2. Setting
2.1 Programm version
After connecting device to mains electricity supply, display shows first a number indicating
version number of programme:
Here for example version 1.0
Immediately afterwards, unit shows last output setting in g/min.
Here for example unit is set to an output of 2.5 g/min.
2.2 Feeding Rate Calculation
To calculate the lubricant quantity setting for the dosing unit, please use the following
formula:
%
lub
%
min
min
activity
uptake
g
m
eff
Nm
m
d
thr eadspee
g
Setting
With:
Thread speed
= winding speed
Uptake
= quantity of lubricant to be applied to the yarn in % of yarn weight.
Nm
= the weight of the yarn; how many meters of yarn per one (1) gram.
Lub activity
= the % of active material (solid matter) in the lubricant
min
m
%
g
m
eff
%
Calculation example
Thread speed:
1200 m/min
Uptake:
3.5 %
Nm eff:
35 m/g
Lube activity: 100%
min
2
.
1
%
100
35
%
5
.
3
min
1200
min
g
x
g
m
x
m
g
Setting
device setting
Instruction Manual GRAF SINGLE LUB 2 / Version 4.0
–
05.2020
6
