Mitsubishi Electric 800 Series Instruction Manual page 14

 Input signal (contact input)
Terminal
Common
symbol
*1
STF
*1
STR
RH, RM,
*1
SD
RL
(sink (negative
common))
*1
PC
MRS
(source
(positive
common))
*1
RES
*1 Terminal functions can be selected using Pr.178 to Pr.184 (Input terminal function selection). (Refer to the FR-E800 Instruction
Manual (Function).)
14
PRE-OPERATION INSTRUCTIONS
Terminal name
Turn ON the STF signal to
Forward rotation start start forward rotation and
turn it OFF to stop.
Turn ON the STR signal to
Reverse rotation start start reverse rotation and
turn it OFF to stop.
Multi-speed can be selected according to the combination
Multi-speed selection
of RH, RM and RL signals.
Turn ON the MRS signal (2 ms or more) to stop the
inverter output.
Output stop
Use this signal to shut off the inverter output when
stopping the motor with an electromagnetic brake.
Use this signal to reset a fault output provided when a
protective function is activated. Turn ON the RES signal
for 0.1 second or more, then turn it OFF.
In the initial setting, reset is always enabled. By setting
Reset Pr.75, reset can be enabled only at an inverter fault
occurrence. The inverter will restart about 1 second after
reset.
(For details of Pr.75, refer to the FR-E800 Instruction
Manual (Function).)
Terminal function description
When the STF and STR
signals are turned ON
simultaneously, the stop
command is given.
Rated specification
Input resistance: 4.7 kΩ
Voltage when contacts
are open: 21 to 26 VDC
Current when contacts
are short-circuited: 4 to 6
mADC