Features

  • DA-720 Efficient IIoT Data ProcessingMoxaMacro 500 MHz processor
  • 128 MB RAM onboard, 32 MB flash
  • 8 to 16 software-selectable RS-232/422/485 serial ports
  • 8 to 16 jumper-configurable 1/150 kΩ pull low/high and 120 ohm termination resistors
  • 15 kV ESD protection for all serial signals
  • Quad 10/100 Mbps Ethernet ports
  • USB and CF slots for storage expansion supported
  • Standard 19-inch rackmount installation, 1U height
  • Wide range of power input voltages from 100 to 240 VAC
  • LCM display and keypad for HMI
  • Ready-to-Run Linux OS platform
  • Robust, fanless design
  • Isolated serial port protection models available

Overview

The DA-662A RISC-based, ready-to-run embedded computers are designed for industrial data acquisition applications. The computers have 8 to 16 RS-232/422/485 serial ports, 4 Ethernet ports, and 2 USB 2.0 ports, all based on the MoxaMacro communication processor. In addition, the DA-662A-I-8/16-LX’s serial ports come with high level interference protection. The housing is a standard 1U, 19-inch wide rack-mounted rugged enclosure. The robust, rack-mountable mechanism design provides the hardened protection needed for industrial environment applications, and makes it easy for users to install the DA-662A computers on a standard 19-inch rackmount. The DA-662A computers are ideal for applications that require a distributed embedded technology, such as SCADA systems, plant floor automation, and power electricity monitoring applications.

Hardware Specifications
• Computer
CPUMoxaMacro 500 MHz
OSEmbedded Linux (pre-installed)
DRAM128 MB onboard
Flash32 MB onboard
• Ethernet Interface
LANAuto-sensing 10/100 Mbps ports (RJ45) x 4
Magnetic Isolation Protection1.5 kV built-in
• Serial Interface
Serial Standards8 to 16 RS-232/422/485 ports, software selectable (8-pin RJ45)
ESD Protection8 kV contact, 15 kV Air ESD protection for all signals
Surge Protection2 kV line-to-line and 4 kV line-to-ground surge protection, 8/20 μs waveform (DA-662A-I-8/16-LX only)
Insulation500 V (DA-662A-I-8/16-LX only)
Isolation2 kV digital isolation (DA-662A-I-8/16-LX only)
Termination Resistor120 ohm, jumper selectable
Console PortRS-232 (all signals), RJ45 connector
• Serial Communication Parameters
Data Bits5, 6, 7, 8
Stop Bits1, 1.5, 2
ParityNone, Even, Odd, Space, Mark
Flow ControlRTS/CTS, XON/XOFF, ADDC® (automatic data direction control) for RS-485
Baudrate50 bps to 921.6 Kbps (supports non-standard baudrates; see user’s manual for details)
• Serial Signals
RS-232TxD, RxD, DTR, DSR, RTS, CTS, DCD, GND(DA-662A-I-8/16-LX only: TxD, RxD, RTS, CTS, GND)
RS-422TxD+, TxD-, RxD+, RxD-, GND
RS-485-4wTxD+, TxD-, RxD+, RxD-, GND
RS-485-2wData+, Data-, GND
• LEDs
SystemOS Ready
LAN10/100M x 4
SerialTxD, RxD (16 of each)
• Mini Screen with Push Buttons
LCD PanelLiquid Crystal Display on the case, 2 x 16 text mode
Push ButtonsFour membrane buttons for convenient on-site configuration
• Physical Characteristics
HousingSECC sheet metal (1 mm)
Weight4.3 kg (9.56 lb)
DimensionsWithout ears: 440 x 45 x 237 mm (17.32 x 1.77 x 9.33 in)
With ears: 480 x 45 x 237 mm (18.90 x 1.77 x 9.33 in)
MountingStandard 19-inch rackmount
• Environmental Limits
Operating Temperature-10 to 60°C (14 to 140°F)
Storage Temperature-20 to 80°C (-4 to 176°F)
Ambient Relative Humidity5 to 95% (non-condensing)
Anti-Vibration1 g @ IEC-68-2-6, sine wave (resonance search), 5-500 Hz, 1 Oct/min, 1 Cycle, 13 mins 17 sec per axis
• Power Requirements
Input Voltage100 to 240 VAC auto ranging(47 to 63 Hz for AC input)
Power Consumption20 W
• Standards and Certifications
SafetyUL 60950-1
EMCEN 61000-6-2/6-4
EMICISPR 22, FCC Part 15B Class A
EMSIEC 61000-4-2 ESD: Contact: 8 kV; Air: 15 kV
IEC 61000-4-3 RS: 80 MHz to 1 GHz: 3 V/m
IEC 61000-4-4 EFT: Power: 1 kV; Signal: 0.5 kV
IEC 61000-4-5 Surge: Power: 2 kV; Signal: 4 kV
IEC 61000-4-6 CS: Signal: 3 V/m
IEC 61000-4-8 1 A/m
IEC 61000-4-11
Green ProductRoHS, CRoHS, WEEE
• Reliability
Alert ToolsBuilt-in buzzer and RTC (real-time clock)
Automatic Reboot TriggerBuilt-in WDT (watchdog timer)
• MTBF (mean time between failures)
TimeDA-662A-8-LX: 272,913 hrs
DA-662A-16-LX: 177,580 hrs
DA-662A-16-DP-LX: 177,260 hrs
DA-662A-I-8-LX: 268,332 hrs
DA-662A-I-16-LX: 189,455 hrs
StandardTelcordia (Bellcore) Standard TR/SR
• Warranty
Warranty Period5 years
DetailsSee www.moxa.com/warranty
Software Specifications
• Linux
OSLinux 2.6.38.8
Web Server (Apache)Allows you to create and manage web sites; supports PHP and XML
Terminal Server (SSH)Provides secure encrypted communications between two un-trusted hosts over an insecure network
File SystemJFFS2 (on-board flash)
Internet Protocol SuiteTCP, UDP, IPv4, SNMPv1, ICMP, ARP, HTTP, CHAP, PAP, SSH 1.0/2.0, SSL, DHCP, NTP, NFS, Telnet, FTP, TFTP, PPP, PPPoE, SNMP v1/v2, SSL, OpenVPN
Internet Securityiptables firewall
Dial-up NetworkingPPP Daemon for Linux that allows Unix machines
to connect to the Internet through dialup lines, using the PPP protocol,
as a PPP server or client. Works with ‘chat’, ‘dip’, and ‘diald’, among
(many) others. Supports IP, TCP, UDP, and (for Linux) IPX (Novell).
File ServerEnables remote clients to access files and other resources over the network
WatchdogFeatures a hardware function to trigger system reset in a user specified time interval (Moxa API provided)
Application Development Software• Moxa API Library (Watchdog timer, LCM, keypad, Moxa serial I/O control)
• GNU C/C++ cross-compiler
• GNU C library

