Mitsubishi Electric FR-A700 EC, Инструкция по эксплуатации

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Parameter Frequency/torque setting by analog input (terminals 1, 2 and 4)
FR-A700 EC 6 - 371
6.20.2 Analog input selection (Pr. 73, Pr. 267)
You can select the function that switches between forward rotation and reverse rotation
according to the analog input selection specifications, the override function and the input signal
polarity.
The following settings are possible:
●
Select reference voltages and currents: 0 to ±10V, 0 to ±5V or 0/4 to 20mA
●
Select an arithmetical or percentage compensation
●
Suppress motor reversing when there is a negative set point signal voltage at terminal 1
Pr.
No.
Name
Initial
Value
Setting
Range
Voltage/current
input switch
Description Parameters referred to
Refer to
Section
73
Analog input
selection
1
0 to 5,
10 to 15
Switch 2 - OFF
(initial status) You can select the input
specifications of terminal
2 (0 to 5V, 0 to 10V, 0 to
20mA) and input speci-
fications of terminal 1 (0
to ±5V, 0 to ±10V).
Override and reversible
operation can be selected.
22
125
126
252
253
858
868
Stall prevention
operation leve
Terminal 2
frequency setting
gain frequency
Terminal 4
frequency setting
gain frequency
Override bias
Override gain
Terminal 4 func-
tion assignment
Terminal 1 func-
tion assignment 6.7.4
6.20.5
6.20.5
6.20.3
6.20.3
6.20.1
6.20.1
6/7/16/17 Switch 2 - ON
267
Terminal 4 input
selection
0
0
Switch 1 - ON
(initial status) Terminal 4 input 4 to
20mA
1
Switch 1 - OFF
Terminal 4 input 0 to 5V
2 Terminal 4 input 0 to 10V