OPTO 22 SNAP-PAC-S1, Руководство пользователя

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SNAP-PAC-S1-W CONNECTORS AND INDICATORS (WIRED+WIRELESS)
SNAP PAC S-Series User’s Guide
54
SNAP-PAC-S1-W Connectors and Indicators (Wired+Wireless)
Status and Activity LEDs
LED Description
S0 RS-232 serial activity on port 0
S1 RS-232 serial activity on port 1
S2 RS-485 serial activity
STAT
Startup status and control program
operational status
ACT Ethernet network activity
LINK
Link established with Ethernet net-
work
WLAN Wireless LAN status
Port 0 for RS-232 serial
(DB-9 connector)
Pin Description Signal
Direction
1 DCD In
2 RX In
3 TX Out
4 DTR Out
5 COM
6 DSR In
7 RTS Out
8 CTS In
9 NC*
* No connection
Ports 1 and 2 for RS-485
and RS-232 serial
Pin Description Signal
Direction
Port
2 for R
S
-485 serial
(2-
W
ir
e)
1 TX/RX+ In/Out
2 TX/RX– In/Out
3 SIG COM*
4 IRQ+ In
5 IRQ– In
Port 1
for RS-232 serial
6 TX Out
7 RX In
8 GND
9 RTS Out
10 CTS In
* Isolated ground
Independent 10/100 Mbps Ethernet
interfaces (RJ-45 connectors)
8–32 VDC input power
(pluggable 3-pin connector)
Port 0 for RS-232 serial
communications (DB-9 connector)
with handshaking. Supports PPP by
default; for use with serial devices,
configure the port in PAC Manager.
Port 1 for RS-232 serial
communications (pins 6–10 of
pluggable 10-pin connector)
Port 2 for RS-485 serial
communications (pins 1–5 of
pluggable 10-pin connector)
DIP switches for RS-485 serial link
• Bias
• Termination
Controller reset button
STAT LED
Activity LED (Yellow)
Link LED (Green)
MicroSD card slot
WLAN LED
Wireless LAN antenna