Lufft CHM 15k Cloud Height Sensor Manuals

Manuals and User Guides for Lufft CHM 15k Cloud Height Sensor. We have 1 Lufft CHM 15k Cloud Height Sensor manual available for free PDF download: User Manual

Lufft CHM 15k User Manual

Lufft CHM 15k User Manual (73 pages)

Celiometer

Brand: Lufft | Category: Measuring Instruments | Size: 2 MB

Table of Contents

Table of Contents
2
General Information
4
Symbols Used
5
Safety
5
Standards and Directives
5
Safety Instructions for the Laser System
5
Requirements for the Personnel
5
Safety Instructions for Transport, Installation, Commissioning and Cleaning
5
Description of Precautionary Statements
6
Description of Warning Symbols
6
Description of the Warnings
6
Product Labeling CHM 15K
7
Designated Use
7
Technical Data
8
Ordering Information
8
Technical Description
11
Construction of the CHM 15K
11
Functional Units of the Inner Housing
12
Functional Diagram
12
Function Control and Device Status
13
Transport / Scope of Delivery
14
Installation
15
Installing the CHM 15K
15
Preparatory Work
15
Installing on the Foundation
16
Electrical Installation
19
Commissioning and Decommissioning
22
Starting up with the RS485 Connection
22
Starting up with the LAN Connection
23
Shutdown
24
Disposal
25
Communication Via RS485 & Ethernet
26
List of Configurable Parameters
26
Device Configuration with RS485
31
Reading out a Parameter
31
Setting a Parameter
31
Changing the Baud Rate
31
Restarting the Embedded System / Resetting to Factory Settings
32
Changing Time Settings
32
Automatic Output Mode
33
Polling Mode
33
Data Query RS485
33
Standard Data Telegram
34
Extended Data Telegram
35
Raw Data Telegram
38
Additional Data Telegrams
40
Structure of the Netcdf Format
40
General
40
Basic Principles
40
File Names
40
Format Structure
41
Status Code
44
Escalated Status Codes
45
Firmware Update
47
Communication Via Ethernet Web Interface
48
Device Overview and Access Rights (Device Tab)
48
Access to Measurement Data (Netcdf Files, Viewer)
49
Configuring the CHM 15K (Config Tab)
50
Status and Error Messages (Process Warnings)
52
Time Server
53
AFD Mode
53
Telegram Via Ethernet
55
Netcdf File Tools
55
Data Evaluation / Sky Condition Algorithm (SCA)
56
Laser Remote Sensing
56
Preparation of the Measured Data
56
Cloud Ceilings / Cloud Base Heights
57
Cloud Penetration Depths
57
Parameters for Data Evaluation
58
Determination of the Maximum Detection Range (MXD)
58
Vertical Optical Visibility (VOR)
58
Cloud Cover (BCC / TCC)
59
Aerosol and Mixing Layer Height
59
Precipitation and Fog
59
Sky Condition Index (SCI)
62
Cleaning, Maintenance and Service Instructions
63
Cleaning
63
Maintenance Intervals and Measures
65
Appendix
67
CHM 15K Device Hardware Version
67
CHM 15K Software Version
67
Index of Figures
71
Index of Tables
72

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