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Omron K3HB Applications Manual

Omron K3HB
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Functions and Operations
Section 5 Functions and Operations
5-28
5.9 Eliminating Drift Near "0"
"Zero limit" is the function that makes measurement values "0" for inputs lower than a set value.
If the input value is less than the set value, the measurement value becomes "0". This function is effective
when display drift and displacement near "0" is to be eliminated.
Set the following parameter for zero-limit.
The zero-limit value can be set only when zero-limit is ON.
* The decimal point depends on the "decimal point position" setting.
Parameter Setting Procedure
Explanation of Functions Zero-limit
Input adjustment level
Parameter Set value Meaning of set value
Zero-limit
z-lim
on/off on: Enabled
off: Disabled
Zero-limit value
lim-p
0 to 99 0 to 99 *
A Press the L[LEVEL] Key for at least 3
s in RUN level to move to the initial
setting level.
3 s min.
"
L
0" is displayed on the level/bank
display to indicate the initial setting level.
B Press the L[LEVEL] Key again once
(less than 1 s) to move to the input
adjustment level.
Less
than 1 s
•"
L
1" is displayed on the level/bank
display.
C Press the M[MODE] Key several times
to switch the PV display to "z-lim".
D Press the S[SHIFT] Key to make the
SV display flash.
The setting can be changed when the
SV display starts to flash.
E Use the U[UP] Key to change the set
value to "on".
Change the set value to "off" to
disable the setting.
The setting is completed at step F.
F Press the M[MODE] Key to switch to
the next parameter "lim-p".
The set value is registered.
z-lim
L
1
(Z-LIM)
lim-p
L
1
(LIM-P)
L
cal
0
Displays "
L
0".
L
0
L
tmg-h
Displays "
L
1".
nomal
L
1
M
z-lim
off
L
1
S
z-lim
off
L
1
U
z-lim
on
L
1
M
lim-p
0
L
1

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Omron K3HB Specifications

General IconGeneral
Input TypeThermocouple, RTD, Voltage, Current
Control OutputRelay, Voltage, Current
CommunicationRS-485
MountingPanel
Humidity25% to 85%
Supply Voltage100-240 VAC, 24 VDC

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