Connectors And Leds - OPTO 22 SNAP PAC R SERIES User Manual

SPECIFICATIONS, CONNECTORS, AND DIMENSIONS
Other features
1
Models manufactured before July 1, 2007 have a user-replaceable 3-volt CR2032 Lithium battery (typical service life with power off: 5
years).
2
Connecting to a serial device requires configuration in PAC Manager; PAC Control handles communication.
3
Requires a Wired+Wireless model (SNAP-PAC-R1-W or SNAP-PAC-R2-W).
4
SNAP-PAC-R1s with serial numbers lower than 600,000, and all SNAP-PAC-R1-Bs, are limited to eight 4-channel digital modules per
rack; remaining eight can be analog, serial, and high-density digital modules.
5
Requires firmware R9.5a or higher.

Connectors and LEDs

The following information applies to all SNAP PAC R-series controllers except Wired+Wireless models. For
details on LED blink codes, see
Ethernet LEDs
Controller reset
button
Status and Activity LEDs
* Minimum requirements for wiring an RS-232 serial cable to connect to a PC. If you want to connect the controller to a
modem, see
30 SNAP PAC R-Series Controller User's Guide
• Multiple protocol support including TCP/IP, HTTP/HTTPS, FTP, EtherNet/IP, Modbus/TCP,
SNMP v2.0c, OptoMMP™, and SMTP
• Built-in I/O processor handles up to 16 digital
• Real-time clock
• FTP server/client with file system (in RAM and in removable storage)
• Scratch Pad area for peer-to-peer communication
• Configurable link redundancy or segmented networking
for I/O-controller subnetting (when using PAC Project Professional)
page
Independent 10/100 Mbps
Ethernet interfaces
(RJ-45 connectors)
Indicator Description
ACT Ethernet network activity
LNK Link established with Ethernet network
Startup status, control program opera-
STAT
tional status, MicroSD card access
232 RS-232 serial activity
PPP PPP status
page 12 for all eight pin connections.
4
, analog, and serial I/O modules on the same rack
53.
RS-232 serial
communications
RS-232 Port (Port 0)
Pin Description
1
2
3
MicroSD
card slot
4
5
Status and
6
activity LEDs
7
8
RS-232 Serial Cable Wiring*
Controller
PC
DB9
RX 2
TX 3
SIGNAL 5
GROUND
TX
RX
COM
RTS
CTS
COM
DTR
DCD
1 TX
2 RX
3 COM
6 COM