Firmware Update for Therapy Devices
With the help of our software LÖWENSTEINupdate (formerly WEINMANNupdate) you can perform the firmware update.
You can order the LÖWENSTEINupdate package directly from Löwenstein Medical Technology (article number WM27220).
If you already have WEINMANNupdate, you will find the latest software below:
| Software |
Current Version |
Change |
|
| LÖWENSTEINupdate |
V 1.17 |
- Compatibility with Windows 10
|
Download
(zip / 143 MB)
|
You can download our latest firmware from here:
Sleep Therapy
Here you can find the official firmware for all prisma LINE therapy devices. Save the specific file on a SD Card.
DO NOT change the file name or the file.
Insert the SD Card into the device and follow the instruction on the prisma device screen. Remove the SD Card after the update.
Due to local regulations, you are responsible to use only firmware versions that are approved in your country.
| Device |
Current firmware version |
Change |
Download current
firmware version |
Current firmware version
not approved in |
Download older
firmware version |
prismaLINE
Typ WM 100 TD |
V 5.07.0002 |
- Extension barometer support
|
Download V 5.07.0002
(zip)
|
Singapore V 5.5.0022
Sri Lanka V 5.01.0013
|
Download V 5.5.0022
(zip)
|
prisma SOFT max,
prisma SMART max
Typ WM 090 TD
Serial number range:
26000000 - 26999999 |
V 3.17.8 |
This patch addresses the disconnections between the therapy device and prisma CLOUD
that occurred with firmware 3.17.6 in some regions.
For further information please contact our Technical Service.
|
Download V 3.17.8
(bin)
|
|
Download V 3.17.6
(bin)
|
prisma SOFT plus,
prisma SMART plus
Typ WM 090 TD
Serial number range:
26000000 - 26999999 |
V 3.17.8 |
This patch addresses the disconnections between the therapy device and prisma CLOUD
that occurred with firmware 3.17.6 in some regions.
For further information please contact our Technical Service.
|
Download V 3.17.8
(bin)
|
|
Download V 3.17.6
(bin)
|
prisma SOFT
prisma SMART
Typ WM 090 TD
Serial number range:
25000000 - 25999999 |
V 3.17.8 |
This patch addresses the disconnections between the therapy device and prisma CLOUD
that occurred with firmware 3.17.6 in some regions.
For further information please contact our Technical Service.
|
Download V 3.17.8
(bin)
|
|
Download V 3.17.6
(bin)
|
prisma SOFT
prisma SMART
Typ WM 090 TD
Serial number range:
28000000 - 28999999 |
V 3.7.12 |
- General device optimization
For more information please contact our Technical Service.
|
Download V 3.7.12
(bin)
|
|
|
prisma SOFT
prisma SMART
Typ WM 090 TD
Serial number range:
400000 - 999999 |
V 3.7.12 |
- General device optimization
For more information please contact our Technical Service.
|
Download V 3.7.12
(bin)
|
|
|
Overview Firmware Version and Changes (Sleep Therapy and Ventilation)
Ventilation (LUISA)
Here you can find the official firmware for all LUISA ventilators.
Save the specific file on a USB-C flash drive.
DO NOT change the file name or the file.
Insert the USB-C flash drive into the device and follow the instruction on the LUISA
ventilator screen. Remove the USB-C flash drive after the update.
| Device |
Current Firmware
Version |
Change |
Download current
firmware version |
Current firmware version
not approved in |
Download older
firmware version |
LUISA
Type LM150 TD |
v1.13.0019 |
General device optimization and debugging.
For further information, please contact our Technical Service.
|
Download v1.13.0019
(hex / 159 MB)
|
|
Download v1.13.0006
(hex / 158 MB)
|
Ventilation (prisma VENT)
Here you can find the official firmware for all prisma VENT therapy devices.
Save the specific file on a SD Card.
DO NOT change the file name or the file.
Insert the SD Card into the device and follow the instruction on the prisma device screen.
Remove the SD Card after the update.
| Device |
Current Firmware Version |
Change |
Download current
firmware version |
Current firmware version
not approved in |
Download older
firmware version |
prisma VENT
Type WM 110
Type WM 120 |
V 3.9.0017 |
General device optimisation
For further information please contact our Technical Service.
|
Download V 3.9.0017
(zip / 31 MB)
|
Japan
(version 3.5.0022 instead)
|
Download V 3.05.0022
(zip / 31 MB)
|
| prisma30ST / 30ST-C / 30ST-HFT |
|
Information
Please use the current Firmware for our prismaLINE devices and follow the important notes -
pls. see Sleep Therapy overview
|
Ventilation VENTI devices)
Here you will find the official firmware for all VENTI therapy devices.
Download the firmware file and unpack it in your destination folder. For the update you will also need the LÖWENSTEINupdate tool,
which you can find at the top of the page. For the update tool only the WMU file of the firmware is allowed.
| Device |
Current Firmware Version |
Change |
|
VENTIlogic LS
VENTIlogic plus
from production date 24.04.2025 |
V 3.13.5
|
- Support of alternatieve batteries
useable from SN 10.000
For more information please contact our Technical Service.
|
Download V 3.13.5
(zip / 1,15 MB)
|
VENTIlogic LS
VENTIlogic plus
up to device number 9.999 |
V 2.11.3 |
- Stability and performance optimization
- Vt min alarm now "High-priority alarm"
For more information please contact our Technical Service.
|
Download
(zip / 1 MB)
|
| VENTImotion 2 |
V 2.09 |
- Additional language support (Korean and Russian)
- Bug-fix display duration of therapy when device stops
For more information please contact our Technical Service.
|
Download
(zip / 0,4 MB)
|
Overview Firmware Version and Changes (Sleep Therapy and Ventilation)
Firmware Update for Accessories
You can update the firmware for the remote setting software SOMNOadjust if you have the required update set.
Unfortunately, you can no longer order the set.
The current firmware can be downloaded from here.
You may instead send your SOMNOadjust to Löwenstein Medical Technology and we'll make the update for you.
The firmware update for accessories contains the following change:
| Current Firmware Version |
What has been changed |
|
| V 21.0 |
Improvement of language selection |
Download
(zip / 1,35 MB)
|
You will need one of the following programs to unzip the files:
WinRar, WinZip, 7-Zip
If you have any trouble downloading the file, please contact Technical Service.
|
