National Instruments CFP-CTR-502 - Manuals

National Instruments CFP-CTR-502 – Manual in PDF format online.

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Manual

Manual National Instruments CFP-CTR-502

Summary

Page 3 - Using a number 2 Phillips screwdriver with a shank of at least; terminals are all internally connected, as are the C and COM

© National Instruments Corp. 3 FP-CTR-502 and cFP-CTR-502 2. Press firmly to seat the cFP-CTR-502 on the backplane. 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 scre...

Page 4 - terminal on each channel. Install; Channel Name; or V; COM

FP-CTR-502 and cFP-CTR-502 4 ni.com Use a 5–30 VDC external power supply for the input channels. The power supply must provide enough current to power all of the input channels and all of the field devices on the output channels. Connect the external power supply to multiple V and V SUP terminals an...

Page 5 - Inputs; sourcing

© National Instruments Corp. 5 FP-CTR-502 and cFP-CTR-502 Inputs Each input channel has one input terminal, V IN . Each channel also has V SUP and COM terminals that can supply power to field devices or provide additional connections to the external power supply. You can connect the eight count-inpu...

Page 6 - Note; must; Outputs; sinking

FP-CTR-502 and cFP-CTR-502 6 ni.com V IN is 21 V or lower, and an OFF state when V IN is 22 V or higher. The channel state is indeterminate when V IN is between 21 V and 22 V. Ensure that the sinking-output devices have OFF state leakage currents of less than 0.3 mA so they do not send false ON stat...

Page 7 - terminal by the external device must not exceed the voltage

© National Instruments Corp. 7 FP-CTR-502 and cFP-CTR-502 Figure 4. Wiring an Output Channel to a Sourcing-Input Device If you connect a [c]FP-CTR-502 output to an externally powered sourcing-input device, be aware that the voltage applied to the V OUT terminal by the external device must not exceed...

Page 8 - Configuring Count-Input Channels; Terminal Count; Configuring Output Channels; Channel Status; Count Source

FP-CTR-502 and cFP-CTR-502 8 ni.com Configuring Count-Input Channels Channels 0 –7 are count-input channels. In FieldPoint software, you can configure each count-input channel to operate with attributes and commands. In the Channel Configuration dialog box, select attributes for each channel from th...

Page 9 - Gate Source; Read Reset Mode

© National Instruments Corp. 9 FP-CTR-502 and cFP-CTR-502 to Channel 0, Channel 0 to Channel 7, Channel 7 to Channel 6, and so on. If you select this option for all of the channels, no counting occurs. Gate Source Select Gate Input 0 –3 from the Value menu to associate a gate-input channel with a co...

Page 10 - Increment; Configuring Gate-Input Channels; Output Source; Counter Channel 0 –7

FP-CTR-502 and cFP-CTR-502 10 ni.com Noise Rejection Each count-input channel has a software-enabled lowpass filter that you can set to reject frequencies above 200 Hz or 50 kHz. Select 200 Hz or 50 kHz from the Value menu to configure noise rejection. The default is 50 kHz. Control You can set the ...

Page 11 - Output Mode; On Pulse; . The output modes work only if you select; for the; sections describe the different output modes.

© National Instruments Corp. 11 FP-CTR-502 and cFP-CTR-502 Output Mode For each output channel select one of the following output modes from the Value menu: Toggle, Reset Off ; Toggle, Reset On ; On Pulse ; or Off Pulse . The output modes work only if you select Counter Channel 0 –7 for the Output S...

Page 12 - Off Pulse

FP-CTR-502 and cFP-CTR-502 12 ni.com On Pulse In On Pulse mode, the output channel starts low and goes high when the terminal count is exceeded. The output channel returns to low after one count. In Figure 9, the terminal count is 4. Figure 9. Output of a Channel Set to On Pulse Mode Off Pulse In Of...

Page 13 - Step 1. Set Up the Prescaler Counter; Step 2. Set Up the Pulse Counter; Always Enabled

© National Instruments Corp. 13 FP-CTR-502 and cFP-CTR-502 Application Note: Generating a Continuous Pulse Train You can use two [c]FP-CTR-502 count-input channels and one output channel to generate a continuous pulse train with a controllable duty cycle and period. The first count-input channel ser...

Page 14 - term; Previous Channel; Don’t Reset; t e r m

FP-CTR-502 and cFP-CTR-502 14 ni.com 4. Set the Count Source of the prescaler counter to the clock on which you want to base your pulse train. This can be the external counter input or one of the [c]FP-CTR-502 internal references. 5. Subtract 1 from the value that you want to divide the input clock ...

Page 15 - Step 3. Configure the Pulse Train Output Channel; the Pulse Counter

© National Instruments Corp. 15 FP-CTR-502 and cFP-CTR-502 To determine the frequency of the output from the pulse counter, use the following formula: where f pulse is the pulse counter output frequency f pre is the prescaler counter output frequency term pulse is the terminal count value for the pu...

Page 16 - Upgrading the FieldPoint Firmware; Isolation and Safety Guidelines; Caution

FP-CTR-502 and cFP-CTR-502 16 ni.com Status Indicators Figure 12 shows the status indicator LEDs on the [c]FP-CTR-502. Figure 12. Status Indicators The [c]FP-CTR-502 has two green status LEDs, POWER and READY . After you install the [c]FP-CTR-502 onto a terminal base or backplane and apply power to ...

Page 17 - not

© National Instruments Corp. 17 FP-CTR-502 and cFP-CTR-502 Follow these guidelines to ensure a safe total system. • The [c]FP-CTR-502 has a safety isolation barrier between the I/O channels and the inter-module communication bus. There is no isolation between channels unless otherwise noted. If any ...

Page 18 - Specifications; Input Characteristics; Output Characteristics

FP-CTR-502 and cFP-CTR-502 18 ni.com Specifications The following specifications are typical for a range of – 40 to 70 °C unless otherwise noted. 1 Input Characteristics Number of channels .......................... 12 (8 count, 4 gate) Input type .......................................... 5–30 VDC ...

Page 19 - Physical Characteristics; POWER; Power Requirements; Environmental

© National Instruments Corp. 19 FP-CTR-502 and cFP-CTR-502 Maximum output current Per channel ................................. 1 AAcross all channels ..................... 4 A Output impedance ............................. 0.12 Ω Output bandwidth ............................. 16 kHz for a current f...

Page 20 - Shock and Vibration; Safety; FCC Part 15A above 1 GHz; For EMC compliance, you

FP-CTR-502 and cFP-CTR-502 20 ni.com Shock and Vibration These specifications apply only to the cFP-CTR-502. NI recommends Compact FieldPoint if your application is subject to shock and vibration. Operating vibration, random (IEC 60068-2-64).............................. 10 –500 Hz, 5 g rms Operatin...

Page 21 - CE Compliance; Refer to the Declaration of Conformity (DoC) for; Declarations of Conformity Information; at; Mechanical Dimensions

© National Instruments Corp. 21 FP-CTR-502 and cFP-CTR-502 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) ..............

Page 22 - Where to Go for Support

FP-CTR-502 and cFP-CTR-502 22 ni.com 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 terminal base and connect...