National Instruments NI 9218 Getting Started Download Page 15 | Manualshive

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National Instruments NI 9218 Getting Started Download Page 15

Related reference

■

Quarter-Bridge Connections

NI 9218

NI 9984/9985

DSUB/LEMO

RC

EXC

AI

■

Connecting 120 Ω quarter bridges requires the NI 9984.

■

Connecting 350 Ω quarter bridges requires the NI 9985.

Tip

NI recommends 2 V excitation when using a NI 9984 with 120 Ω quarter

bridges and 3.3 V excitation when using the NI 9985 with 350 Ω quarter

bridges.

Related reference

■

NI 9984/9985 Pinout

TEDS Connections

TEDS
Enabled Sensor

NI 9218

T+

T-

Data

COM

For more information about TEDS, visit

and enter the Info Code rdteds.

© National Instruments

15

NI-9218 Getting Started

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Summary of Contents for NI 9218

Page 1: ...NI 9218 Getting Started 2022 07 06...

Page 2: ...onnections 13 20 mA Connections 13 60 V Connections 14 Half Bridge Connections 14 Quarter Bridge Connections 15 TEDS Connections 15 TEDS Support 15 Vsup Daisy Chain Topology 16 NI 9218 Connection Guid...

Page 3: ...NI 9986 Pinout 20 NI 9987 Pinout 21 Where to Go Next 21 NI Services 21 National Instruments 3 NI 9218 Getting Started...

Page 4: ...r each component in the system to determine the safety and EMC ratings for the entire system Safety Guidelines Caution Observe all instructions and cautions in the user documentation Using the product...

Page 5: ...for the IEPE excitation 1 The maximum voltage between pin 2 and pin 3 on a single connector is 20 V to 30 V 2 Must use crimp contact LEMO plug 784162 01 to maintain these ratings Ratings are invalidat...

Page 6: ...tion and 22 V for the IEPE excitation 1 The maximum voltage between pin 2 and pin 3 on a single connector is 20 V to 30 V Safety Guidelines for Hazardous Locations The NI 9218 is suitable for use in C...

Page 7: ...ures of 40 C Ta 70 C If you are using the NI 9218 in Gas Group IIC hazardous locations you must use the device in an NI chassis that has been evaluated as Ex nC IIC T4 Ex IIC T4 Ex nA IIC T4 or Ex nL...

Page 8: ...in the product documentation Furthermore any changes or modifications to the product not expressly approved by National Instruments could void your authority to operate it under your local regulatory...

Page 9: ...s on ni com manuals for complete specifications NI 9218 Pinout 5 4 3 2 1 9 8 7 6 V V 5 4 3 2 1 9 8 7 6 4 5 1 8 3 2 10 9 6 7 V V V V 4 5 1 8 3 2 10 9 6 7 4 5 1 8 3 2 10 9 6 7 V V V V 4 5 1 8 3 2 10 9 6...

Page 10: ...ction RS Positive remote sensing connection RS Negative remote sensing connection SC Shunt calibration connection T TEDS data connection T TEDS return connection Table 2 Signal Descriptions 1 NI 9218...

Page 11: ...alf Bridge requires the NI 9986 Quarter Bridge requires the NI 9984 120 or NI 9985 350 16 V Connections EX VEX VEX VSUP VSUP NI 9218 AI AI EX The NI 9218 provides optional 12 V sensor excitation To us...

Page 12: ...itation in your software Related reference NI 9982 65 mV Connection Pinout Full Bridge Connections RS EX AI AI EX RS SC SC NI 9218 The NI 9218 provides 2 V excitation to loads 120 or 3 3 V excitation...

Page 13: ...erence NI 9982 IEPE Connection Pinout 20 mA Connections EX VEX VEX VSUP VSUP NI 9218 NI 9983 AI AI DSUB LEMO EX Connecting 20 mA signals requires the NI 9983 The NI 9218 provides optional 12 V sensor...

Page 14: ...ing half bridges requires the NI 9986 The NI 9218 provides 2 V excitation to half bridges of 240 total or 3 3 V excitation to half bridges of 700 total The NI 9218 provides optional connections for re...

Page 15: ...res the NI 9985 Tip NI recommends 2 V excitation when using a NI 9984 with 120 quarter bridges and 3 3 V excitation when using the NI 9985 with 350 quarter bridges Related reference NI 9984 9985 Pinou...

Page 16: ...Vsup Vsup Vsup NI 9218 with LEMO Vsup Vsup NI 9218 with LEMO Vsup Vsup The NI 9218 with LEMO provides four pins on the Vsup connector for daisy chaining NI 9218 Connection Guidelines Make sure that d...

Page 17: ...urement Adapter What to Do 1 2 1 Unlock the measurement adapter housing cover 2 Slide the measurement adapter housing cover to access the screw terminals Mounting the NI 998xD 998xL What to Use NI 998...

Page 18: ...e measurement adapter is connected to the NI 9218 and the NI 9218 is installed in a chassis Measurement Adapter Pinouts The following sections include pinouts for the NI 9218 measurement adapters NI 9...

Page 19: ...s NI 9982 Full Bridge Connection Pinout 3a 10 9 6 7 8 SC AI AI SC 3b 4 5 2 1 EX RS RS EX 4 5 1 2 3a 3b 6 7 8 9 EX EX RS RS SC AI AI SC NI 9982D 9982L NI 9982F Pins 3a and 3b are tied together on the N...

Page 20: ...4 5 1 2 3a 3b 6 7 8 9 EX EX AI AI NI 9983F Pins 3a and 3b are tied together on the NI 9983 Related reference 20 mA Connections NI 9984 9985 Pinout 3a 10 9 6 7 8 AI 3b 4 5 2 1 RC EXC 4 5 1 2 3a 3b 6 7...

Page 21: ...3b are tied together on the NI 9986 Related reference Half Bridge Connections NI 9987 Pinout 3a 10 9 6 7 8 AI 3b 4 5 2 1 AI 4 5 1 2 3a 3b 6 7 8 9 AI AI NI 9987D 9987L NI 9987F Pins 3a and 3b are tied...

Page 22: ...earn about NI service offerings such as calibration options repair and replacement Visit ni com register to register your NI product Product registration facilitates technical support and ensures that...

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