Inovance MD520 Series, Hardware Manual

Page: 30 / 154

System Structure
‑29‑
Type Mark Name Function Description
Auxiliary ports
J13
Expansion
card terminal It is a 28‑conductor terminal used
to connect optional cards, such as
bus cards
J4 PG card
terminal It is used to connect the resolver,
differential, and 23‑bit encoders.
J11
Port for
external
operating
panel It is used to connect the LCD
operating panel (SOP‑20) and the
LED operating panel (MDKE‑10).
DIP switches
S1
For details, see
"
Table 3–5
Description of control circuit
terminals 2
"
on page 29
.
S2
For details, see
"
Table 3–5
Description of control circuit
terminals 2
"
on page 29 .
S3
For details, see
"
Table 3–5
Description of control circuit
terminals 2
"
on page 29 .
S4
It is used to determine whether
AO1 supports the current mode. If
S4 is closed, AO1 supports the
current mode.
Table 3–5 Description of control circuit terminals 2
DIP Switch Description
Mark S1 S2 S3
Name OFF OFF OFF
Voltage mode for AI2
ON OFF OFF Temperature mode
for AI2. The
temperature sensor
type can be set by F9‑
57.
OFF ON OFF
Current mode for AI2
with the input
impedance 500 Ω
OFF ON ON
Current mode for AI2
with the input
impedance 250 Ω