Operating instructions
Electronic level sensor
LK7 / LK0
701593/07
04
/2
00
6
UK
Страница 1: ...Operating instructions Electronic level sensor LK7 LK0 701593 07 04 2006 UK...
Страница 2: ...l mounting conditions 8 5 4 Mounting accessories 8 6 Electrical connection 9 7 Programming 10 8 Installation and set up operation 11 8 1 Display during operation 11 8 2 Level at power on 11 8 3 Mainte...
Страница 3: ...3 UK 1 Menu structure...
Страница 4: ...Set button setting of the parameter values scrolling by holding pressed incremental by pressing briefly 3 Function and features The sensor detects the level of media in tanks within the active zone It...
Страница 5: ...5 3 2 0 5 3 2 0 10 2 4 0 min lowest measured value 1 5 0 6 3 0 1 2 4 0 1 6 max highest measured value 21 0 8 3 42 0 16 6 62 0 24 4 OFS offset 0 78 8 0 30 7 0 57 0 0 22 5 0 186 0 73 2 With offset 0 th...
Страница 6: ...on of the sensor 4 Operating modes 4 1 Run mode Normal operating mode After power on and elapsing of the power on delay time approx 1 s the unit is in the Run mode It monitors and switches the transis...
Страница 7: ...ed for 15 s 5 Installation 5 1 Mounting elements Mount the unit within the inactive zone if possible I mounting area M1 The active zone A should be completely in the vessel M1 M2 A I A I 5 2 Mounting...
Страница 8: ...ctive zone of the sensor Otherwise they are detected as mounting element this reduces the active zone to the area between metal object and probe end min 60mm min 40mm min 10mm A B A active zone B meta...
Страница 9: ...afe function the sensor housing must be electrically connected to the vessel wall To do so use the housing connection with the blue cable lug see scale drawing and a cable piece with a wire cross sect...
Страница 10: ...it for 15 s or press the Mode Enter button until the current measured value is indicated again Decrease the value Let the display of the parameter value move to the maximum setting value Then the cycl...
Страница 11: ...imum distance to the lower edge of the mounting element at power on Minimum distance between the medium and mounting element in the active zone cm LKx22 LKx23 LKx24 3 5 8 The values are maintained if...
Страница 12: ...0 5 cm 0 2 inch LK0024 LK7024 5 0 60 0 2 0 23 5 1 05 cm 0 5 inch Values for OFS 0 with OFS 0 the OFS value is added to these values Dependence between rPx and SPx 1 rPx is always lower than SPx The un...
Страница 13: ...186 0 74 5 1 05 cm 0 5 inch Display unit 2 settings can be selected EU display in cm Europe inc display in inch Select the display unit before setting the switch points SPx rPx This avoids rounding er...
Страница 14: ...resis can be adjusted First the switch on point is set then the switch off point with the requested difference L level HY hysteresis 9 3 Fensterfunktion Fno Fnc The window function enables the monitor...
Страница 15: ...Santoprene FPM Viton Optalloy plated brass NBR Buna N PA Pocan PC Macrolon PP polypropylene Materials wetted parts PP polypropylene Protection IP 67 III Operating temperature C 0 60 Medium temperatur...
Страница 16: ...using connection with cable lug for cable 1 5 2 5 mm2 LK0022 LK7022 LK0023 LK7023 LK0024 LK7024 cm inch cm inch cm inch L probe length 26 4 10 4 47 2 18 6 72 8 28 7 A active zone measuring range 19 5...
Страница 17: ...m OU2 hysteresis function normally open Hno XX X display value A prewarning B alarm If the level is below rP1 output 1 switches until liquid is refilled If SP1 is reached again output 1 switches back...
Страница 18: ...y open Hno Switching output 2 overflow protection SP2 maximum value exceeded alarm rP2 slightly below SP2 to suppress wave movements OU2 hysteresis function normally closed Hnc XX X display value A em...
Страница 19: ...dow function normally open Fno XX X display value A refill B min monitoring C max monitoring If the level is below rP1 output 1 switches until liquid is refilled If SP1 is reached again output 1 switc...
