sewerin VARIOTEC 450 EX Manuals

Manuals and User Guides for sewerin VARIOTEC 450 EX. We have 1 sewerin VARIOTEC 450 EX manual available for free PDF download: Operating Instructions Manual

sewerin VARIOTEC 450 EX Operating Instructions Manual

sewerin VARIOTEC 450 EX Operating Instructions Manual (104 pages)

Brand: sewerin | Category: Measuring Instruments | Size: 1 MB

Table of Contents

Table of Contents
5
1 General

9
- Warranty
  9
- Purpose
  10
- Intended Use
  11
- General Safety Information
  12
- Allocation of Tasks to Applications
  13
2 Features

14
- Visual and Audible Signals
  14
- Sensors
  16
- Explosion Protection
  17
- Passive Explosion Protection
  17
- Active Explosion Protection
  18
3 Operation

19
- General Information on Operation
  19
- Keys and Jog Dial
  19
- Selecting/Exiting Menus and Menu Items
  20
- Switching the Device on
  20
- Selecting/Switching Application
  22
- Differences between Measuring Mode and Settings Mode
  23
- Measuring Mode
  24
- Accessing the Menu (Measuring Mode Menu Structure)
  25
- Zero Point
  26
- Inspection above Ground
  27
- Measuring in Bar Holes
  28
- Ethane Analysis
  29
- General Information on Ethane Analysis
  30
- Purging the Detector
  32
- Carrying out an Ethane Analysis
  33
- Evaluating an Ethane Analysis
  34
- Enclosed Spaces
  37
- House
  38
- Gas Measuring
  39
- Warning %LEL
  40
- Warning Extox
  41
- Settings
  43
- Start/Stop/Save a Measurement
  43
- Protocols
  45
- Device Inspection
  46
- Gas Type Cxhy
  46
- Device Information
  47
- Settings
  47
- Opening Settings
  47
- Settings Menu Structure
  49
- Adjustment
  50
- System
  52
- Alarms
  54
- Date/Time
  54
- Memory
  54
4 Power Supply

56
5 Maintenance

61
- Device Inspection
  61
- General Information on the Device Inspection
  61
- Scope
  61
- Frequency
  62
- Documentation
  63
- Integrated Device Inspection
  63
- Order
  64
- Test Gases for the Device Inspection
  64
- Carrying out the Device Inspection
  66
- Accessing the Device Inspection
  66
- Concluding the Device Inspection
  67
- Testing the General Status
  68
- Housing
  69
- Signals
  69
- Probe
  69
- Filter
  70
- Pump
  70
- Testing Indication Accuracy with Supply of Fresh Air
  70
- Testing Indication Accuracy with Supply of Test Gas
  71
- Adjustment
  73
- Scope
  73
- Test Gases for the Adjustment
  74
- Special Features of Adjustment with Gas Mixture
  75
- Preparation
  76
- Performing the Adjustment
  76
- Adjusting the Zero Point
  76
- Adjusting the Sensitivity
  77
- Carrying out an Oxygen Adjustment
  78
- Adjusting the Zero Point for Oxygen
  78
- Adjusting the Sensitivity for Oxygen
  80
- Servicing
  80
6 Faults

81
7 Appendix

82
- Specifications and Permitted Operating Conditions
  82
- Alarms
  83
- Features
  83
- Occupational Exposure Limits (Oels) and Excess Factors (STEL and LTEL)
  86
- Alarm Thresholds (Factory Settings)
  86
- Setting Ranges for Gas Types
  87
- Limit Values for the Device Inspection
  87
- Memory Capacity
  88
- Sensors
  89
- Gas-Sensitive Semiconductor (SC)
  89
- Catalytic Combustion Sensor (CC)
  90
- Thermal Conductivity Sensor (TC)
  90
- Electrochemical Sensors (EC)
  91
- Oxygen O
  91
- Carbon Monoxide CO
  91
- Technical Information
  92
- Sensitivity of the Catalytic Combustion Sensor
  92
- Identification Sticker (Back of Device)
  92
- Cleaning
  92
- Electrostatic Charge
  93
- Accessories and Consumables
  94
- EU Declaration of Conformity
  95
- Inspection Protocol
  96
- Advice on Disposal
  98
- Terminology and Abbreviations
  99
- Referenced Documents
  100
8 Index

101

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