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Appendix C

SCC Power Requirements and Solutions

National Instruments Corporation

C-7

SC-2345/2350 Carrier User Manual

is the total digital power required by your SCC configuration,

in watts;

DMax

is the maximum digital power available in watts, from

Table C-3; and

is the rating of the power supply in watts.

SC-2350 Carrier

For the SCC-PWR03 to supply enough power for your SCC configuration
in the SC-2350 carrier, the following three conditions must be true:

≤

AMax

and

/0.62 +

≤

DMax

and

/0.62 +

+ 0.53 W

≤

0.75

where

is the total analog power required by your SCC configuration,

in watts;

AMax

is the maximum analog power available in watts, from

Table C-3;

is the total digital power required by your SCC configuration,

in watts;

DMax

is the maximum digital power available in watts, from

Table C-3; and

is the rating of the power supply in watts.

Содержание SC-2345 Carrier

Страница 1: ...Signal Conditioning SC 2345 2350 Carrier User Manual SC 2345 2350 Carrier User Manual July 2007 371064F 01...

Страница 2: ...961 0 1 33 28 28 Malaysia 1800 887710 Mexico 01 800 010 0793 Netherlands 31 0 348 433 466 New Zealand 0800 553 322 Norway 47 0 66 90 76 60 Poland 48 22 3390150 Portugal 351 210 311 210 Russia 7 495 78...

Страница 3: ...es or other events outside reasonable control Copyright Under the copyright laws this publication may not be reproduced or transmitted in any form electronic or mechanical including photocopying recor...

Страница 4: ...E FOR VERIFYING AND VALIDATING THE SUITABILITY OF NATIONAL INSTRUMENTS PRODUCTS WHENEVER NATIONAL INSTRUMENTS PRODUCTS ARE INCORPORATED IN A SYSTEM OR APPLICATION INCLUDING WITHOUT LIMITATION THE APPR...

Страница 5: ...a product it denotes a warning advising you to take precautions to avoid electrical shock When symbol is marked on a product it denotes a component that may be hot Touching this component may result i...

Страница 6: ...ory 1 6 TEDS 1 9 Importing TEDS Information 1 10 Importing Virtual TEDS Sensor Information 1 12 Affixing the Quick Reference Label to the SC 2345 Carrier 1 15 Connecting Power to the SC 2345 2350 Carr...

Страница 7: ...Contents SC 2345 2350 Carrier User Manual viii ni com Appendix D Common Questions Glossary Index...

Страница 8: ...he DAQ device in this manual When used with SCC Series modules and a shielded 68 pin cable the SC 2345 2350 carrier offers easy to use rugged low noise signal conditioning on a per channel basis The S...

Страница 9: ...e with configurable connectors and a side cable connector Refer to Figure 1 9 and the SCC Quick Start Guide for more information What You Need to Get Started To set up and use the SC 2345 2350 carrier...

Страница 10: ...re insulation strippers Installing the Driver Software Install your application development environment ADE software and or NI application software if you have not already done so according to their i...

Страница 11: ...e MIO front connector Refer to Figure 1 9 for the location of connector J24 The chassis ground terminal on the SC 2345 carrier and the electromagnetic interference EMI gasket attached to the strain re...

Страница 12: ...ockets changes depending on the SCC carrier type b In the drop down listbox under DAQ Device select the E M Series DAQ device that is connected to the SC 2345 carrier c Type the SCC Connector Block ID...

Страница 13: ...ick OK after completing all SCC module entries 6 Click OK to complete the configuration process and close MAX You have completed the steps to configure the SC 2345 carrier as an E M Series DAQ device...

Страница 14: ...ting up the SC 2345 2350 Carrier National Instruments Corporation 1 7 SC 2345 2350 Carrier User Manual Figure 1 2 MAX Window with the SC 2350 Carrier Selected 4 Click Finish The SC 2350 Configuration...

Страница 15: ...n the drop down listbox located under DAQ Device select the E M Series DAQ device that is connected to the SC 2350 carrier b Type the SCC Connector Block ID The default value is SCC1 c In the J21 drop...

Страница 16: ...ed the steps to configure the SC 2350 carrier as an E M Series DAQ device accessory Note Configuring the SCC system using MAX automatically sets the E M Series DAQ device analog input mode to NRSE TED...

Страница 17: ...enr rdpnpy rdpnsn rdtntg ni com devzone For information about how to configure channels and tasks with the SC 2350 carrier refer to the SCC Quick Start Guide Importing TEDS Information To import smart...

