Toshiba VF-NC3C Instruction Manual page 193

FOR REFERENCES ONLY
10.6 Output Terminal Function
 Table of output terminal functions 1
Function
Code
No.
0 LL Frequency lower limit
1 LLN Inversion of frequency lower limit
2 UL Frequency upper limit
3 ULN Inversion of frequency upper limit
4 LOW Low-speed detection signal
5 LOWN Inversion of low-speed detection signal
6 RCH Output frequency attainment signal
(acceleration/deceleration completed)
7 RCHN Inversion of output frequency attainment
signal
(inversion of acceleration/deceleration
completed)
8 RCHF Set frequency attainment signal
9 RCHFN Inversion of set frequency attainment signal
10 FL Fault signal (trip output)
11 FLN Inversion of fault signal (inversion of trip
output)
14 POC Over-current pre-alarm
15 POCN Inversion of over-current pre-alarm
16 POL Overload detection pre-alarm
17 POLN Inversion overload pre-alarm
20 POH Overheat pre-alarm
21 POHN Inversion of overheat pre-alarm
22 POP Overvoltage pre-alarm
23 POPN Inversion of overvoltage pre-alarm
11
24 MOFF Power circuit undervoltage detection
25 MOFFN Inversion of power circuit undervoltage
detection
26 UC Small current detection
27 UCN Inversion of small current detection
28 OT Over-torque detection
29 OTN Inversion of over-torque detection
VFNC3C ENGLISH MANUAL
Function
ON: Output frequency is more than 
OFF: Output frequency is or less
Inversion of LL
ON: Output frequency is or more
OFF: Output frequency is less than 
Inversion of UL
ON: Output frequency is  or more
OFF: Output frequency is less than 
Inversion of LOW
ON: Output frequency is within command frequency 

OFF: Output frequency is more than command frequency 

Inversion of RCHF
ON: Output frequency is within ±
OFF: Output frequency is more than  ±
Inversion of RCHF
ON: Inverter tripped
OFF: Inverter not tripped
Inversion of FL
ON: Output current is  or more
OFF: Output current is less than 
Inversion of POC
ON: 50% or more of calculated value of overload protection
level
OFF: Less than 50% of calculated value of overload
protection level
Inversion of POL
ON: Approx. 95C or more of IGBT element
OFF: Less than approx. 95C of IGBT element (90C or less
after detection is turned on)
Inversion of POH
ON: Overvoltage limit in operation
OFF: Overvoltage detection canceled
Inversion of POP
ON: Power circuit undervoltage (MOFF) detected
OFF: Undervoltage detection canceled
Inversion of MOFF
ON: After output current comes to  or less, value of
less than + for  set time
OFF: Output current is more than 
(+ or more after detection turns on)
Inversion of UC
ON: After torque comes to  or more, value of more
than - for  set time
OFF: Torque is less than 
(-or less after detection turns on)
Inversion of OT
K-20
NOT SUBJECTED FOR RESALE
Action Reference
5.9

5.9

7.2.2
6.1.1
6.1.2
6.1.3

7.2.2

6.16.2
3.5
-
6.12.4
6.16.12
6.16.7
6.16.9