Lufft SHM31 - Page 2

Snow depth sensor SHM 31, V2.1
D
ear User,
P
lease read this user manual carefully before commissioning the SHM 31 snow depth sensor. We reserve the right
to further develop this device in line with technical progress.
OTT HydroMet Fellbach GmbH
Gutenbergstrasse 20
70736 Fellbach
Germany
P
hone: +49 711 51822-0
Hotline: +49 711 51822-52
Fax: +49 711 51822-41
Email: met-info@otthydromet.com (Sales, Repairs)
Email: met-service@otthydromet.com (Technical Support)
T
his manual was published in: June 2023
Document number: 48.7230-SHM31EN
Date
Issue
Change log
30/04/2017
Rev. 1.0
Published for the first time
08/05/2018
Rev. 1.3
Sections 7 and 11 revised; various minor changes
20/06/2018
Rev. 1.4
Modbus section inserted
08/11/2018
Rev. 1.9
‘SDI-12 for v1.4’ section extended; various revisions
30/06/2023
Rev. 2.1
Safety instructions, new data telegrams, various revisions
T
his manual is protected by copyright. No part of this manual may be reproduced in any way (by photographing,
photocopying, etc.) or processed, duplicated or distributed using electronic systems without the written consent of
OTT HydroMet. The manual has been edited with due care. No liability is accepted for damage resulting from
failure to observe the information contained in this manual.
We reserve the right to adapt the manual in line with the device’s technical further development.