YASKAWA SGD7S-****20A Series Product Manual page 128

4.5 I/O Signal Connections
4.5.3 I/O Signal Wiring Examples
Using a Linear Servomotor
equence input ignal
power upply input
Forward Drive Prohibit input
(prohibited when OFF)
Rever e Drive Prohibit input
(prohibited when OFF)
Origin Return Deceleration
witch input
(L active when ON)
External Latch Input 1
(latch when ON)
External Latch Input 2
(latch when ON)
External Latch Input
(latch when ON)
General-purpo e
equence input 0
*1.
*2.
The 24-VDC power supply is not provided by Yaskawa. Use a 24-VDC power supply with double insulation or
reinforced insulation.
*3.
Always use line receivers to receive the output signals.
Note: 1. You can use parameters to change the functions allocated to the /DEC, P-OT, N-OT, /EXT1, /EXT2, and
2. If you use a 24-V brake, install a separate power supply for the 24-VDC power supply from other power
4-38
Overheat
TH 5
protection input
+24 V *2
+24VIN 6
P-OT
7
N-OT
8
/DEC
9
/EXT1
10
/EXT2
11
/EXT
12
/ I0
1
represents twisted-pair wires.
/EXT3 input signals and the /SO1, /SO2, and /SO3 output signals. Refer to the following section for details.
6.1 I/O Signal Allocations on page 6-4
supplies, such as the one for the I/O signals of the CN1 connector.
If the power supply is shared, the I/O signals may malfunction.
ERVOPACK
Ω
4.7 k
4
1
2
2
24
25
26
17
18
19
20
21
22
16
Connector
hell
FG Connect hield to connector hell.
Frame ground
Photocoupler output
Max. allowable voltage: 0 VDC
Max. allowable current: 50 mA DC
ALM+
ervo Alarm Output
(OFF for alarm)
ALM-
/BK+
Brake output
/BK-
(relea ed when ON)
/ O2+
/ O2-
/ O +
/ O -
*1
*3
PAO
Encoder Divided
Pul e Output,
/PAO
Pha e A
*3
PBO
Encoder Divided
Pul e Output,
/PBO
Pha e B
*3
PCO
Encoder Divided
Pul e Output,
/PCO
Pha e C
G
Applicable Line Receiver:
N75AL 175 or MC 486
manufactured by Texa
In trument or the equivalent