AD1248PROXR A/D Converter

RS-232 48-Channel 12-Bit A/D Analog to Digital Converter + XR Expansion Port

Analog to Digital Converter
Data Collection and Control with Future Expandability in Mind.  This ProXR Series Controller is Feature Rich and Ready to Grow with your Needs!
Compliance to ROHS Standards



Control this Device Over the Internet
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RS-232 48-Channel 12-Bit A/D Analog to Digital Converter + XR Expansion Port

$352.00/ea
 

Resources

Product Resources:

Software Development Tools:

 

This video is a basic introduction to the world of Computer Controlled Switching and Relays in general.
Also read our "Introduction to Computer Control" Article.

 

Watch to find out the advantages of wired communications and the differences between wired communications.
Also read our Articles on Communication Protocols.

 

This video will show you what Induction is and how to use Capacitors to Suppress it.
Also read our Article on Induction Suppression.

 

Learn about the mechanics, applications, and tricks to Analog to Digital Conversion.
Also read our Article on Analog to Digital Conversion.

 

This movie will show you how to find the Com Port assigned to your Relay Controller.
The first half of the video will show you how to do so in Windows Vista and the second half is using Windows XP.

 

This movie will explain the different expansion options that can be used with our controllers.

Solid State Relays Are Not Suitable for Some Applications.
Please Make Sure Solid State Relays Can be Used in Your Application (CLICK HERE)

Features

  • Expandable to 48 A/D Channels
  • 12-Bit A/D Conversion
  • 2400 to 115.2K Baud RS-232 Serial Connection for High Speed Switching
  • Full E3C Compliance Allows Control of 256 Different NCD Devices on a Single RS-232 Serial Port
  • Expandable to control up to 256 Relays using the XR Expansion Port
  • 16 Background Timers Can be Assigned to Any of the Relays while Processing Your Commands
  • Server Reboot, Watchdog, & Keep Alive Duration/Pulse Timing Command Set 
  • Add Relays to this Controller is your Needs Ever Grow
  • Control One Relay at a Time or All 256 Relays at Once with Manual and Automatic Refreshing Command Set
  • CPU Status LEDs Show Command Processing Activity
Analog to Digital Converter

This Product:

AD1248PROXR
RS-232 48-Channel 12-Bit A/D Analog to Digital Converter + XR Expansion Port
Stock#: AD1248PROXR  
1-9 $352.00

Related Products:

AD1216PROXR
RS-232 16-Channel 12-Bit A/D Analog to Digital Converter + XR Expansion Port
Stock#: AD1216PROXR  
1-9 $134.00
AD1232PROXR
RS-232 32-Channel 12-Bit A/D Analog to Digital Converter + XR Expansion Port
Stock#: AD1232PROXR  
1-9 $243.00
QUANTITY DISCOUNTS UP TO 100 PIECES ARE BUILT INTO OUR SHOPPING CART. CHANGE YOUR ORDER QUANTITY TO SEE QUANTITY PRICING.
National Control Devices, LLC
www.controlanything.com
Since October, 1995

ProXR Enhanced with 8/12-Bit Analog to Digital Conversion

Analog to Digital Conversion allows
you to Read Voltage Levels from 0-5VDC. 

XR expansion port Allows you to Control
up to 256 External Relays: 

Read and Control with the Same Board!

This Analog to Digital Converter allows you to read voltage levels from 0-5 volts using 8-bit or 12-bit resolution.  This is particularly useful for reading temperature sensors (one temperature sensor is built into the board, shared with analog input number 8).  A/D Inputs are also useful for reading light level sensors, thermocouples, switch closures, or just about any other kind of sensor you can think of.  Built-In Pull-Up/Down Resistors keep the inputs quiet.

About Serial Communications

Our RS-232 Relay Boards are fully E3C complaint, allowing up to 256 NCD devices to share a single RS-232 serial port.  Mix and match up to 256 devices in any combination.  Speak to each device individually or all devices at once.

