YASKAWA V7 Technical Manual page 28

1.4 ELECTRICAL INSTALLATION
Table 1-3. Terminal Functions and Signals of Control Circuit
DATA
S1 Multi-Function-Input 1
S2 Multi-Function-Input 2
S3 Multi-Function-Input 3
S4 Multi-Function-Input 4
S5 Multi-Function-Input 5
S6 Multi-Function-Input 6
S7 Multi-Function-Input 7
SC Sequence common for terminals S1-S7.
FS Frequency reference power supply
FR Frequency reference input
RP Frequency reference –Pulse Train input
FC Frequency reference input common
MA Multi-function contact output – NO contact
MB Multi-function contact output – NC contact
MC Multi-function contact output – Common
AM Multi-function analog monitor (+) Factory setting is
AC Analog monitor common
P1 Multi-Function Open
Collector Output 1
P2 Multi-Function Open
Collector Output 2
PC Multi-Function Open
Collector Output common
R+ Receive input (+)
R– Receive input (–)
S+ Send output (+)
S– Send output (–)
NOTES:
1. These inputs have factory settings based on 2-wire reset. For 3-wire reset definitions, see Figure 1-6.
Continued
FUNCTION
Factory
Setting
is " Fault "
" Output frequency "
0-10V = 0-100%
0 V
Factory setting is
" Drive Running "
Factory setting is
" Speed Agree "
0 V
MODBUS
communication
RS-485 or RS-422.
1-10
DESCRIPTION*
Factory setting is " Forward Run/Stop " (1).
(Forward run when closed, stop when open)
Factory setting is " Reverse Run/Stop " (1).
(Reverse Run when closed, stop when open)
Factory setting is " External Fault (NO contact)
input " (1)
Factory setting is " Fault Reset " (1)
Factory setting is " Multi-step Speed
Reference 1 " (1)
Factory setting is " Multi-step Speed
Reference 2 " (1)
Factory setting is " Jog Reference" (1)
Common terminal for sequence inputs
+12 VDC
0 to +10V/100% (20K ohms) or 4-20 mA (250 Ω)
30 KHz maximum pulse input
0 V
Contact capacity:
250 Vac at 1A or below
30 Vdc at 1A or below
Monitor output: 0 to +10V; 2 mA maximum.
Photocoupler output:
48 VDC; 50 mA or less.
RS-485/422 MODBUS protocol,
19.2 kps max.