CONTENTS
4
www.krohne.com
03/2020 - 4000640706 - MA H250-M40 R06 en
H250 M40
5 Start-up
39
5.1 Standard device .............................................................................................................. 39
5.2 Indicator ESK4-T ............................................................................................................ 39
6 Operation
40
6.1 ESK4A - Loop Check Mode............................................................................................. 40
6.2 Operating elements ESK4-T........................................................................................... 41
6.3 Basic principles of operation ESK4-T ............................................................................ 42
6.3.1 Description of the operating keys......................................................................................... 42
6.3.2 Navigation within the menu structure.................................................................................. 42
6.3.3 Change the settings in the menu.......................................................................................... 43
6.4 Overview of the units ESK4-T......................................................................................... 44
6.5 Error messages ESK4-T................................................................................................. 45
6.6 ESK4-T menu.................................................................................................................. 48
6.6.1 Factory settings .................................................................................................................... 48
6.6.2 Menu structure ..................................................................................................................... 50
6.6.3 Menu description .................................................................................................................. 53
7 Service
62
7.1 Maintenance ................................................................................................................... 62
7.2 Replacement and retrofitting......................................................................................... 62
7.2.1 Replacing floats .................................................................................................................... 62
7.2.2 Retrofitting of the float damping .......................................................................................... 63
7.2.3 Retrofitting of the limit switch .............................................................................................. 64
7.2.4 Replacement - Retrofitting ESK4A ....................................................................................... 65
7.2.5 Replacement - Retrofitting add-on module ESK4-T / PA / FF............................................. 66
7.3 Spare parts availability................................................................................................... 66
7.3.1 List of spare parts ................................................................................................................. 66
7.4 Availability of services .................................................................................................... 69
7.5 Returning the device to the manufacturer..................................................................... 70
7.5.1 General information.............................................................................................................. 70
7.5.2 Form (for copying) to accompany a returned device............................................................ 71
7.6 Disposal .......................................................................................................................... 71
7.7 Disassembly and recycling............................................................................................. 72
7.7.1 Description of the device components ................................................................................. 72
7.7.2 Indicator versions ................................................................................................................. 73