To control the this Relay Controller,  simply connect a data and ground wire between the Relay Controller and computer or microcontroller. Provide +12 Volts DC to the board, and send ASCII character codes to control the relays.

Even a no-frills design deserves a high-quality driver stage, and that's exactly what we put on our Serial Relay Controllers.  Fast-reacting flyback diodes help shunt dangerous voltages away from the driver circuit.

Features include no-click startup, LED status lights, and E3C compliance.  Relays can be controlled at 9600 baud and the board is compatible with ANY computer or microcontroller capable of delivering RS-232 data.

What is ProXR?

ProXR refers to a set of standardized commands used for computer control and data collection.  A controller that supports the ProXR command set is a controller that is built to control up to 256 relays, using commands that can be sent to any controller that offers ProXR compatibility.  This allows software developers to create programs for our products, then upgrade or change connectivity options without having to rewrite their software.  ProXR commands can be sent to our controllers via the RS-232 serial port, the USB port, Bluetooth, Fiber Optic, Wireless ZigBee/Mesh, Ethernet, and Wi-Fi 802.11b...all without rewriting your software....simply develop your programs to work with the serial port of your computer.  Let ProXR controllers manage the rest.  Detailed information about the ProXR command set can be found in the ProXR Manual.

Building a solid foundation for future hardware is what ProXR is all about.  We have worked hard to modularize the ProXR firmware in such a way that it can support growth of features without sacrificing backward compatibility.  Most controllers produced from 2007 onward will support our ProXR command set.  These controllers will also include a XR Expansion Port, allowing you to add relays to any controller you choose.  So if your needs for computer control increase, our controllers will be ready for your growth.

With all the control and backward/forward compatibility you have come to expect from the ProXR series command set, this controller allow you to send simple commands to activate relays, read the status of relays, activate up to 16 relay timers, and control up to 256 total relays using the XR expansion port.  All relays are electronically latched, simply send a command to turn the relay on, send a different command to turn the relay off.

Quick Start Kits

Also available is our QS12 Quick Start Kit. Kit includes a high quality regulated switcher supply, serial cables, and an RSIO adapter board used to add a standard serial and power connector to this relay controller.  This Quick Start Kit can be purchased during checkout of this controller.

Quick Start Kit: QS12
Quick Start Kits provide everything you need to begin using your RS232 relay controller.  Kit includes a high quality regulated switcher supply, serial cable, and RSIO adapter (shown below).
QS12 RS232 Quick Start Kit $49
 

RS-232 48-Channel 12-Bit A/D Analog to Digital Converter + XR Expansion Port

 
  Quantity in Basket: None
Code: AD1248PROXR
Price: $352.00
Shipping Weight: 1.00 pounds
 
RoHS (Lead Free) Options:
Non-RoHS Compliant
RoHS Compliant (+$10)
OPTIONAL: Quick Start Kit, Includes Serial Cable, Regulated +12 Volt Switcher Power Supply, and RSIO Serial Adapter $49:
No Thanks! I don't need a Quick Start Kit
US - 120VAC to 12VDC 1.25A 60Hz USA Computer Grade Regulated Power Supply
US RoHS - 120VAC to 12VDC 1.25A 60Hz USA Computer Grade Regulated Power Supply (+10)
Intl - 100-240VAC to 12VDC 1.5A 50/60Hz International Computer Grade Regulated Power Supply with 4 Adapters (+$12)
Intl RoHS - 100-240VAC to 12VDC 1.5A 50/60Hz International Computer Grade Regulated Power Supply w/4 Adapters (+$22)
  OPTIONAL: USB to RS-232 Serial Adapter, MAC/PC/NCD Device Compatible, $24
  OPTIONAL: USB to RS-232 Serial Adapter, MAC/PC/NCD Device Compatible, $24
 
Quantity:
 
RS-232 48-Channel 12-Bit A/D Analog to Digital Converter + XR Expansion Port

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