background image

USER MANUAL

SLSC-12251 and SLSC-12252

Fault Insertion Unit, 16 CH, 8 Amps and 8 CH, 30 Amps

SLSC-12251

16 Ch FIU

100 Vpk, 8 Arms MAX

J1: DUT (0-1

5)

J2: L

O

AD (0-1

5)

SLSC-12252

8 Ch FIU

100 Vpk, 30 Arms MAX

J1: DUT (0-7)

J2: L

O

AD (0-7)

Contents

Overview...................................................................................................................................2
Safety Guidelines...................................................................................................................... 3

Safety Voltages..................................................................................................................3

EMC Guidelines........................................................................................................................4
Environmental Characteristics.................................................................................................. 4
Installing the SLSC-12251/12252 and RTI-12306................................................................... 5
Getting Started with Software...................................................................................................6

Summary of Contents for SLSC-12251

Page 1: ...Ch FIU 100 Vpk 8 Arms MAX J1 DUT 0 15 J2 LOAD 0 15 SLSC 12252 8 Ch FIU 100 Vpk 30 Arms MAX J1 DUT 0 7 J2 LOAD 0 7 Contents Overview 2 Safety Guidelines 3 Safety Voltages 3 EMC Guidelines 4 Environmen...

Page 2: ...devices also provide a voltage that is proportional to the current through the channel This voltage can be measured with another device Driver Support Earliest driver support version for the SLSC 122...

Page 3: ...safe by panel mounting it in a closed rack to prevent user access to the rear of the device These test and measurement circuits are rated for measurements performed on circuits not directly connected...

Page 4: ...not expressly approved by National Instruments could void your authority to operate it under your local regulatory rules Notice To ensure the specified EMC performance operate this product only with...

Page 5: ...nsure proper installation of the module and RTI 12306 1 Power off the main DC power source or disconnect the power source from the chassis before installing any modules or RTIs 2 Ensure that the chass...

Page 6: ...4 or in Example Finder Example Finder SLSC NI Module Examples SLSC 12251 12252 FIU Module Configuration vi This VI demonstrates how to use the NI SLSC API to configure the switches of the SLSC 12251 a...

Page 7: ...SLSC 12251 SLSC 12252 Channel_n DUTn to LOADn Bus A or Bus B 0 15 0 7 ChannelPair_n DUTn to DUTn 1 where n is even 0 7 0 3 Figure 2 Channel Connection Pairs Current Sense to RTI A DUT n 0 2 4 6 Curre...

Page 8: ...h bit represents a channel true when that channel s analog temperature sensors exceed the high temperature analog transition range NI FIU BoardFault OverTemperatureOnChannelToChannel UInt32 Device Sta...

Page 9: ...longer than its delay time Table 5 Measurement Properties Property Name Data Type Property Type Description NI FIU Calibration Date Double Device Time in seconds elapsed since 12 00 a m Friday January...

Page 10: ...usSource Int32 String Physical Channel Channel_n Allows pre setting DUT channel connectivity to Bus A Bus B or none An Update command is required for the change to take place Enumeration 0 NoBus Chann...

Page 11: ...I FIU State Load Int32 String Physical Channel Channel_n Read only property that represents the actual connection states for a channel See Preset property for enumeration Table 7 Version Control Prope...

Page 12: ...set coefficients to calculate the calibrated current as follows I Amps NI FIU CurrentTransducer Gain Vmeasured NI FIU CurrentTransducer Offset where NI FIU CurrentTransducer Gain and NI FIU CurrentTra...

Page 13: ...nfirmed by reading the NI FIU State properties Modifying the NI FIU Preset properties will not change the state of the switch A switch transition on the pending preset values is only triggered upon ex...

Page 14: ...Loads When a channel is providing current to an inductive load and the current is interrupted by opening the switch the inductor voltage rapidly increases due to Vinductor L di dt This inductive kickb...

Page 15: ...ation again for the inductor and max current used on the actual load By equating the temperature rise for these two use cases the constant F2 cancels and the maximum current for a given load inductanc...

Page 16: ...h1_DUT Ch0_DUT Ch6_DUT Ch7_DUT NC NC Ch15_DUT Ch14_DUT Ch8_DUT Ch9_DUT Ch10_DUT Ch11_DUT Ch12_DUT Ch13_DUT Ch12_LOAD Ch13_LOAD Ch11_LOAD Ch10_LOAD Ch14_LOAD Ch15_LOAD Ch9_LOAD Ch8_LOAD NC NC Ch0_LOAD...

Page 17: ...2_DUT Ch5_DUT Ch7_DUT Ch6_LOAD Ch4_LOAD Ch3_LOAD Ch1_LOAD Ch7_LOAD Ch5_LOAD Ch2_LOAD Ch0_LOAD 4 4 C4 C4 C3 2 2 3 3 1 1 4 C4 2 2 3 3 1 1 C4 C3 Note The input to each channel is Chx_DUT The output to ea...

Page 18: ...d all current sensor outputs through the MDR connectors RTI 12306 Front View Figure 6 RTI 12306 Front View J4 Bus A J5 Bus B MDR J2 CH 0 7 MDR J3 CH 8 15 RTI 12306 Bus Connections Wire gauge 6 AWG to...

Page 19: ...ions Signal Description CurrentCh n Voltage proportional to current on Channel_n plus common mode voltage The full scale range is 2 2 5 V CurrentCh n Common mode voltage of Channel_n 2 5 V GND Ground...

Page 20: ...for use with the SLSC 12251 when all signals are 33Vdc The HD44 connector J4 allows for sense connections low current only of the channels to another device such as the SLSC 12201 Figure 9 TB 12397 Fr...

Page 21: ...ND GND GND NC NC NC GND CH3 GND GND GND 31 16 32 17 33 18 34 19 35 20 36 21 37 38 23 22 39 24 40 25 41 26 42 27 43 28 44 29 J4 1 2 3 4 5 6 8 9 10 11 12 13 14 30 15 7 Note NC indicates not connected an...

Page 22: ...for use with the SLSC 12252 when all signals are 33Vdc The HD44 connector J4 allows for sense connections low current only of the channels to another device such as the SLSC 12201 Figure 12 TB 12399 F...

Page 23: ...26 42 27 43 28 44 29 J4 1 2 3 4 5 6 8 9 10 11 12 13 14 30 15 7 Note NC indicates not connected and should not be used Panel Mounting a Terminal Block The TB 12396 TB 12397 TB 12398 and TB 12399 come p...

Page 24: ...with DIN Rail Clip Figure 15 Terminal Block Rear Hole Pattern 4x M4 X 0 7 Threads 7 0 mm 0 276 in Max Insertion 76 2 mm 3 00 in 38 1 mm 1 50 in 38 1 mm 1 50 in 76 2 mm 3 00 in 24 ni com SLSC 12251 an...

Page 25: ...nts EULAs and third party legal notices in the readme file for your NI product Refer to the Export Compliance Information at ni com legal export compliance for the NI global trade compliance policy an...

Reviews: