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Character factory default
Maintenance mode
5.5
To enter maintenance mode, press the UP and FAST keys (in that order) together for approx. 5 seconds in
PV/SV display mode. If the unit enters maintenance mode, all outputs are forced to turn OFF.
Character factory default
Setting item, function, setting range
• The FAST key is pressed for approx. 3 seconds.
• The power is turned OFF.
• The HOLD is cancelled by the event input function.
During A3 HOLD, the A3 action indicator flashes.
: Disabled
: Enabled
Square root function
• Enables/Disables the square root extraction function.
• Indication value or square root extraction value is expressed by the
formula below.
P
V
PV
PV': Indication value, square root extraction value
PV: Process variable
•
: Disabled
: Enabled
Low level cutoff
• Sets the low level cutoff value.
• When PV input is near 0
(zero), the result of square root
extraction
considerably with only a very
small change of input. In this
case, the PV is forced to
become 0 (zero). If PV input is
lower than the low level cutoff
value, the PV will become 0.
• Setting range: 0.0 to 25.0% of
input range
Setting item, function, setting range
A1 output ON/OFF
• A1 output can be turned ON by the UP key, and OFF by the DOWN key.
Not available if no alarm action is selected in [A1 type].
•
: Output OFF
: Output ON
A2 output ON/OFF
• A2 output can be turned ON by the UP key, and OFF by the DOWN key.
Not available if no alarm action is selected in [A2 type].
Not available if insulated power output (P24 option) is ordered.
•
: Output OFF
: Output ON
A3 output ON/OFF
• A3 output can be turned ON by the UP key, and OFF by the DOWN key.
Not available if No alarm action or High/Low limit range alarm is selected
in [A3 type].
•
: Output OFF
: Output ON
Transmission output 1 manual output
• Sets output amount of transmission output 1.
• Setting range: 0.0 to 100.0%
18
(e.g.) Input: 4-20 mA DC, Scaling range: 0-100
Low level cutoff: 1.0%
In this case, PV becomes 0 if it is lower than 1.0%.
Indication
value
changes
100
10
0
4
(Fig. 5.4-3)
Input (mA)
20
1.0% of input range (4.16 mA)
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