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National Instruments cFP-AI-112 Operating Instructions Manual

Manual is about: FieldPoint 16-Channel, 16-Bit Analog Input Modules

Summary of cFP-AI-112

  • Page 1

    Fieldpoint ™ operating instructions fp-ai-112 and cfp-ai-112 16-channel, 16-bit analog input modules these operating instructions describe how to install and use the fp-ai-112 and cfp-ai-112 analog input modules (referred to inclusively as the [c]fp-ai-112). For information about configuring and acc...

  • Page 2

    Fp-ai-112 and cfp-ai-112 2 ni.Com to install the fp-ai-112, refer to figure 1 and complete the following steps: 1. Slide the terminal base key to either position x (used for any module) or position 1 (used for the fp-ai-112). 2. Align the fp-ai-112 alignment slots with the guide rails on the termina...

  • Page 3

    © national instruments corp. 3 fp-ai-112 and cfp-ai-112 3. Using a number 2 phillips screwdriver with a shank of at least 64 mm (2.5 in.) length, tighten the captive screws to 1.1 n ⋅ m (10 lb ⋅ in.) of torque. The nylon coating on the screws prevents them from loosening. Figure 2. Installing the cf...

  • Page 4

    Fp-ai-112 and cfp-ai-112 4 ni.Com you can use an external power supply to power field devices. Connect the positive lead of the external power supply to both v terminals and the negative lead to both c terminals. Ensure that the current through both v terminals can never exceed 2 a. Install 2 a maxi...

  • Page 5

    © national instruments corp. 5 fp-ai-112 and cfp-ai-112 caution cascading power between two modules defeats isolation between those modules. Cascading power from the network module defeats all isolation between modules in the fieldpoint bank. Measuring voltage with the [c]fp-ai-112 figure 3 shows ho...

  • Page 6

    Fp-ai-112 and cfp-ai-112 6 ni.Com input ranges the input ranges for voltage signals are 0–1 v, 0–5 v, 0–10 v, ± 60 mv, ± 300 mv, ± 1 v, ± 5 v, and ± 10 v. To prevent inaccurate readings, choose an input range such that the signal you are measuring does not exceed either end of the range. Signals tha...

  • Page 7

    © national instruments corp. 7 fp-ai-112 and cfp-ai-112 ( number of input ranges with 60 hz filter ) × 0.10 s + ( number of channels with 500 hz filter ) × 0.007 s + ( number of input ranges with 500 hz filter ) × 0.012 s + 0.16 s = update period for the fastest performance, configure all unused cha...

  • Page 8

    Fp-ai-112 and cfp-ai-112 8 ni.Com isolation and safety guidelines caution read the following information before attempting to connect the [c]fp-ai-112 to any circuits that may contain hazardous voltages. This section describes the isolation of the [c]fp-ai-112 and its compliance with international s...

  • Page 9

    © national instruments corp. 9 fp-ai-112 and cfp-ai-112 using 14 awg (1.6 mm) wire with a ring lug. Use the 5/16 in. Panhead screw shipped with the backplane to secure the ring lug to the backplane pe ground terminal. • as with any hazardous voltage wiring, make sure that all wiring and connections ...

  • Page 10

    Fp-ai-112 and cfp-ai-112 10 ni.Com effective resolution by input range and filter setting update period and input bandwidth by filter setting normal-mode rejection..................... 95 db nonlinearity ...................................... 0.0015% (monotonicity 1 warranted over the operating temp...

  • Page 11

    © national instruments corp. 11 fp-ai-112 and cfp-ai-112 typical and warranted accuracy by input range and temperature range note full scale is the maximum value of the nominal input range. For example, for the ± 10 v input range, full scale is 10 v and ± 0.01% of full scale is 1 mv. Gain error drif...

  • Page 12

    Fp-ai-112 and cfp-ai-112 12 ni.Com physical characteristics indicators .......................................... Green power and ready indicators weight fp-ai-112................................... 142 g (5.0 oz) cfp-ai-112................................. 113 g (4.0 oz) power requirements power fr...

  • Page 13

    © national instruments corp. 13 fp-ai-112 and cfp-ai-112 shock and vibration these specifications apply only to the cfp-ai-112. Ni recommends compact fieldpoint if your application is subject to shock and vibration. Operating vibration, random (iec 60068-2-64).............................. 10–500 hz...

  • Page 14

    Fp-ai-112 and cfp-ai-112 14 ni.Com ce compliance this product meets the essential requirements of applicable european directives, as amended for ce marking, as follows: low-voltage directive (safety)......... 73/23/eec electromagnetic compatibility directive (emc) ............................... 89/...

  • Page 15

    © national instruments corp. 15 fp-ai-112 and cfp-ai-112 where to go for support for more information about setting up the fieldpoint system, refer to these national instruments documents: • fieldpoint network module user manual • other fieldpoint i/o module operating instructions • fieldpoint termi...

  • Page 16

    © 2004 national instruments corp. All rights reserved. 371330a-01 jul04 *371330a-01* fieldpoint™, national instruments™, ni™, and ni.Com™ are trademarks of national instruments corporation. Product and company names mentioned herein are trademarks or trade names of their respective companies. For pa...