Toshiba Tosvert VF-AS1 Instruction Manual page 80

4) Setting the run, stop and operation frequencies (forward run, reverse
run and coast stop) by means of external signals (default setting)
Title
Command mode

selection
Frequency

setting mode
selection 1
Power
supply
5
Function Setting value
:(Terminal input)
:(VI/II (voltage/current input) )
:(RR/S4
(potentiometer/voltage
input) )
:(RX (voltage input) )
U/T1
R/L1
V/T2
S/L2
T/L3 W/T3
F
R
Inverter
S3
CC
PWR
P24/PLC
CCA RX VI/II RR/S4 PP
+
(3) 0~±10Vdc
-
(0~±5Vdc)
+
(1) 0~+10Vdc
-
(0~+5Vdc)
or 4(0)~20mAdc
(2) External potentiometer
Run/stop :ON/OFF of terminals F-CC/R-CC
Speed command :External signal input
(1) VI/II terminal: 0~+10Vdc
(2) RR/S4 terminal: Potentiometer
(3) RX terminal: 0~±10Vdc (0~±5Vdc)
 The inverter is factory-
Motor
IM
ON:Forward run,
OFF:Deceleration stop
ON:Reverse run,
OFF:Deceleration stop
ON:Standby,
OFF:Coast stop
(Set the parameters 
to  and  to  to
assign the standby signal
* Other speed setting
input function to the S3
terminal.) : 2-wire RS485 input
: 4-wire RS485 input enabled
: Communication option input enabled
:
:
: Up/Down frequency
: RP pulse input
: High-speed pulse input
: -
* Commands marked with * are
optional. Refer to Instruction Manual
of options described in Section 10.
E-10
E6581442
(0~+5Vdc) or
4(0)~20mAdc
0~+10Vdc (0~+5Vdc)
configured so that, if F and
R are turned on at the
same time, the inverter will
stop operation. If
necessary, the direction of
rotation can be reversed
by changing parameter
settings.
 Refer to Section 6.2.1.
*
Optional
AI1 (Differential current
input) *
Optional *
AI2 (voltage/current input)
*
*