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Disclaimer
Information in this document is subject to change without notice and does not represent a commitment on the
part of Moxa.
Moxa provides this document “as is,” without warranty of any kind, either expressed or implied, including, but
not limited to, its particular purpose. Moxa reserves the right to make improvements and/or changes to this
manual, or to the products and/or the programs described in this manual, at any time.
Information provided in this manual is intended to be accurate and reliable. However, Moxa Technologies
assumes no responsibility for its use, or for any infringements on the rights of third parties that may result from
its use.
This product might include unintentional technical or typographical errors. Changes are periodically made to the
information herein to correct such errors, and these changes are incorporated into new editions of the
publication.
Thank you for purchasing the MOXA UC-7400 RISC-based ready-to-run embedded computer.
The product’s features include eight RS-232/422/485 serial ports, dual 10/100 Mbps Ethernet ports,
8 digital input channels and 8 digital output channels, a PCMCIA interface for wireless LAN
communication, and CompactFlash and USB ports for mass storage disk expansion. All these
make the UC-7400 series ideal for your embedded applications.
This manual introduces the hardware that makes the UC-7400 series embedded computers tick.
After a brief introduction of the hardware features, this manual focuses on installation and
hardware configuration with device interfaces.
The following topics are covered in this chapter:
Overview
¾ Package Checklist
¾ Product Features
¾ Product Hardware Specifications
Hardware Introduction
¾ Appearance and Dimensions
¾ Hardware Block Diagram
¾ LED Indicators
¾ Reset-type Buttons
¾ Real Time Clock
Placement Options
¾ Wall or Cabinet
¾ DIN-Rail Mounting
Hardware Connection Description
¾ Wiring Requirements
¾ Connecting the Power
¾ Grounding UC-7400
¾ Connecting to the Network
¾ Connecting to a Serial Device
¾ Connecting to the Console Port
¾ PCMCIA
¾ CompactFlash
¾ USB
¾
DI/DO
UC-7400 Hardware User’s Manual Introduction
Overview
The MOXA UC-7400 Series (herein after referred to as UC-7400) includes UC-7420, UC-7410,
UC-7408, and UC-7402. These RISC-based ready-to-run embedded computers are ideal for
embedded applications. UC-7400 series feature 8 RS-232/422/485 serial ports, dual 10/100 Mbps
Ethernet ports, 8 digital input channels and 8 digital output channels, a PCMCIA interface for
wireless LAN communication, a CompactFlash slot for flash disk expansion, and USB ports for
adding additional memory (such as a USB Flash disk).
The UC-7400 series use an Intel XScale IXP-422 266 MHz RISC CPU. Unlike the X86 CPU,
which uses a CISC design, the IXP-422’s RISC design architecture and modern semiconductor
technology provide UC-7400 with a powerful computing engine and communication functions, but
without generating a lot of heat. The built-in 32 MB NOR Flash ROM and 128 MB SDRAM give
you enough memory to run your application software directly on UC-7400. As the dual LAN ports
are built right into the IXP-422 CPU, UC-7400 makes an ideal communication platform for
Network Security applications. If your application requires placing UC-7400 at a site that is not
located near an Ethernet LAN connection, you can connect to the network by using UC-7400’s
PCMCIA port to attach a wireless LAN card.
Package Checklist
All models of the UC-7400 series are shipped with the following items:
y 1 UC-7400 Series Embedded Computer
y Wall-Mounting Kit
y DIN-Rail Mounting Kit
y Quick Installation Guide
y Document & Software CD
y Cross-over Ethernet cable
y CBL-RJ45M9-150: 150 cm, 8-pin RJ45 to Male DB9 serial port cable (Except UC-7402)
y CBL-RJ45F9-150: 150 cm, 8-pin RJ45 to Female DB9 console port cable
y Universal Power Adapter
y Product Warranty Booklet
NOTE: Notify your sales representative if any of the above items is missing or damaged.