Страница 18: ...350 Carrier National Instruments Corporation 1 11 SC 2345 2350 Carrier User Manual As shown in Figure 1 4 MAX scans and maps the TEDS information under the SC 2350 carrier Figure 1 4 TEDS Sensor Infor...

Страница 19: ...rectly imported Next create an NI DAQmx Global Channel or Task using the channel that has a TEDS sensor associated to it Refer to ni com info and enter rd2350 for more information about how to create...

Страница 20: ...350 Carrier User Manual To import Virtual TEDS sensor information into MAX right click the SCC module that you want a Virtual TEDS sensor associated to and select Configure TEDS The Configure TEDS win...

Страница 21: ...DS sensor information into MAX The LED turns green 5 To verify that the TEDS sensor information imported correctly click the TEDS sensor icon in the configuration tree The TEDS sensor data sheet opens...

Страница 22: ...stalled in socket J21 SCC PWR01 SCC PWR02 SCC PWR03 Figure 1 8 SCC PWR0X Parts Locator Diagram Each power module supplies digital power 5 V for the SC 2345 2350 carrier only and analog power 15 V to S...

Страница 23: ...r 2 SC 2345 Carrier with Configurable Connectors Side Cabled 3 SC 2350 Carrier with Configurable Connectors Side Cabled 4 SC 2345 Carrier with Configurable Connectors Rear Cabled 5 Connector J24 Conne...

Страница 24: ...user supplied to the screw terminals of J1 on the SCC PWR01 Wire the positive lead to the screw terminal labeled 5 V and wire the negative lead to the screw terminal labeled GND If you are using the...

Страница 25: ...1 and a filtering component SCC PWR02 inside the carrier enclosure The PS01 is a 15 W switching supply powered by 90 to 264 VAC 50 60 Hz 1 0 A To install the PS01 plug the 6 position connector of the...

Страница 26: ...he strain relief on the front of the enclosure If you are using an SC 2345 2350 carrier with configurable connectors use a strain relief panelette for the leads You can power the SCC PWR03 with any ap...

Страница 27: ...number location of each signal on the 68 pin E M Series connector Refer to the E Series Help or M Series Help for more information about this connector The E Series Help and the M Series Help are ava...

Страница 28: ...stall the CA 1000 rack mount kit on the SC 2345 2350 carrier with configurable connectors 1 Remove the rubber feet from the bottom of the SC 2345 2350 carrier enclosure 2 Attach a rack mount bracket t...

Страница 29: ...nt kit on the SC 2345 2350 carrier with configurable connectors 1 Remove the rubber feet from all except the bottom enclosure 2 Attach the stack mount brackets to both ends of the lower enclosure with...

Страница 30: ...Manual 2 4 ni com Figure 2 3 Stack Mount Option You can stack additional enclosures by using additional stack mount kits You can remove the stack mount kit handles if necessary by removing the four sc...

Страница 31: ...nectors for analog output SCC modules Digital Input and Output I O connections Eight 20 pin connectors for digital shared with analog input 42 position triple row terminal block for digital and counte...

Страница 32: ...gnals connected to SCC modules are used within the voltage ratings of the modules to which they are connected Refer to your SCC XX user manual for the voltage specifications for your SCC module Maximu...

Страница 33: ...A 3 SC 2345 2350 Carrier User Manual SC 2345 Connector Block Figure A 1 SC 2345 Connector Block Dimensions Weight 1 66 kg 3 lb 10 oz I O connectors One 68 pin male SCSI connector one 6 pin male power...

Страница 34: ...h Configurable Connectors Rear and Side Cabled Figure A 2 SC 2345 With Configurable Connectors Dimensions Weight 1 51 kg 3 lb 5 oz I O connectors User defined panelettes one 68 pin male SCSI connector...

Страница 35: ...EC 61010 1 EN 61010 1 UL 61010 1 CSA 61010 1 Note For UL and other safety certifications refer to the product label or visit ni com certification search by model number or product line and click the a...

Страница 36: ...ronmentally responsible manner NI recognizes that eliminating certain hazardous substances from our products is beneficial not only to the environment but also to NI customers For additional environme...

Страница 37: ...ngth 61 m 200 ft IEEE P1451 4 compliance Tier 2 standard system capability Note Future releases of NI DAQmx might contain support for TEDS analog ouput devices Onboard Voltage Reference Output voltage...

Страница 38: ...ed to SCC modules are used within the voltage ratings of the modules to which they are connected Refer to your SCC XX user manual for the voltage specifications for your SCC module Maximum working vol...

