In s 0 65535 0 65535 This parameter defines the dwell time for a fan speed of the fan until it switches to the next higher or lower fan speed 0 no delay time for switching 7 COMMUNICATION OBJECTS...

Page 26: ...x Des 1 0x00 0 0x80 128 2 0x01 1 0x81 129 3 0x02 2 0x82 130 4 0x03 3 0x83 131 5 0x04 4 0x84 132 6 0x05 5 0x85 133 7 0x06 6 0x86 134 8 0x07 7 0x87 135 9 0x08 8 0x88 136 10 0x09 9 0x89 137 11 0x0A 10 0x...

Page 27: ...d operation 1 byte 0 255 DPT 5 001 brightness value 2 byte 32768 32767 DPT 7 001 signed value 2 byte 0 65535 DPT 8 001 unsigned value 4 byte float value DPT14 068 temperature 4 byte 0 4294967295 DPT12...

Page 28: ...or 4 104 Trigger reference movement Output A DTP 1 008 1 bit CW This object is triggered the reference movement If the telegram is received the blind is moved up or down end position Then the blind c...

Page 29: ...OMMUNICATION OBJECTS continued 7 17 Fan Object Description No Object name Name DTP Type Length Flags 95 Fan speed switch Fan DPT 5 010 1 byte CW This object is used to switch on fan speed via 1 byte o...

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