1-2
UC-7400 Hardware User’s Manual Introduction
Product Features
y Intel XScale IXP-422 266 MHz Processor
y On-board 128 MB RAM, 32 MB Flash ROM
y Eight RS-232/422/485 serial ports (UC-7420/7410 /7408 only)
y 8 digital input channels and 8 digital output channels (UC-7408 only)
y Dual 10/100 Mbps Ethernet
y USB 2.0 host for mass storage devices (UC-7420 only)
y PCMCIA, wireless LAN expansion (supports 802.11b/802.11g)
y CompactFlash for storage expansion (UC-7420/7408/7402 only)
y LCM display and keypad for HMI (UC-7420/7410 only)
y Ready-to-run Linux / WinCE 5.0 .NET platform
y DIN-Rail or wall mounting installation
y Robust, fanless design
UC-7420/7410 UC-7408 UC-7402
1-3
UC-7400 Hardware User’s Manual Introduction
Product Hardware Specifications
UC-7420 UC-7410 UC-7408 UC-7402
CPU
RAM
Flash
LAN
Serial Port
Serial Protection
Data Bits
Stop Bits
Parity
Flow Control
Speed
Serial Console
DI/DO
USB 2.0 Hosts
USB 1.1 Client
PCMCIA
Storage
Expansion
LCM
Keypad
Real Time Clock
Buzzer
Rest Button
Power Input
Power
Consumption
Dimension
(W x D x H)
Weights
Operating
temperature
Storage
temperature
Regulatory
Approvals
Warranty
Auto-sensing 10/100 Mbps x 2 with built-in 1.5 KV magnetic isolation protection
RS-232/422/485 × 8
RJ45 Connector
15 KV ESD for all signals N/A
none, even, odd, space, mark N/A
RTC/CTS, XON/XOFF, RS-485 ADDC™ N/A
RS-232 × 1
RJ45 Connector
N/A
2 N/A N/A N/A
1* 1* 1* 1*
Cardbus x 1** N/A Cardbus x 1** Cardbus x 1**
CompactFlash × 1***
128 × 64 dots 128 × 64 dots
5 5 N/A N/A
Yes Yes Yes Yes
Yes Yes Yes Yes
HW Reset × 1
Reset to Default × 1
12 to 48 VDC 12 to 48 VDC 12 to 48 VDC 12 to 48 VDC
12W 10W 8W 7W
197 × 125 × 44 mm 197 × 125 × 44 mm 197 × 125 × 44 mm 197 × 125 × 44 mm
875 g 810 g 870 g 830 g
5 years 5 years 5 years 5 years
Intel Xscale
IXP-422 266MHz
RJ45 Connector
RS-232/422/485 × 8
RJ45 Connector
5, 6, 7, 8 N/A
1, 1.5, 2 N/A
50 bps to 921.6 Kbps N/A
RS-232 × 1
RJ45 Connector
DI × 8, DO × 8
N/A
HW Reset × 1
Reset to Default × 1
-10 to 60°C, (14 to 140°F), 5 to 95% RH
-20 to 80°C, (-4 to 176°F), 5 to 95% RH
EMC: CE Class A, FCC Class A
Safety: UL, cUL, TÜV
Intel Xscale
IXP-422 266MHz
RS-232/422/485 × 8
RJ45 Connector
RS-232 × 1
RJ45 Connector
N/A N/A
CompactFlash ×
1***
N/A N/A
HW Reset × 1
Reset to Default × 1
IXP-422 266MHz
N/A
RS-232 × 1
RJ45 Connector
CompactFlash × 1***
HW Reset × 1
Reset to Default × 1
Intel Xscale
* USB Client function is reserved for future enhancement
** PCMCIA is designed for 802.11b/g wireless LAN card expansion
*** CompactFlash is designed for Flash memory card or Microdrive
1-4
UC-7400 Hardware User’s Manual Introduction
Hardware Introduction
Appearance and Dimensions
Appearance
UC-7420 Rear View
12-48 VDC
Power Input
10/100 Mbps Ethernet x 2
DC 12-48V
V+ V-
PCMCIA
CF
CF x 1
PCMCIA x 1
UC-7420 Top View
UC-7420 Front View
RS-232/422/485
P1
P2P3P4P5 P6P7P8
LAN1 LAN2 Console
RS-232
PPP/Console
USB
Reset to
default
Reset
USB 2.0 Host x 2,
A Type Connector
USB 1.1 Client x 1,
miniB Connector
Graphics LCM
128 x 64 Dots
5 Buttons
RJ45 RS-232/422/485
Connectors x 8
Reset to Default
Hardware Reset
1-5
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