Страница 39: ...iameter terminal block 26 to 16 AWG SC 2350 with Configurable Connectors Side Cabled Figure A 3 SC 2350 Dimensions Weight 1 60 kg 3 lb 8 8 oz I O connectors User defined panelettes one 68 pin male SCS...

Страница 40: ...61010 1 UL 61010 1 CSA 61010 1 Note For UL and other safety certifications refer to the product label or visit ni com certification search by model number or product line and click the appropriate li...

Страница 41: ...cts in an environmentally responsible manner NI recognizes that eliminating certain hazardous substances from our products is beneficial not only to the environment but also to NI customers For additi...

Страница 42: ...tor Refer to the specifications for the E M Series DAQ device Tests were performed using a 1 m cable Longer cables yield a lower level of power but the difference is negligible for cables of 2 m or le...

Страница 43: ...65 typ Switching frequency 50 kHz nominal Measurement Category II Output SCC PWR02 Module Other Features PS01 Short circuit protection Yes Overvoltage protection 343 VAC 130 Dimensions of the external...

Страница 44: ...DC input voltage 7 to 42 VDC Reverse voltage protection 42 VDC max Power 325 mA at 12 VDC Output Physical Screw terminal wiring diameter J1 connector on module 24 to 16 AWG Voltage Range Maximum Power...

Страница 45: ...tions of all the signals carried by the 20 pin sockets on the SC 2345 2350 carrier The pins are laid out on SCC modules as shown in Figure B 1 For more information about the SC 2345 2350 carrier conne...

Страница 46: ...ut 1 AI X to second stage AI X to DAQ device 2 AI X to second stage 3 AI SENSE AI SENSE 4 AI X 8 to second stage AI X 8 to DAQ device 5 AI SENSE 6 AI GND AI GND 7 P0 X PFI 7 AI SAMP CLK 8 AI X 8 to se...

Страница 47: ...J17 J18 Pin Number J17 J18 Analog Output DAC0 J17 J18 Analog Output DAC1 1 AO 0 AO 1 2 AO GND AO GND 3 AO 1 AO 0 4 AO GND AO GND 5 APFI 0 AO EXT REF APFI 0 AO EXT REF 6 PFI 5 AO SAMP CLK PFI 5 AO SAM...

Страница 48: ...TR0 OUT PFI 13 CTR1 OUT 2 PFI 14 FREQ OUT PFI 14 FREQ OUT 3 PFI 9 CTR 0 GATE PFI 4 CTR 1 GATE 4 P0 6 P0 7 5 PFI 8 CTR 0 SOURCE PFI 3 CTR 1 SOURCE 6 7 8 9 5 V 5 V 10 GND GND 11 A GND A GND 12 REF 5 V R...

Страница 49: ...5 SC 2345 2350 Carrier User Manual SC 2350 Table B 4 SC 2350 Socket J1 J8 Pin Number J1 J8 Analog Input 1 AI X to DAQ device 2 3 AI SENSE 4 AI X 8 to DAQ device 5 6 AI GND 7 PFI 7 AI SAMP CLK 8 9 5 V...

Страница 50: ...DAC0 J18 Analog Output DAC1 1 AO 0 AO 1 2 AO GND AO GND 3 AO 1 AO 0 4 AO GND AO GND 5 APFI 0 AO EXT REF APFI 0 AO EXT REF 6 PFI 5 AO SAMP CLK PFI 5 AO SAMP CLK 7 8 PFI 6 AO START TRIG PFI 6 AO START...

Страница 51: ...50 Carrier Socket J21 Pin Number Signal 1 A GND 2 A GND AI GND 3 15 V 4 15 V 5 5 V 6 7 External 5 VDC 8 External chassis GND 9 External 5 VDC 10 External chassis GND 11 External 15 VDC 12 External com...

Страница 52: ...V out 15 V out 15 V out 15 V supply to all SCC modules 5 External 5 V out 5 V supply to all SCC modules 6 7 External 5 VDC From external supply 8 9 External 5 VDC From external supply 10 11 External 1...

Страница 53: ...4 AI TEDS CHRTN 3 AI TEDS CHDATA 11 15 16 AI TEDS CHRTN 11 AI TEDS CHDATA 4 17 18 AI TEDS CHRTN 4 AI TEDS CHDATA 12 19 20 AI TEDS CHRTN 12 AI TEDS CHDATA 5 21 22 AI TEDS CHRTN 5 AI TEDS CHDATA 13 23 2...

