Endress+Hauser mycom CLM 121 - Page 68

G
General. . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 3
Application . . . . . . . . . . . . . . . . . . . . . . . . . 2
Nameplate CLM 151. . . . . . . . . . . . . . . . . . 2
Order code . . . . . . . . . . . . . . . . . . . . . . . . . 3
Unpacking. . . . . . . . . . . . . . . . . . . . . . . . . . 2
H
Hysteresis . . . . . . . . . . . . . . . . . . . . . . . 42, 54
Hysteresis (%) . . . . . . . . . . . . . . . . . . . . . . . 54
I
Input of concentration values . . . . . . . . . . . 35
Installation . . . . . . . . . . . . . . . . . . . . . . . . 5 - 8
Accessories for installation . . . . . . . . . . . . . 8
Flat packing for panel mounting . . . . . . . . . 6
Installation on horizontal tubing . . . . . . . . . 7
Installation on vertical tubing . . . . . . . . . . . 7
Junction box VS . . . . . . . . . . . . . . . . . . . . . 8
Mounting brackets . . . . . . . . . . . . . . . . . . . 6
Panel mounting of Mycom CLM 121. . . . . . 6
Panel mounting of Mycom CLM 151. . . . . . 6
Post mounting . . . . . . . . . . . . . . . . . . . . . . . 7
Types of mounting . . . . . . . . . . . . . . . . 6 - 7
Unit dimensions . . . . . . . . . . . . . . . . . . . . . 5
Wall mounting . . . . . . . . . . . . . . . . . . . . . . . 6
Installation
Weather protection cover CYY 101 . . . . . . 8
Interruption in operation. . . . . . . . . . . . . . . . 18
J
Junction box VS. . . . . . . . . . . . . . . . . . 4, 8, 64
L
Level 0 (indication). . . . . . . . . . . . . . . . . 18, 48
Level 1 (operation) . . . . . . . . . . . . . . 18, 20, 48
Level 2 (start-up) . . . . . . . . . . . . . . . 18, 20, 48
Limit contact
Contact positions of alarm contact. . . . . . 56
Limit contacter . . . . . . . . . . . . . . . . . . . 54 - 56
Alarm function - operating conditions. . . . 56
Alarm LED . . . . . . . . . . . . . . . . . . . . . . . . . 56
Characteristic curve of limit contacter . . . 54
Contact positions for switching contacts . 55
Function. . . . . . . . . . . . . . . . . . . . . . . . . . . 54
LED function . . . . . . . . . . . . . . . . . . . . . . . 54
Operating conditions . . . . . . . . . . . . . . . . 55
Sequence of parameter settings . . . . . . . 54
Sequence of settings for alarm contact . . 56
Status diagram for automatic operation . . 55
Switching contacts . . . . . . . . . . . . . . . . . . 55
Switching status with LED function. . . . . . 54
Line adjustment . . . . . . . . . . . . . . . . . . . 12, 30
Line resistance adjustment . . . . . . . . . . . . . 17
M
Maintenance
Maintenance of conductivity measuring
cells . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Notes regarding instrument test. . . . . . . . 61
Matrix field . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Matrix fields
Display for changeable matrix fields . . . . 19
Display for locked matrix fields . . . . . . . . 19
Level 0 (indication). . . . . . . . . . . . . . . 18, 48
Level 1 (operation) . . . . . . . . . . . . 18, 20, 48
Level 2 (start-up) . . . . . . . . . . . . . 18, 20, 48
Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Value entry and function selection. . . . . . 19
Measured value display . . . . . . . . . . . . . . . 18
Measures for maintenance /
troubleshooting. . . . . . . . . . . . . . . . . . 58, 60
Measuring cable connection . . . . . . . . 12 - 13
Measuring range selection . . . . . . . . . . 15 - 16
Remote switching. . . . . . . . . . . . . . . . . . . 15
Substance switching . . . . . . . . . . . . . . . . 15
Measuring system . . . . . . . . . . . . . . . . . . . . . 4
Mycom CLM 151
Accessories . . . . . . . . . . . . . . . . . . . . . . . 64
N
Nameplate
Mycom CLM 151 . . . . . . . . . . . . . . . . . . . . 2
Nameplate
Mycom CLM 121 . . . . . . . . . . . . . . . . . . . . 2
O
Operating function
Hysteresis. . . . . . . . . . . . . . . . . . . . . . . . . 42
Operating functions. . . . . . . . . . . . . . . . 37 - 53
% at 0 / 4 mA . . . . . . . . . . . . . . . . . . . . . . 43
% at 20 mA . . . . . . . . . . . . . . . . . . . . . . . . 43
% table: Concentration value. . . . . . . . . . 45
% table: Conductivity value . . . . . . . . . . . 45
% table: Number of value pairs . . . . . . . . 44
% table: Selection of value pair number . 44
α table: Selection of value pair number. . 46
α table: Temperature coefficient α. . . . . . 46
α table: Temperature value . . . . . . . . . . . 46
Absolute measuring range display . . 40, 52
Alarm assignment. . . . . . . . . . . . . . . . . . . 47
Alarm delay . . . . . . . . . . . . . . . . . . . . . . . 47
Alarm threshold . . . . . . . . . . . . . . . . . . . . 47
Alarm threshold (%) . . . . . . . . . . . . . . . . . 43
Baud rate switching . . . . . . . . . . . . . . . . . 48
Calibration at 25 °C . . . . . . . . . . . . . . 39, 51
Cell constant display . . . . . . . . . . . . . . . . 40
Cell constant entry . . . . . . . . . . . . . . . 40, 53
Conductivity at 0 / 4 mA . . . . . . . . . . . 37, 51
Conductivity at 20 mA . . . . . . . . . . . . 38, 51
Determination of temperature coefficient. 39
Diagnostic code . . . . . . . . . . . . . . . . . . . . 49
Dropout delay. . . . . . . . . . . . . . . . . . . . . . 41
Entry of temperature coefficient . . . . . . . . 39
Entry or display of temperature
coefficient. . . . . . . . . . . . . . . . . . . . . . . 52
HOLD OFF / ON . . . . . . . . . . . . . . . . . . . . 37
Hysteresis 1 (%) . . . . . . . . . . . . . . . . . . . . 43
Hysteresis 2 (%) . . . . . . . . . . . . . . . . . . . . 43
Indication of interface. . . . . . . . . . . . . . . . 48
BE8LM151.CHP
mycom CLM 121 / 151 - CD/MM
9. Appendix
67