Remote Output Selection (Rem Signal, Pr. 495, Pr. 496) - Mitsubishi Electric FR-F700PJ Instruction Manual

Air-conditioning inverter
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Function assignment of external terminal and control

4.11.8 Remote output selection (REM signal, Pr. 495, Pr. 496)

You can utilize the ON/OFF of the inverter's output signals instead of the remote output terminal of the programmable
logic controller.
Parameter
Name
Number
Remote output
495
selection
496*
Remote output data 1
The above parameters can be set when Pr. 160 Extended function display selection = "0". (Refer to page 197)
* The above parameters allow its setting to be changed during operation in any operation mode even if "0" (initial value) is set in Pr. 77 Parameter write selection.
Remote output data
Pr. 496
b11
 Any
Example: When "96 (positive logic)" is set in Pr. 190 RUN terminal function selection and "1" (H01) is set in Pr. 496, the
terminal RUN turns ON.
ON/OFF example for positive logic
Pr. 495 = 0, 10
Power
OFF
supply
OFF
REM
REM signal clear
Signal condition during a reset
Pr. 495 = 0, 1
Reset
ON
REM
ON
OFF
*
When Pr. 495 = "1," the signal condition saved in EEPROM (condition
of the last power OFF) is applied.
REMARKS
 The output terminal where the REM signal is not assigned using Pr.190, Pr.192 does not turn ON/OFF if 0/1 is set to the terminal
bit of Pr. 496. (It turns ON/OFF with the assigned function.)
Parameters referred to
Pr. 190, Pr. 192 (output terminal function selection)
148
Initial
Setting
Value
0
0
0 to 4095
b0
Pr. 495 = 1, 11
Power
OFF
supply
Inverter
reset time
(about 1s)
ON
REM
REM signal held
REM signal is saved
Pr. 495 = 10, 11
Reset
ON
REM
ON
Range
0
Remote output data clear at powering OFF Remote output data is
Remote output data retention at powering
1
OFF
10
Remote output data clear at powering OFF Remote output data is
Remote output data retention at powering
11
OFF
Refer to the following diagram.
 The output terminal can be turned ON/OFF depending on
the Pr. 496 setting. The remote output selection can be
controlled ON/OFF by computer link communication from
the PU connector.
 Set "96 (positive logic) or 196 (negative logic)" to Pr.190 or
Pr.192 (output terminal function selection), and assign the
remote output (REM) signal to the terminal used for
remote output.
 When you refer to the diagram on the left and set 1 to the
terminal bit (terminal where the REM signal has been
assigned) of Pr. 496, the output terminal turns ON (OFF
for negative logic). By setting 0, the output terminal turns
OFF (ON for negative logic).
 When Pr. 495 = "0 (initial value) or 10", performing a power
ON reset (including a power failure) clears the REM signal
output. (The ON/OFF status of the terminals are as set in Pr.
190 and Pr. 192) The Pr. 496 setting becomes also "0".
When Pr. 495 = "1, 11", the remote output data before power
OFF is stored into the EEPROM, so the signal output at
power recovery is the same as before power OFF. However,
it is not stored when the inverter is reset (terminal reset,
reset request through communication).
(See the chart on the left.)
 When Pr. 495 = "10 or 11," the signal before the reset is held
even during an inverter reset.
Refer to page 140
Description
cleared during an
inverter reset
retained during an
inverter reset

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