Страница 54: ...Enter the number of modules of each type that you plan to use in Table C 1 Number of Modules per Carrier 2 For each module type multiply Number of Modules per Carrier by Maximum Analog Power Required...

Страница 55: ...d mW Number of Modules per Carrier AnalogPower Required by Module Type Digital Power Required by Module Type SCC A10 90 0 SCC AIXX 375 525 SCC AO10 180 1150 SCC CI20 75 0 SCC CO20 175 645 SCC CTR01 0...

Страница 56: ...W 6 97 W N A PWR03 with External 7 42 VDC Supply 1 74 W 6 55 W External 1 These power calculations apply to E M Series DAQ devices that provide 5 VDC at 1 A at the I O connector Refer to the specific...

Страница 57: ...nd cannot exceed 1 74 W SC 2345 Carrier For the SCC PWR01 to supply enough power for your SCC configuration in the SC 2345 carrier the following three conditions must be true PA PAMax and PD PDMax and...

Страница 58: ...he total analog power required by your SCC configuration in watts PAMax is the maximum analog power available in watts from Table C 3 PD is the total digital power required by your SCC configuration i...

Страница 59: ...by your SCC configuration in watts and PDMax is the maximum digital power available in watts from Table C 3 Calculating the Power Available from the SCC PWR03 The following section discusses the condi...

Страница 60: ...the SCC PWR03 to supply enough power for your SCC configuration in the SC 2350 carrier the following three conditions must be true PA PAMax and PA 0 62 PD PDMax and PA 0 62 PD 0 53 W 0 75PS where PA...

Страница 61: ...n SCC module Can t I just amplify it using my E M Series DAQ device One reason to amplify low level signals close to the signal source instead of at the E M Series DAQ device is to increase the signal...

Страница 62: ...y utilize the A D range and achieve maximum accuracy with isolation Isolation amplifiers inherently contain noise therefore NI recommends averaging a buffer of measurements for maximum accuracy Use th...

Страница 63: ...o write to the IEEE P1451 4 TEDS compatible sensor Refer to ni com info and enter info code rdtntg for more information about using the SC 2350 carrier with TEDS compatible sensors Where can I find mo...

Страница 64: ...Value p pico 10 12 n nano 10 9 micro 10 6 m milli 10 3 k kilo 103 M mega 106 G giga 109 T tera 1012 Symbols percent positive of or plus per degree ohm A A amperes AI analog input channel signal AI GN...

Страница 65: ...nded or differential For digital signals you group channels to form ports Ports usually consist of either four or eight digital channels connector block same as carrier as in SC 2345 2350 carrier coun...

Страница 66: ...DAQ device a plug in data acquisition board card or pad that can contain multiple channels and conversion devices Plug in boards and PCMCIA cards are examples of DAQ devices DAQCard a data acquisitio...

Страница 67: ...number of scans read or updates written per second I I O input output the transfer of data to from a computer system involving communications channels operator interface devices and or data acquisitio...

Страница 68: ...determination of a physical characteristic In practice measurement is the conversion of a physical quantity or observation to a domain where a human being or computer can determine the value N NI DAQ...

Страница 69: ...ble function input plug play sensor a transducer with an associated TEDS includes both Virtual TEDS and smart TEDS sensors P0 digital input output p p See peak to peak pp peak to peak ppm parts per mi...

Страница 70: ...em interface SE single ended a term used to describe an analog input that is measured with respect to a common ground sensor a device that responds to a physical stimulus heat light sound pressure mot...

Страница 71: ...modified and the digital TEDS circuit is added in parallel such as thermocouples RTDs and bridge based sensors The digital portion of the mixed mode interface Class 1 or Class 2 is based on the 1 Wire...

Страница 72: ...nstruments Corporation G 9 SC 2345 2350 Carrier User Manual W W watts working voltage the highest voltage that should be applied to a product during normal use normally well under the breakdown voltag...

Страница 73: ...s 2 2 rack mount option figure 2 3 stack mount option figure 2 4 isolated analog input D 1 M mounting options 2 2 rack mount option figure 2 3 stack mount option figure 2 4 N ni com downloads 1 3 info...

Страница 74: ...14 signal connections terminal block signal connections 2 1 specifications SC 2345 A 1 SC 2350 A 7 SCC PWR power modules SCC PWR01 A 12 SCC PWR02 A 13 SCC PWR03 A 14 T TEDS 1 2 1 10 1 13 1 14 Class I...

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