Hioki DM7275 Series - Correcting Measured Values; (Temperature Compensation Function)

77
Correcting Measured Values
6.5 Correcting Measured Values
Measured values can be calculated using the zero-point adjustment function (NULL function),
temperature
compensation
function, and scaling function.
Calculations are performed in the following order when these functions are enabled:
Measured value
V
V
Zero-pointadjustment(NULL)
V
M
=V-V
N
NULL value:
V
N
V
M
Temperature compensation (TC)
V
T0
=V
M
/(1+α(T-T
0
))
T
: Ambient temperature
α
: Temperature coefcient [ppm/°C]
T
0
: Reference temperature
V
T0
Scaling(SCL)
V
S
=A×V
T0
+B
A
: Gain coefcient
B
: Offset
V
S
Display,judgment,externaloutput
6
Useful Functionality
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