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© 2012–2014 National Instruments. All rights reserved. 

374922C-01

Jul14

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Summary of Contents for NI 9223

Page 1: ...on 4 Accuracy Verification 4 Adjustment 6 Accuracy Adjustment 6 EEPROM Update 7 Reverification 7 Accuracy Under Calibration Conditions 7 Worldwide Support and Services 8 Software Calibrating the NI 9222 9223 with screw terminal requires the installation of NI DAQmx 9 2 or later on the calibration system Calibrating the NI 9222 9223 with BNC requires the installation of NI DAQmx 9 9 or later You ca...

Page 2: ...perating Instructions and Specifications NI 9222 9223 specific information specifications and calibration interval NI DAQmx Readme Operating system and application software support in NI DAQmx LabVIEW Help LabVIEW programming concepts and reference information about NI DAQmx VIs and functions NI DAQmx C Reference Help Reference information for NI DAQmx C functions and NI DAQmx C properties NI DAQm...

Page 3: ...2 9223 are secure Maintain an ambient temperature of 23 5 C The NI 9222 9223 temperature will be greater than the ambient temperature Keep relative humidity below 80 Allow a warm up time of at least 10 minutes to ensure that the NI 9222 9223 measurement circuitry is at a stable operating temperature Initial Setup Complete the following steps to set up the NI 9222 9223 1 Install NI DAQmx 2 Make sur...

Page 4: ...utput must be connected to a quiet earth ground as well as AI to give the entire system a ground reference 3 Set the calibrator voltage to a Test Point value indicated in Tables 4 or 5 4 Set the calibrator to Operate mode OPR 5 Acquire and average samples a Create and configure an AI voltage task on the NI 9222 9223 according to Table 2 b Configure the AI voltage task timing according to Table 3 c...

Page 5: ...Standby mode STBY 2 Connect the NI 9222 9223 to the calibrator as shown in Figure 1 Note If the calibrator outputs are truly floating the negative output must be connected to a quiet earth ground as well as AI to give the entire system a ground reference Table 4 NI 9222 Verification Limits for Accuracy Range V Test Point 1 Year Limits V Minimum Maximum Location Value V Lower Limit Upper Limit 10 0...

Page 6: ...om the calibrator 5 Repeat steps 1 through 4 for each channel on the NI 9222 9223 EEPROM Update When an adjustment procedure is completed the NI 9222 9223 internal calibration memory EEPROM is immediately updated If you do not want to perform an adjustment you can update the calibration date and onboard calibration temperature without making any adjustments by initializing an external calibration ...

Page 7: ...lication development self help resources to email and phone assistance from NI Application Engineers Visit ni com services for NI Factory Installation Services repairs extended warranty and other services Visit ni com register to register your National Instruments product Product registration facilitates technical support and ensures that you receive important information updates from NI National ...

Page 8: ...ents You can find information about end user license agreements EULAs and third party legal notices in the readme file for your NI product Refer to the Export Compliance Information at ni com legal export compliance for the National Instruments global trade compliance policy and how to obtain relevant HTS codes ECCNs and other import export data NI MAKES NO EXPRESS OR IMPLIED WARRANTIES AS TO THE ...

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