Software for CA71


Software for CA71 update file


The communication function of CA71 Communication Software enables users to set output values of the CA71 on a PC.
However, the range for generation/measurement should be selected using the rotary switch on the calibrator.

The following operations can be executed while monitoring the CA71 on the PC.

Data Receiving Memory-mode data or real-time data can be received from the CA71.
Data Transmission Setting value of generation can be set and sent to the CA71.
Data Processing The data can be saved and forwarded to EXCEL.
A trend graph is created and shown on the PC screen.

System Requirements

300MHz or higher
1GHz or higher (Vista, 7)

Operating System
Windows XP / Vista (32bit) / 7 (32bit/64bit)

Serial I/O capability
A serial port conforming to RS-232C standard should be available

Microsoft Excel 2003 / 2007 / 2010

*Windows, Excel are registered trademarks of Microsoft Corporation

Revision History

Version Date Contents
1.10b Sep, 2011 Ver. 1.10b supports Windows 7 and Excel 2010
1.10a Dec, 2010 Trouble in which installation fails with OS other than English was corrected.
1.10 Oct, 2009 Ver1.10 supports Windows Vista and Excel2007



Please read Software Agreement carefully before downloading.


Version 1.10b
Release Date Oct 31, 2014
File Name 3.7 MB


Type Software


* Software Agreement
  • The property rights, proprietary rights, intellectual property rights, and all other rights associated with the software are held by Yokogawa Test & Measurement Corporation.
  • Under no circumstances is any dumping, reverse compiling, reverse assembly, reverse engineering, or any other kind of alteration or revision of this software allowed.
  • This software is offered free of charge, but no unlimited warranties are made against any defects whatsoever.
  • Also, Yokogawa may not be able to accept inquiries regarding repair of defects in or questions about this software.
  • The contents of this software are subject to change without prior notice as a result of continuing improvements to the software's performance and functions.
  • Yokogawa bears no liability for any problems that may occur during download or installation of this software.
  • Use of the Yokogawa Web site is at the user's own risk.
  • Any parties contributing to the creation or distribution of the contents on the Yokogawa Web site shall bear no responsibility whatsoever for any damages occurring as a result of the use of said contents.
  • Note that you must agree to the contents of “Software License” for the software that encloses or displays the “Software License” as the conditions of use.
  • This software product may contain open source software (hereafter referred to as OSS). License terms appropriate for each OSS component are applicable in place of the terms of this license. If there is a discrepancy between the terms of the OSS license and the terms of this license, the license terms of the corresponding OSS take precedence.

Downloading of the software indicates acceptance of the software agreement.

Related Products & Solutions

Multifunction Calibrator CA71 (Portable)

The CA71 Portable Calibrator is a small, lightweight, multifunction calibrator that can simultaneously source and measure voltage, current, resistance, TC, RTD, frequency, and pulse signals. The Handy Calibrator incorporates rotary switches for simple handling. Just open the carrying case cover and connect the cables, and you're ready to take measurements.