National Instruments BNC-2095 Скачать руководство пользователя страница 19 | Manualshive

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321731B-01

Oct03

*321731B-01*

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Содержание BNC-2095

Страница 1: ...ble or an R9696 ribbon cable Rack mount construction for use with 19 in racks A shielded metal enclosure to minimize noise The TC 2095 also features isothermal construction to minimize the temperature...

Страница 2: ...ymbol is marked on the product refer to the Read Me First Safety and Radio Frequency Interference document shipped with the product for precautions to take When symbol is marked on a product it denote...

Страница 3: ...chassis and documentation One of the following SCXI modules and its documentation SCXI 1100 SCXI 1102 B C SCXI 1104 C SCXI 1581 One of the following cable assemblies SH96 96 cable assembly recommende...

Страница 4: ...ning the cable connector clockwise TC 2095 The TC 2095 has 32 universal thermocouple miniconnectors that you can use to connect a thermocouple to each channel of the SCXI module Each connector is labe...

Страница 5: ...his setting for detecting floating signals or open signal leads When detecting open signal leads the positive input is pulled to 5 VDC if the measured signal is 5 VDC Only use this setting or configur...

Страница 6: ...2095 Use thissetting when the signal or thermocouple is floating and you want to disable open thermocouple detection Ground referenced thermocouple or signal Yes BNC 2095 Use this setting for detecti...

Страница 7: ...cable adapter to the SCXI module and secure the adapter by tightening both thumbscrews 4 Connect either end of the SH96 96 cable to the TBX cable adapter and SCXI module and secure the cable by tight...

Страница 8: ...BNC TC 2095 Connected to SCXI Module Configuring the BNC TC 2095 To access jumpers W1 and W2 and the resistor networks refer to Figure 3 as you complete the following steps 1 Remove the nine cover scr...

Страница 9: ...Jumper W2 connects the metal case and shield to the analog ground of the SCXI module directly or through a 100 resistor The factory default setting is through the 100 resistor Refer to Table 2 for co...

Страница 10: ...Connects the BNC TC 2095 housing to SCXI chassis ground Use this setting only if the factory default setting is inadequate for noise rejection you are using the R9696 cable and if one of the following...

Страница 11: ...0 to 55 C temperature range Table 4 shows the temperature sensor output accuracy To select and read the temperature sensor refer to the driver software documentation for programming information Table...

Страница 12: ...filter on the VTEMPOUT signal Therefore use an average of a large number of samples to obtain an accurate measurement For example sample for one second and average Noisy environments require more sam...

Страница 13: ...stor networks included in the BNC TC 2095 kit You can install these resistor networks as RP1 RP2 RP3 and RP4 Refer to Figure 3 for the locations of RP 1 8 If you use this configuration and you have th...

Страница 14: ...hannels with open thermocouples saturate at all sample rates Use long nose pliers to remove or replace the resistor networks in the sockets Be careful not to damage the network package Make sure pin 1...

Страница 15: ...pling rate of the module The open thermocouple channel may not saturate if the interchannel delay is less than 200 s or if the sample rate is more than 5 kHz at a gain of 100 or higher If you want fas...

Страница 16: ...re or use the 10 ground referencing resistor networks which brings the common mode voltage down to nearly 0 VDC Current Leakage The open thermocouple detection circuitry results in a small current lea...

Страница 17: ...l Dimensions 48 3 cm by 4 4 cm by 19 0 cm 19 0 in by 1 7 in by 7 7 in Maximum Working Voltage Maximum working voltage signal common mode Each input should remain within 10 VDC of chassis ground Enviro...

Страница 18: ...sions EN 55011 Class A at 10 m FCC Part 15A above 1 GHz Immunity EN 61326 1997 A2 2001 Table 1 EMC EMI CE C Tick and FCC Part 15 Class A Compliant Note For EMC compliance you must operate this device...

Страница 19: ...ioned herein are trademarks or trade names of their respective companies For patents covering National Instruments products refer to the appropriate location Help Patents in your software the patents...

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