To request a quote, indicate which items you are interested in below and click “Get a Quote”.

Available Models

Model No.Description
DA-662A-8-LXRISC-based 19-inch rackmount data acquisition computer with 8 serial ports, quad LANs, USB, Linux OS
DA-662A-16-LXRISC-based 19-inch rackmount data acquisition computer with 16 serial ports, quad LANs, USB, Linux OS
DA-662A-16-DP-LXRISC-based 19-inch rackmount data acquisition computer with 16 serial ports, quad LANs, USB, Linux OS, dual power inputs
DA-662A-I-8-LXRISC-based 19-inch rackmount data acquisition computer with 8 serial ports (isolation protection), quad LANs, USB, Linux OS
DA-662A-I-16-LXRISC-based 19-inch rackmount data acquisition computer with 16 serial ports (isolation protection), quad LANs, USB, Linux OS

Optional Accessories

 Power Cords

Model No.Description
PWC-C13US-3B-18310A/125V US Power Cord, 183 cm length
PWC-C13EU-3B-18310A/250V Continental European (EU) Power Cord, 183 cm length
PWC-C13UK-3B-18310A/250V United Kingdom (UK) Power Cord, 183 cm length
PWC-C13AU-3B-18310A/250V Australian (AU) Power Cord, 183 cm length
PWC-C13CN-3B-18310A/250V China (CN) Power Cord, 183 cm length

Application Note

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Moxa Smart Recovery

Intelligent Automation for the Maintenance and Recovery of Software Platforms

Smart ReoceryAutomation advances in industrial processes increasingly involve using industrial PCs for the control and monitoring of every sort of machinery and process. Yet as industrial PCs penetrate ever further into the automation stack, the problem of data loss and system corruption becomes a critical consideration both for the security issues raised as well as overall system availability. In this white paper we examine the software and hardware features that constitute an effective, fully automated, BIOS initiated, block-level software recovery solution that can be used across any industrial environment, whether following emergency crashes or for automated preventive maintenance……more


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Smart Substation Computer White PaperThis paper sketches out a few of the more important concerns that electricity suppliers should account for when planning substation upgrades. The focus is on how best to increase the reliability, availability, and maintainability of power substation automation networks within the context of the IEC 61850 vision, to give electricity suppliers a clear idea of the design procedures, device tolerances, and hardware and software features they should expect from the engineers and manufacturers who design and build their networking and computing devices…….more


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Professional Design Service
 
 

Moxa’s customization service for industrial computing products is based on the Professional Design Service (PDS) concept, which aims to provide customers with tailor-made solutions. Industrial applications often have specific requirements, and specialized solutions are often needed. With more than 20 years of experience in the industrial networking and automation field, Moxa can offer professional, customized products and services that are ideal for your own industrial applications.

Customer Benefits
• Comprehensive consideration of platform system design gives optimal solutions, and guarantees that proposals address customer needs
• Our sophisticated customization procedures are built on meticulous production and quality control processes
•  A full-time technical support team gives customers quick and reliable solutions

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