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Parameters
(H) Protective function parameter
FR-F800
5 - 151
External thermal relay input (OH signal, E.OHT)
External thermal relay input connection diagram
●
The external thermal relay input (OH) signal is used when using an external thermal relay or a
thermal protector built into the motor to protect the motor from overheating.
●
When the thermal relay function is activated, the external thermal operation (E.OHT) shuts off the
inverter output.
●
For the terminal used for the OH signal input, set "7" in any of Pr. 178 to Pr. 189 (input terminal
function selection) to assign the function.
Fig. 5-50:
Connection of an external thermal relay
I002582E
NOTE
Changing the terminal assignment using Pr. 178 to Pr. 189 (input terminal function selection) may
affect the other functions. Set parameters after confirming the function of each terminal.
U
V
W
OH
SD
M
Motor
Thermal relay protector
Inverter
Содержание FR-F800
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Страница 28: ...Related manuals Introduction 1 8 ...
Страница 104: ...Connection of stand alone option units Installation and wiring 2 76 ...
Страница 162: ...Basic operation procedure JOG operation Basic operation 4 32 ...
Страница 720: ...Checking parameters changed from their initial values Initial value change list Parameters 5 558 ...
Страница 780: ...Measurement of main circuit voltages currents and powers Precautions for maintenance and inspection 7 20 ...
Страница 806: ...Outline dimension drawings Specifications 8 26 ...
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