YASKAWA Varispeed V7 Series, Quick Start Manual

Page: 14 / 34

14
3. Control Circuit Terminals
Symbol Name
Function Signal Level
Input
S1 Multi-function input 1
Set by parameter n50
Forward/Stop
Photo-coupler
Insulation,
8 mA art 24 VDC
Note: NPN is the
default setting for
these terminals.
No external power
supply is required.
Refer to
connections shown
below.
S2 Multi-function input 2
Set by parameter n51
Reverse/Stop
S3 Multi-function input 3
Set by parameter n52
Default external fault.
S4 Multi-function input 4
Set by parameter n53
Default fault Reset.
S5 Multi-function input 5
Set by parameter n54
Default Multi-step speed
reference 1
S6 Multi-function input 6
Set by parameter n55
Default Multi-step speed
reference 2
S7 Multi-function input 7
Set by parameter n56
Default JOG command
SC Sequence input common
Common for S1 through S7
RP
Master speed reference train
input
Pulse train input signal Max. 33 kHz
FS
Frequency Reference power
supply
DC power supply for
frequency reference setting
20mA at 12 VDC
FR Frequency Reference Input
Input terminal for frequency
reference setting
0 to10VDC 20k
FC
Frequency Reference
common
Common for frequency
reference use 4 to 20 mA
0 to 20 mA
Output
MA Multi-function output: NO
Set by parameter n57
Factory setting: Fault
Relay output
1A max. at 30 VDC
and 250 VAC
MB Multi-function output: NC
MC Multi-function output common Common for MA and MB use
P1 Photo-coupler output 1
Set by parameter n58
Factory setting: RUNNING
Photo-coupler
output , 50A max at
+48VDC
P2 Photo-coupler output 2
Set by parameter n59
Factory setting:
FREQUENCY AGREED
PC Photo-coupler output common Common for P1 and P2
AM Analogue Monitor output
Set by parameter n65
(output frequency)
2mA max. at 0 to
10VDC.
AC Analogue Monitor common
Common for AM use