Technical and instalation
manual FLOW 38 Batch Page 2 (of 49) COMAC CAL s.r.o.
Content
Content .................................................................................................................................................. 2
Description of device ............................................................................................................................ 5
Scope of delivery ................................................................................................................................... 5
Storage conditions ................................................................................................................................ 6
Warranty ............................................................................................................................................... 6
Installation in pipeline.......................................................................................................................... 7
Important information for selection of location ................................................................................. 7
Outdoor conditions ............................................................................................................................. 7
Sources of disturbances ...................................................................................................................... 7
Vibration ............................................................................................................................................. 7
Actual location ................................................................................................................................... 7
Installation examples .......................................................................................................................... 9
Recommendations .............................................................................................................................. 9
Actual installation in pipeline ............................................................................................................ 10
Installation position .......................................................................................................................... 11
Measurement error caused by incorrect mounting installation ........................................................ 11
Installation in piping and placement of measuring electrodes in flow sensor.................................. 12
Tightening torques ............................................................................................................................ 12
Table with tightening torques for screws/bolts (EN 1092-1): .......................................................... 14
Seal ................................................................................................................................................... 16
Earthing ............................................................................................................................................ 16
Earthing rings ................................................................................................................................... 17
Electrodes ......................................................................................................................................... 17
PTFE, PFA and ETFE lining ............................................................................................................ 17
High temperature pipeline and High temperature medium .............................................................. 18
Installation check .............................................................................................................................. 18
Wiring ............................................................................................................................................... 18
Important information ....................................................................................................................... 19
Flow sensor connecting cable........................................................................................................... 19
Evaluation unit ................................................................................................................................. 19
Installation of the meter's detached evaluation unit ....................................................................... 20
Wall mounting .................................................................................................................................. 20
Meter wiring of batching unit ........................................................................................................... 21
Electrical connection of the meter .................................................................................................... 22
Impulse output .................................................................................................................................. 22
Buttons START, STOP .................................................................................................................... 23