National Instruments VXI Series User Manual Download

Page: 1 / 25

VXI

VXI-1501
User Manual

VXI-1501 User Manual

January 2000 Edition

Part Number 322452A-01

Summary of Contents for VXI Series

Page 1: ...VXI VXI 1501 User Manual VXI 1501 User Manual January 2000 Edition Part Number 322452A 01...

Page 2: ...ermany 089 741 31 30 Greece 30 1 42 96 427 Hong Kong 2645 3186 India 91805275406 Israel 03 6120092 Italy 02 413091 Japan 03 5472 2970 Korea 02 596 7456 Mexico D F 5 280 7625 Mexico Monterrey 8 357 769...

Page 3: ...owner s failure to follow the National Instruments installation operation or maintenance instructions owner s modification of the product owner s abuse misuse or negligent acts and power failure or s...

Page 4: ...ommunications DOC Changes or modifications not expressly approved by National Instruments could void the user s authority to operate the equipment under the FCC Rules Class A Federal Communications Co...

Page 5: ...Directives Readers in the EU EEC EEA must refer to the Manufacturer s Declaration of Conformity DoC for information pertaining to the CE Mark compliance scheme The Manufacturer includes a DoC for most...

Page 6: ...ed italic Italic text denotes variables emphasis a cross reference or an introduction to a key concept This font also denotes text that is a placeholder for a word or value that you must supply monosp...

Page 7: ...rounding Procedure 1 10 Appendix A VXI 1501 Specifications Appendix B Technical Support Resources Index Figures Figure 1 1 Minimum Airflow Available Per Slot 1 2 Figure 1 2 Forcing the Fan to High Spe...

Page 8: ...Seven standard VXIbus power supply voltages all overvoltage overcurrent and temperature protected Maximum usable power total power supply output power before thermal protection shutdown 1690 W 25 C 16...

Page 9: ...culation fans The speed of the fans is controlled by the ambient temperature of the air drawn into the mainframe Air from the fan chamber is forced into the compartmentalized plenum at the bottom of t...

Page 10: ...e of the air drawn into the mainframe One fan cools the power supply module and three fans cool the VXI modules inserted into the mainframe You can override the temperature controlled speed of the fan...

Page 11: ...external TTL circuits etc 1 A max 7 12 V 12 V output for charging batteries running external TTL circuits relays etc 1 A max 8 5 V STDBY Input for 5 V standby current for example from external battery...

Page 12: ...ET This pin provides an extension of the backplane SYSRESET signal It can be used to monitor for SYSRESET or to send SYSRESET to the backplane Shorting this line to ground inputs a SYSRESET signal to...

Page 13: ...this circuit you can monitor the actual temperature of the power supply exhaust temperature to receive a warning signal that the mainframe is running under abnormal conditions This output provides 0...

Page 14: ...on the back of the backplane PCA Figure 1 4 shows the location of this resistor Once R93 is removed the only way to control power is through a switch connected to pins 5 and 18 of the 25 pin D connect...

Page 15: ...s shipped with a 15 A fast blow 15 AF fuse already installed This fuse is suitable for all line voltages Figure 1 5 shows how to replace the fuse if necessary Figure 1 5 Replacing the Power Line Fuse...

Page 16: ...must not be defeated The front power switch on this instrument does not disconnect all power from internal circuits In case of emergency the operator may need to disconnect the power to this mainframe...

Page 17: ...arth ground Grounding Procedure Connect a 16 AWG 1 3 mm or larger wire to the PEM nut shown in Figure 1 6 The wire must be green with a yellow stripe or bare no insulation Use an M4 10 screw grounding...

Page 18: ...Kg 48 5 lbs with no modules installed Module size 13 C Size slots Mainframes also accept A Size or B Size modules with the appropriate adapters Input power 50 60 Hz input power Automatic voltage rangi...

Page 19: ...age Maximum Current Fuse 100 VAC 15 A 15 AF 120 VAC 12 A 15 AF 220 240 VAC 8 A 15 AF DC Output Voltage Peak DC Output Current IMP P PDynamic Current IMD Current Limit supply shuts down 40 C 55 C 5 V 6...

Page 20: ...VAC will cause shutdown at the lower edge of the band Humidity 10 90 RH noncondensing Temperature range Nonoperating 20 C to 70 C Operating 0 C to 50 C Shock 30 g 11 ms half sine 3 shocks per face Ran...

Page 21: ...y 10 C rise at 60 W per slot 15 C rise at 75 W per slot Acoustical noise Low fan speed 48 dBA sound pressure at bystander position Lpa 48 dB fiktiver Arbeitsplatz normalier Betrieb nach DIN 45635 T 1...

Page 22: ...FAQs and their corresponding answers or solutions including special sections devoted to our newest products The database is updated daily in response to new customer experiences and feedback Troublesh...

Page 23: ...rmation on local services You can access these Web sites from www ni com worldwide If you have trouble connecting to our Web site please contact your local National Instruments office or the source fr...

Page 24: ...nt panel switch 1 7 F fan 1 3 forcing to high speed figure 1 3 variable speed 1 3 front panel switch disabling 1 7 fuse A 2 G general power supply A 2 grounding procedure figures 1 10 H humidity A 3 I...

Page 25: ...tch front panel disabling 1 7 T technical support resources B 1 telephone support B 2 temperature range A 3 V variable speed fan 1 3 VXI ripple noise A 3 VXI 1501 air flow 1 2 connectors pinouts table...