(3)
I/O signal sp
ecificat
ions
and wires
24
Symbol
Description
Specification
Connector and applicable wire
PROFIBUS Gateway
24 V
Positive side of the 24-VDC
Gateway power supply
24 VDC
±
10%
0.8 to 1.3 mm
2
N
Negative side of the 24-VDC
Gateway power supply
Power consumption: 300 mA
max.
AWG 18 to 16
S1
Allowable load voltage: 30 VDC 0.08 to 1.5 mm
2
Power-s
u
pply
input co
nne
ct
or
The connection plug is a
standard accessory.
MC1.5/4-ST-3
y
5 (Phoenix
Contact)
Teaching-pendant
emergency stop signal output
S2
Allowable load current: 1 A
AWG 28 to 16
PORT IN
0.08 to 1.5 mm
2
No-voltage (dry) contact input
PORT N
External port switching input
Load: 24 VDC, 7 mA
AWG 28 to 16
SDA
SIO communication line A
The connection plug is a
standard accessory.
SDB
SIO communication line B
GND Ground
Align the potential level of the
connected controller or ERC
actuator with the potential level
of the GND (ground).
SIO commu
ni
cation
c
o
nn
ec
to
r
MC1.5/6-ST-3
y
81 (Phoenix
Contact)
Double shielded twisted-
pair cable (AWG22)
The Gateway Unit has a
built-in terminal resistor, so
connect the terminal resistor
at the end of the SIO
communication line.
Recommended cable:
HK-SB/20276 X L
2P X AWG22 by Taiyo
Electric Wire & Cable
Internally connected to the
frame.
FG Frame
ground
B-Line
Communication line B
(RS485)
RTS
Request to send
GND
Signal ground (insulated)
ProfiBus-DP type A cable
(2-core twisted pair cable
with shield)
+5V
+5-V output (insulated)
The connection plug should
be a D-sub, 9-pin connector,
but this plug is not supplied.
With ProfiBus, a terminal
resistor*1 must be
connected to both ends of
the trunk line. For details,
check the operation manual
for the master (PLC).
ProfiBus
comm
uni
cati
on
c
o
nn
ec
to
r
Communication line A
(RS485)
A-Line
*1 The gateway unit has a built-in terminal resistor. Set the terminal switch ON/OFF to enable/disable this built-in terminal resistor.
