Tokyo Keiki KRG-10, Руководство пользователя

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5-18
[6-3] Slow Search Speed
Set the distance per second to enlarge the effective window during slow search.
The distance to be enlarged varies depending on the search time.
Note:
・
Search time[s] =
“
Boot Mode
”
setting,
“
Normal
”
15 sec /
“
Fast
”
4 sec
・
Slow Search Speed[d] = speed [m/sec]
×
Search time [sec]
Distance
S
ignal
Amplitu
de
Valid Window
t1
t2
d ： Slow Search Speed
Wd(t2)=Wd(t1)+2d
Wd(t1) d d
Fig. 5.4.11 Slow search
[6-4] Empty Tank Detection
While this function is "On", liquid level “0” will be outputted if the last position of surface echo was lower
than empty tank detection position when echo was lost.
0: Off
1: On
[6-5] Empty Tank Detection Position
Enter a threshold value (distance from tank bottom) as empty tank detection position to recognize
measured level as empty level (Parameter [R]+[C]) if measured level is lower than the threshold value.
Signal
Ampli
tude
Fig. 5.4.12 Empty Tank Detection
[7-0] Fixed Current Output
Enter a current value to fix output current from the transmitter for output calibration.
When the fixed current output is set to 0mA, fixed current mode is canceled and current value that
selected as
[3-0] Analog Current Output Parameter is output. In addition, fixed current mode is
canceled by turning on a power supply again or performing [8-2] Reboot .