Calibration Curves - Schaller Messtechnik Humimeter BMA User Manual

Calibration curves

name (material)
Woodchips
Coarse ch.
Industr. WC
Barks
Pellets
Miscanthus
Shavings
Sawdust
Corn cob
Empty 1
Reference
Determination of the material reference moisture
The humimeter BMA determines the water content, this is the
moisture related
M : Mass with average moisture content
n
M : Mass of the dried sample
t
%WG: water content (according to norm EN ISO 18134-2)
Definition of wood chips classes (EN ISO 17225-1)
The stated numbers refer to the particle size that goes through
round gaps of the corresponding diameters (e.g. P16: 16 mm).
o P16
minimum 75% of mass is between 3.15 and 16 mm
o P31 minimum 75% of mass is between 8 and 31,5 mm
o P45
minimum 75% of mass is between 8 and 45 mm
o P63
minimum 75% of mass is between 8 and 63 mm
page 6
description
forest wood chips (or similar)
wood chips with less fines
wood chips without fines
barks
wooden pellets
chopped miscanthus
shavings
sawdust
corn cobs (chopped or total)
for special sorts (calibration by Schaller GmbH)
for testing humimeter BMA. Not suited for measuring!
to the
Mn

% WG
dimensions
P16 - P45
P45 - P63
P31 - P45
Ø 6 mm
similar P16
total mass

Mt

100
Mn
measuring range
5 - 70 %
P45 5 - 70 %
5 - 70 %
5 - 70 %
5 - 14 %
5 - 35 %
5 - 45 %
5 - 70 %
5 - 40 %
(wet base):
version 2.2