Yaskawa V74X Drives User Manual
Page 23

23
Wiring
Terminal Functions and Voltages
Section 4
Table 1-2. Terminal Functions and Voltages - continued
TERMINAL
FUNCTION
VOLTAGE / SIGNAL LEVEL
S5
Multi-Function-Input 5
Factory setting is " Multi-step Speed
Reference 1 " (1)
S6
Multi-Function-Input 6
Factory setting is " Multi-step Speed
Reference 2 " (1)
S7
Multi-Function-Input 7
Factory setting is " Jog Reference" (1)
SC
Sequence common for terminals S1-S7.
Common terminal for sequence inputs
FS
Frequency reference power supply
+12 VDC
FR
Frequency reference input
0 to +10V/100% (20K ohms) or 4-20 mA (250
Ω)
RP
Frequency reference –Pulse Tr ain input
30 KHz maximum pulse input
FC
Frequency reference input common
0 V
MA
Multi-function contact output – NO contact
Factory
Contact capacity:
MB
Multi-function contact output – NC contact
Setting
250 Vac at 1A or below
MC
Multi-function contact output – Common
is " Fault "
30 Vdc at 1A or below
AM
Multi-function analog monitor (+)
Factory setting is
" Output frequency "
0-10V = 0-100%
Monitor output: 0 to +10V; 2 mA maximum.
AC
Analog monitor common
0 V
P1
Multi-Function Open
Factory setting is
Collector Output 1
" Drive Running "
P2
Multi-Function Open
Factory setting is
Photocoupler output:
Collector Output 2
" Speed Agree "
48 VDC; 50 mA or less.
PC
Multi-Function Open
0V
Collector Output common
R+
Receive input (+)
MODBUS
R–
Receive input (–)
communication
RS-485/422 MODBUS protocol,
S+
Send output (+)
RS-485 or RS-422.
19.2 kps max.
S–
Send output (–)
NOTES:
(1)
These inputs have factory settings based on 2-wire reset. For 3-wire reset definitions, see Figure 1-6.
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