Longrun LRF-3000P, Руководство пользователя, Страница: 43 / 59

LRF-3000P Ultrasonic flowmeter
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Temperature Sensitivity Settings
When the temperature difference is less than the
sensitivity you set, the energy would not accumulate
and the adjustable range is 0~20
o C. Factory setting is
0.2 o C by default.
M24
Temperature
*R
Source Sensitivity SHC
Value 0.20
℃
Specific Heat Capacity Settings:
0. CJ128SHC (National Standard)
1. Others
M24
Temperature
*R
Source Sensitivity SHC
Options 0.CJ128
Others 4.2
KJ/m³
℃
M25
Power Cut Compensation
Power cut compensation is a function to calculate the
current value during the outage based on the average
flow before power cut, so as to compensate the total
flow.
You could choose to enable/disable the function.
M25
PowerDown COMP
*R
Options 0.ON
M26
K Factor
Each flowmeter would be calibrated before leaving
factory to get its meter coefficient, which we call the K
coefficient.
You also could calibrate the flowmeter in service on
site through M26 menu.
M25
K Fctor
*R
Value 1.00