Parameters
(T) Multi-Function Input Terminal Parameters
FR-F800
5 - 261
5.9.3 Analog
input
compensation
Addition compensation or fixed ratio analog compensation (override) with terminal 2 set to auxiliary
input is applicable to the multi-speed operation or terminal 2/terminal 4 speed setting signal (main
speed).
Addition compensation (Pr. 242, Pr. 243)
●
A compensation signal is addable to the main speed setting for such as synchronous or continu-
ous speed control operation.
●
Setting a value of "0 to 3, 6, 7, 10 to 13, 16, and 17" to Pr. 73 adds the voltage between terminals
1 and 5 to the voltage signal of the terminals 2 and 5.
●
When Pr. 73= "0 to 3, 6, or 7", and if the result of addition is negative, it is regarded as 0 and the
operation is stopped. When Pr. 73 = "10 to 13, 16, or 17", the operation is reversed (polarity
reversible operation) with STF signal ON.
●
The terminal 1 compensation input is addable to the multi-speed setting or terminal 4 (initial
value: 4 to 20 mA).
●
The degree of addition compensation to terminal 2 is adjustable with Pr. 242.
The degree of addition compensation to terminal 4 is adjustable with Pr. 243.
●
Analog command value with use of terminal 2
= terminal 2 input + terminal 1 input × (Pr. 242/100 [%])
Analog command value with use of terminal 4
= terminal 4 input + terminal 1 input × (Pr. 243/100 [%])
Pr.
Name
Initial value
Setting range
Description
73
T000
Analog input selection
1
0 to 3, 6, 7, 10 to 13,
16, 17
Addition compensation
4, 5, 14, 15
Override compensation
242
T021
Terminal 1 added compensation
amount (terminal 2)
100%
0 to 100%
Set the percentage of addition
compensation when terminal 2 is set
to the main speed.
243
T041
Terminal 1 added compensation
amount (terminal 4)
75%
0 to 100%
Set the percentage of addition
compensation when terminal 4 is set
to the main speed.
252
T050
Override bias
50%
0 to 200%
Set the percentage of override
function bias side compensation.
253
T051
Override gain
150%
0 to 200%
Set the percentage of override
function gain side compensation.
Fig. 5-118:
Example of addition compensation connection
I002644E_G
10
2
5
STF
PC
1
Forward
rotation
Inverter
Auxiliary input
0 to 10 V (±5 V)
Содержание FR-F820-00046
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Страница 114: ...System configuration for Ethernet communication FR F800 E Installation and wiring 2 86 ...
Страница 172: ...Basic operation procedure JOG operation Basic operation 4 32 ...
Страница 812: ...Inverter to inverter link function FR F800 E Parameters 5 640 ...
Страница 874: ...Measurement of main circuit voltages currents and powers Precautions for maintenance and inspection 7 20 ...
Страница 900: ...Outline dimension drawings Specifications 8 26 ...
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