
RACKS
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DAT A SHEET
Form 515-040506
Description
The PB24 I/O mounting rack can accommodate up to 24 single-channel Opto 22 standard
(Generation 1) I/O modules. The PB24 I/O mounting rack uses a 50-pin card edge connector for
interface to computer parallel I/O ports via a 50-conductor ribbon cable.
Part
Number
PB24 24-Channel I/O Mounting Rack
page 1/4
Description

RACKS
CLASSIC
ST ANDARD DIGIT AL
DAT A SHEET
Form 515-040506
Specifications
General Specifications
Operating Temperature
Interface Connector
Field
Logic
Compatible I/O Module
Family
Dimensions
page 2/4
0° to 70° C
95% relative humidity
Non-condensing
6-32 Screw Terminals
50-conductor edge card
connector
Standard (Generation 1)

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DAT A SHEET
Form 515-040506
Connections
Module
Position
0471 & 2
1453 & 4
2435 & 6
3417 & 8
4399 & 10
5 37 11 & 12
6 35 13 & 14
73315 & 16
83117 & 18
92919 & 20
10 27 21 & 22
11 25 23 & 24
12 23 25 & 26
13 21 27 & 28
14 19 29 & 30
15 17 31 & 32
16 15 33 & 34
17 13 35 & 36
18 11 37 & 38
19 9 39 & 40
20 7 41 & 42
21 5 43 & 44
22 3 45 & 46
23 1 47 & 48
Control
(Edge
Connector)
page 3/4
Field
(Terminal
Strip)
NOTES:
1. Even pins on control connector are connected by etch to common.
2. +VCC and return connected to two-point terminal strips marked “+5V” and “GND”.
3. At each module position on the field terminal strip, the lower number is always
connected to pin 1 of the I/O module.
4. Odd pins are on the top of the board (LED side).Even pins are on the bottom.

RACKS
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ST ANDARD DIGIT AL
DAT A SHEET
Form 515-040506
Schematics
page 4/4
© 1991–2004 Opto 22. All rights reserved. All trademarks, trade names, logos, and service marks referenced herein belong to their respective companies.

LATEST PRODUCTS
COMPANY INFORMATION
Products
DAT A SHEET
Opto 22 produces a broad array of reliable, flexible hardware and
Form 515-040506
software
data acquisition, and machine-to-machine (M2M) applications.
SNAP Ethernet Systems
flexibility in their network connectivity and in the software applications
they work with. The physical network may be a wired Ethernet network, a
cellular wireless network, or a modem. A wide variety of software
applications can exchange data with SNAP Ethernet systems, including:
Controllers provide central control and data distribution. I/O units provide
local connection to sensors and equipment.
products for industrial automation, remote monitoring, enterprise
Based on the Internet Protocol (IP), SNAP Ethernet systems offer
Opto 22’s own ioProject™ suite of control and HMI software
Manufacturing resource planning (MRP), enterprise management,
and other enterprise systems
Human-machine interfaces (HMIs)
Databases
Email systems
OPC client software
Custom applications
Modbus/TCP software and hardware.
SNAP Ethernet system hardware consists of controllers and I/O units.
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Opto 22 Software
s ioProject and FactoryFloor
Opto 22’
suites provide full-featured and cost-effective
control, HMI, and OPC software to power your
Opto 22 hardware. These software applications
help you develop control automation solutions, build
easy-to-use operator interfaces, and expand your
manufacturing systems’ connectivity.
Quality
In delivering hardware and software solutions for worldwide device
management and control, Opto 22 retains the highest commitment to
quality
. We do no statistical testing; each product is made in the U.S.A.
and is tested twice before leaving our 160,000 square-foot manufacturing
facility in T
relays and optically-isolated I/O modules
emecula, California. That’s why we can guarantee solid-state
®
software
for life
.
page 5/4
SNAP OEM Systems
Opto 22 SNAP OEM I/O systems are highly configurable, programmable
processors intended for OEMs, IT professionals, and others who need to
use custom software with Opto 22 SNAP I/O modules.
can read and write to analog, simple digital, and serial
I/O points on SNAP I/O modules using easily
implemented file-based operations. Applications can
be developed using several common development
tools and environments, including C or C++, Java,
and shell scripts.
M2M Systems
systems to the machines, devices, and environments you want to monitor
control, or collect data from. M2M systems often use wireless cellular
communications to link remote facilities to central systems over the Internet,
or to provide monitoring and control capability via a cellular phone.
interface and communications hardware, data service plan, and
Web portal—in one easy-to-use package.
®
Linu
x
applications running on these systems
Machine-to-machine (M2M) systems connect your business computer
Opto 22’s Nvio™ systems include everything you need for M2M—
Other Resources
OptoInfo CDs
Custom integration and development
Hands-on customer training classes.
About Opto 22
Opto 22 manufactures and develops hardware and software products
for industrial automation, remote monitoring, enterprise data acquisition,
and machine-to-machine (M2M) applications. Using standard,
,
commercially available Internet, networking, and computer technologies,
Opto 22’s input/output and control systems allow customers to monitor,
control, and acquire data from all of the mechanical, electrical, and
electronic assets that are key to their business operations. Opto 22’s
products and services support automation end users, OEMs, and
information technology and operations personnel.
Founded in 1974 and with over 85 million Opto 22-connected devices
deployed worldwide, the company has an established reputation for
quality and reliability.
© 2004-2005 Opto 22. All rights reserved. All trademarks, trade names, logos, and service marks referenced herein belong to their respective companies.