1

Plastic housing

12

For future use

2

Battery cover

13

14

15

16

COM1 interface

COM2 interface

COM3 interface

COM4 interface

3

LEDs for communication and state

4

Service button (ID on network and WLAN on/off)

5

2-port Ethernet switch
(with 2 LEDs per port for display purposes)

6

Ethernet port (for service tool access)

7

For future use

17

DIP switches for bus termination and polarization

8

Power supply

18

QR code for default WLAN access
Description in technical data

9

Digital input (for future use)

19

Date / series and serial number

10

Data matrix code

20

Slider for mounting on enclosure DIN rails

11

Snap on power and communication connector with protective cover for TX-I/O modules

22

Holes for direct enclosure mounting

LED displays

Activity

LED

Color

Activity

Function

Ethernet
1...3

Green

Steady ON
Steady OFF
Flashing

Link active
No connection
Network traffic

Yellow

Steady ON
Steady OFF

Link 100 Mbps
Link 10 Mbps

 

 

 

 

 

 

 

 

 

 

 

RUN

Green

Steady ON
Flashing

Device operational
Device not operational

Red

Steady OFF
Steady ON
Rapid flashing

OK
HW or SW fault
Firmware or application missing/corrupted

Blue

Steady ON
Steady OFF

Future use, currently unsupported

BAT

Red

Steady OFF
Steady ON

Optional battery OK
Optional battery empty - replace

TXM

Yellow

Flashing
Steady OFF

Communication
No communication with TXM modules

SVC

Red

Steady OFF
Flashing

OK
Device not configured

Flashing after wink command

Device ID after receipt of wink command

WLAN

Blue

Steady OFF

Steady ON

Flashing

WLAN inactive

WLAN active and at least one WLAN client connected

WLAN active and no WLAN client connected

COM…

Yellow

Flashing

Steady OFF

Communication
(TX: Transmit, RX: Receive)
No communication to subsystem

KNX

Yellow

 

For future use

M-bus

 

 

For future use

Service button

 

Short press (< 1 s)

Long press (> 3 s)

Identification in the network

WLAN enable/disable
WLAN disables automatically after 10 minutes if no client is connected

NOTE: Optionally, for cybersecurity reasons, the WLAN port can be permanently disabled in DT+ configuration.

Factory reset

  1. Power off the device.
  2. Power on the device.
  3. Wait until all LEDs light up and turn off again, then press the Service button.
  4. Keep the Service button pressed until all LEDs light up, then release the button.
    All LEDs go off, the device restarts.
  5. Wait until the device has fully started – unconfigured (green RUN LED and red SVC LED are flashing)