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FP-RTD-122 and cFP-RTD-122

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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) ............................... 89/336/EEC

Note

Refer to the Declaration of Conformity (DoC) for 

this product for any additional regulatory compliance 
information. To obtain the DoC for this product, click 

Declarations of Conformity Information

 at 

ni.com/hardref.nsf/

.

Mechanical Dimensions

Figure shows the mechanical dimensions of the FP-RTD-122 
installed on a terminal base. If you are using the cFP-RTD-122, 
refer to the Compact FieldPoint controller user manual for the 
dimensions and cabling clearance requirements of the Compact 
FieldPoint system.

Figure 7.  

FP-RTD-122 Mechanical Dimensions

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 connector block operating 
instructions

109.5 mm

(4.31 in.)

91.44 mm

(3.60 in.)

107.19 mm

(4.22 in.)

Содержание FieldPoint cFP-RTD-122

Страница 1: ...how to install and use the National Instruments FP RTD 122 and cFP RTD 122 three wire RTD and resistance input modules referred to inclusively as the c FP RTD 122 For details on configuring and acces...

Страница 2: ...r position 1 used for the FP RTD 122 module 2 Align the FP RTD 122 alignment slots with the guide rails on the terminal base 3 Press firmly to seat the FP RTD 122 on the terminal base When the module...

Страница 3: ...he cFP RTD 122 prevent backward insertion 2 Press firmly to seat the cFP RTD 122 on the backplane 3 Using a number 2 Phillips screwdriver with a shank of at least 64 mm 2 5 in length tighten the capti...

Страница 4: ...ield to the COM terminal Do not connect the shield to any of the wires at the signal end Taking RTD Measurements with the c FP RTD 122 The c FP RTD 122 has eight input channels All eight channels shar...

Страница 5: ...xcitation wire to the EX terminal of the module and connect the other two wires to the SENSE and COM terminals Figure 4 Three Wire RTD Connections on One Channel Taking Measurements from Four Wire RTD...

Страница 6: ...re resistance in ohms In this way you can take measurements from RTDs of types that the c FP RTD 122 does not directly support such as 120 nickel RTDs and from resistive devices other than RTDs You ca...

Страница 7: ...RTD types are specified by material composition nominal resistance at 0 C and TCR The c FP RTD 122 can directly measure the temperature of platinum RTDs of either 100 or 1 000 nominal resistance These...

Страница 8: ...arization curves measure the resistance with the c FP RTD 122 and convert the resistance to temperature in the manner suggested by the RTD vendor Three Wire Compensation of Lead Resistance Errors The...

Страница 9: ...00 RTDs and 0 3 C per of mismatch in the lead resistance for 1 000 RTDs For example for 2 leads matched to 5 of each other the lead resistance mismatch is 5 2 0 1 which would cause 0 3 C of error in m...

Страница 10: ...d the inter module communication bus There is no isolation between channels unless otherwise noted If any of the channels on a module are wired at a hazardous potential make sure that all other device...

Страница 11: ...ble gases or fumes Specifications These specifications are typical for the range 40 to 70 C unless otherwise noted Gain error is calculated as a percentage of input signal value Input Characteristics...

Страница 12: ...hannel is updated every 1 08 s Physical Characteristics Indicators Green POWER and READY indicators Weight FP RTD 122 140 g 4 8 oz cFP RTD 122 110 g 3 7 oz Power Requirements Power from network module...

Страница 13: ...2 27 50 g 3 ms half sine 18 shocks at 6 orientations 30 g 11 ms half sine 18 shocks at 6 orientations Safety This product is designed to meet the requirements of the following standards of safety for...

Страница 14: ...ref nsf Mechanical Dimensions Figure 7 shows the mechanical dimensions of the FP RTD 122 installed on a terminal base If you are using the cFP RTD 122 refer to the Compact FieldPoint controller user m...

Страница 15: ...4 8521 Canada Toronto 905 785 0085 Canada Vancouver 514 685 7530 China 86 21 6555 7838 Czech Republic 420 2 2423 5774 Denmark 45 45 76 26 00 Finland 385 0 9 725 725 11 France 33 0 1 48 14 24 24 German...

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