3
C
ontents
1.
Operating instructiOns ........................................................................................................................................................6
1.1. symbols ......................................................................................................................................................................................6
2.
authOrized use .............................................................................................................................................................................7
2.1. restrictions ...............................................................................................................................................................................7
2.2. predictable Misuse ................................................................................................................................................................7
3.
Basic safety instructiOns .................................................................................................................................................8
4.
general infOrMatiOn ................................................................................................................................................................9
4.1. scope of supply .....................................................................................................................................................................9
4.2. Warranty ......................................................................................................................................................................................9
4.3. trademarks ...............................................................................................................................................................................9
4.4. information on the internet ............................................................................................................................................10
5.
systeM descriptiOn ................................................................................................................................................................11
5.1. general description ...........................................................................................................................................................11
5.1.1. LFC, Liquid Flow Controller ..................................................................................................................11
5.1.2. LFM, Liquid Flow Meter .........................................................................................................................11
5.2. functions .................................................................................................................................................................................11
5.2.1. Function of the LFC, Liquid Flow Controller .....................................................................................11
5.2.2. Function of the LFM, Liquid Flow Meter ............................................................................................12
5.2.3. Function of the sensor............................................................................................................................12
5.2.4. Control electronics ..................................................................................................................................13
5.3. proportional valve ...............................................................................................................................................................15
6.
technical data .............................................................................................................................................................................16
6.1. labels on the device .........................................................................................................................................................16
6.1.1. Inscription on the rating plate / calibration plate ..............................................................................16
6.2. Operating conditions ........................................................................................................................................................17
LFC, Liquid Flow Controller Type 8718, 8719
LFM, Liquid Flow Meter Type 8708, 8709
english
Type 8718, 8719 / 8708, 8709