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WEINZIERL ENGINEERING GmbH 

EN 

2013-08-14 

Page 1/11 

 

KNX ENO 634 (32-channel AP) 

Bidirectional-Gateway between EnOcean and KNX-Bus 

 
Operating and installation instructions 

 

 

Fig. 1: KNX ENO 634 

 
 

Application

 

 

The KNX ENO 634 is a bidirectional gateway between 
EnOcean radio devices and the KNX bus. It transfers 
commands  and  measured  values  of  EnOcean  wire-
less  sensors  to  the  KNX  bus,  for  example,  to  control 
KNX  actuators.  EnOcean  wireless  actuators can  also 
be  controlled  via  KNX.  The  EnOcean  communication 
is  based  on  the  EnOcean  Equipment  Profiles  (EEP). 
This profile is usually specified in the data sheet of the 
EnOcean  device.  For  the  controlling  of  EnOcean  ac-
tuators  corresponding  EEPs  are  emulated.  This 
means that the gateway sends radio telegrams like a 
push  button  or  a  window  contact.  In  addition  the 
gateway supports logical and control functions and in-
cludes radio-repeater functionality. The KNX ENO 634 
is  divided  in  32  channels.  Each  channel  can  be  as-
signed to one of the following functions: 
 

 

Link from EnOcean sensor to KNX 

 

Switch functions 

Switching 

Dimming 

Shutter 

Scene 

 

Window handles 

 

Window contacts 

 

Access card switches 

 

Press switches 

 

Temperature sensors 

 

Humidity sensors 

 

Light sensors 

 

Presence sensors 

 

Gas sensors 

 

Room control panels 

 

Automated meter devices 

 

Environmental sensors 

 

Digital inputs 
 

 

Link from KNX to EnOcean actuator 

 

Switch 

 

Dimmer 

 

Shutter 

 

HVAC actuators (valves) 

 

 

Control / logic 

 

Timer 

Switch-on delay 

Switch-off delay 

 

Control 

2-point regulator 

Continuous regulator 

Heat requisition 

Lighting control 

 

Logical functions 

Gates (e.g. AND, OR, XOR) 

Flip-flop (Toggle) 

 

Special 

Trigger 

Valuator 

Watchdog 

 
The configuration of the device and the channels is 
performed using the ETS software via the KNX-Bus.

 

To configure the wireless components the keys and 
the display in the device are used. 

Summary of Contents for KNX ENO 634

Page 1: ... gateway supports logical and control functions and in cludes radio repeater functionality The KNX ENO 634 is divided in 32 channels Each channel can be as signed to one of the following functions Link from EnOcean sensor to KNX Switch functions Switching Dimming Shutter Scene Window handles Window contacts Access card switches Press switches Temperature sensors Humidity sensors Light sensors Pres...

Page 2: ...er Deleting links for RF sensors and Deleting links for RF actua tors Key press T1 short Exit Leave channel linking mode Key press T2 long Add Start linking mode Refer to chapter Linking mode for sensors and Linking mode for actuators Key press T2 short Active Activate or change the channels 1 32 Key press T3 Activate KNX Prog mode The KNX device can now receive a new individual ad dress Refer to ...

Page 3: ...handles RPS after 3 tel must be selected The sensor has to send three telegrams within 10 se conds to be linked The link mode is terminated by a short press of the left key T1 as well as automatically after 5 minutes without operation Quick guide linking mode for RF sensors 1 T2 short press to select the desired channel 2 T2 long press to activate the learning mode Wait for ENO 3 Activate the lear...

Page 4: ...n telegram will be compared to see if it has been assigned to a Channel If so the channel is shown shortly in a matrix on the LCD display De pending on the configured function there will be one or more telegrams sent on the bus The gateway only sends telegrams to the KNX bus when a correspond ing EnOcean telegram has been received If an EnOcean telegram is not assigned to any channel only the sign...

Page 5: ...ush if the actu ator supports this Comm Object Type KNX Size Channel Scene 18 001 1 Biyte Other switches and contacts Fig 8 Other switches and contacts In the submenu Other switches and contacts window contacts window handles key card switches and pressure switches can be integrated For window handle sensors three states can be de tected Window is open tilted or closed When turn ing the handle in ...

Page 6: ...is available as a 2 byte float value Comm Object Type KNX Size Channel Lux 9 004 2 Byte Presence sensors Fig 12 Occupancy sensors In this section presence sensors and motion detectors can be integrated Comm Object Type KNX Size Channel presence 1 018 1 Bit Light Temperature und occupancy sen sors Fig 13 Light Temperature und occupancy sensors Light intensity and temperature are each mapped to a co...

Page 7: ...076 4 Byte Channel Current water l h 9 025 2 Byte Environmental and weather sensors Fig 17 Environmental sensors The following environmental sensor types can be pro grammed Weather station sunlight northern hemi sphere date time and day direction and geographic position Depending on the setting there are different communication objects for each sensor type Weather station Comm Object Type KNX Size...

Page 8: ...le contact input On or off will be sent Comm Object Type KNX Size Channel Window open 1 019 1 Byte HVAC Actuator for valve drive Fig 21 HVAC actuator In this configuration battery operated heating and air actuators can be controlled The temperature values sent by the actuator will be sent to the bus A tele gram is sent when the EnOcean device signals a low battery Battery operated heating and vent...

Page 9: ...automatic control A typical application for the fully automatic control is the lighting of a corridor The light is turned on in presence when the current brightness value is below the threshold By manual operation the light can be switched on or off for a specific time Semi automatic control The semiautomatic mode allows the user or residents to turn the lights on and off manually The semi automat...

Page 10: ...r level corresponding to the config ured condition Is this condition is fulfilled the value 1 will be sent via the output datapoint Comm Object Type KNX Size Channel Trigger value in A D 5 000 1 Byte Channel Trigger binary out A D 1 001 1 Bit Trigger float Up to 2 float triggers can be implemented on one channel The trigger compares the input value with the configured trigger level corresponding t...

Page 11: ...d data is displayed also in hexadecimal cod ing in the second numeric part If a message is sent by the gateway it is displayed in the first position of the line with an S The ID used by the gateway and the transferred data are also shown Fig 27 EnOcean bus monitor KNX bus monitor The KNX bus monitor displays the messages at the object level Therefore only group telegrams are visi ble which address...

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