Elgas miniELCOR, Руководство по эксплуатации, Страница: 3 / 131

TABLE OF CONTENTS
1 Introduction ............................................................................................. 1
1.1 Basic device description ........................................................................................ 1
1.2 Function principle .................................................................................................. 2
1.3 Device dimensions ................................................................................................. 7
2 Device technical description ..................................................................... 7
2.1 Device architecture ............................................................................................... 7
2.2 Device power supply ............................................................................................. 8
2.3 Security marks ..................................................................................................... 11
2.4 Product label ....................................................................................................... 13
3 Safety instructions ................................................................................... 14
3.1 General ............................................................................................................... 14
3.2 Use in potentially explosive atmospheres ........................................................... 14
3.3 Risks of usage ...................................................................................................... 14
3.4 Special conditions of use ..................................................................................... 15
3.5 Using device variants for different groups of gas ................................................. 15
4 Metrology characteristics ........................................................................ 16
4.1 Measuring temperature ...................................................................................... 16
4.2 Measuring pressure ............................................................................................. 16
4.3 Compressibility calculation .................................................................................. 17
4.4 Volume measuring and calculation ...................................................................... 18
5 Connecting inputs and outputs ................................................................ 21
5.1 Inputs .................................................................................................................. 21
5.2 Outputs ............................................................................................................... 25
5.3 Adding of another pressure or temperature transducer ...................................... 26
6 Communication with device .................................................................... 29
6.1 RS ‐ 232 and RS ‐ 485 interfaces .............................................................................. 29
6.2 Optical interface IEC ‐ 1107 ................................................................................... 31
7 Description of function ............................................................................ 33
7.1 Measurand marking ............................................................................................ 33
7.2 Instantaneous values ........................................................................................... 33
7.3 Archives .............................................................................................................. 34
7.4 Device parameterization ..................................................................................... 37
7.5 Other device functions ........................................................................................ 38