160
Remote Terminals
Section 5-1
Communications Mode Settings (SRT2 Series Only)
The communications mode is set with pin 3, as shown below.
The communications mode settings using pin 3 only apply to the SRT2-series
Slaves and cannot be used with the SRT1-series Slaves, which operate in
High-speed Communications Mode at all times.
Internal Circuits
The following diagram shows the internal circuits for the SRT
@
-ID16T.
The following diagram shows the internal circuits for the SRT
@
-ID16T-1.
Terminal Arrangement
and Wiring
Install the following M3 crimp terminals on the signal wires and connect to the
terminal block.
Note
Tighten the terminal block screws to the specified tightening torque of
0.5 N
⋅
m
.
Pin 3
Communica-
tions mode
Communica-
tions distance
Communica-
tions baud rate
Communica-
tions cycle time
OFF
High-speed Com-
munications
Mode
100 m max.
750 kbps
0.5 or 0.8 ms
ON
Long-distance
Communications
Mode
500 m max.
93.75 kbps
4.0 or 6.0 ms
Inter
nal
circuitr
y
Photocoupler
Photocoupler
DC static
converter
(Insulated)
24 V DC
24 V DC
0 to 7
8 to 15
DC-DC
converter
(Insulated)
Inter
nal
circuitr
y
Photocoupler
Photocoupler
24 V DC
24 V DC
0 to 7
8 to 15
6.0mm max.
6.0mm max.