!
The Leader in Automated Test, Data
Acquisition, and Control
ISO9001:2008 Registered
Headquarters
839 Marshall Phelps Rd.
Windsor, CT 06095-2170
Phone: 860-298-9925
Massachusetts
257 Simarano Drive
Marlborough, MA 01752
Phone: 508-281-8288
New Jersey
10 Forest Avenue, Suite 120
Paramus, NJ 07652
Phone: 201-773-9115
!
!
!
SLSC 8-Channel
VDT/Resolver Simulation
Module
Installation Instructions and Reference Manual
Revision –
February 29, 2018
!
!
!
Rev.
Date
Description
pre.
1/31/2017
Initial version.
pre.
4/10/2017
Corrected J1/J2 pinouts. (H/T Anders!) Added DCR for 400Hz variant.
Added 0.1 factor to basic transfer function.
pre.
6/26/2017
Fixed RTI I/F pinout.
pre.
8/7/2017
Fixed transformer ratios for -01 variant.
–
2/29/2018
Added transformer ratios for -02 variant.
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!
!
!
!
!
!
!
!
Revision!History!
!
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Copyright!©2017!Bloomy!Controls,!Inc.!
All!Rights!Reserved!
!
The!Bloomy!Stamp!and!the!word!“Bloomy”!are!registered!trademarks!of!Bloomy!Controls,!Inc.!
Other!trademarks!are!property!of!their!respective!owners.!
!
Bloomy!Controls,!Inc.!
839!Marshall!Phelps!Rd.!
Windsor,!CT!06095!
860-298-9925!
www.bloomy.com!
! !
February 29, 2018 www.bloomy.com ii
Revision –
Table!of!Contents!
1.0! Overview!....................................................................................................................................................................................!1!
1.1! Regulatory!.......................................................................................................................................................................!1!
2.0! Module!Description!..............................................................................................................................................................!1!
2.1! Features!............................................................................................................................................................................!1!
2.2! Hardware!Overview!....................................................................................................................................................!2!
2.3! Specifications!.................................................................................................................................................................!3!
2.4! Software!Overview!.......................................................................................................................................................!3!
2.5! Theory!of!Operation!................................................................................................................................ ....................!3!
2.6! Transfer!Function.........................................................................................................................................................!5!
2.7! Routing!Control!.............................................................................................................................................................!9!
2.8! Manual!Relay!Control!.................................................................................................................................................!9!
3.0! Installation!.............................................................................................................................................................................!10!
3.1! System!Requirements!..............................................................................................................................................!10!
3.2! External!Connections!...............................................................................................................................................!10!
February 29, 2018 www.bloomy.com iii
Revision –
1.0 Overview
These! operating! instructions! describe! how! to! install! and! use! the! Bloomy! 1200-00019! SLSC! 8Channel!VDT/Resolver!Simulation!Module!into!a!National!Instruments!Switch/Load/Signal!Conditioning!(SLSC)!system.!For!information!about!installing,!configuring,!and!programming!the!system,!
refer!to!the!system’s!documentation.!
Note:!The!safety!guidelines!and!specifications!in!this!document!are!specific!to!this!module.!The!other!components! in!your!system!may! not!meet!the!same!ratings!and!specifications.! Refer!to!the!documentation!for!each!component!in!your! system!to!determine!the!ratings!and!specifications! for!the!
entire!system.!
1.1 Regulatory
Refer!to! the!product!Declaration! of! Conformity! for! additional!regulatory!compliance!information.!
To! obtain! product! certifications! and! declarations! of! conformity! for! this! product,! see!
www.bloomy.com/support.!
2.0 Module Description
The!Bloomy!SLSC! VDT/Resolver! Simulator! Module!provides! eight! channels! of!LVDT,! RVDT!or! resolver!simulation!for!the!National! Instruments!SLSC!family! of! products.!Each!channel! can!be! connected! as! one! four,! five! or! six! wire! simulation,! or! two! four-wire! simulations! with! common!
excitation.! It! conforms! to! the! NI! SLSC! Module! Development! Kit! v1.1,! occupies! a! single! slot! of! a!
standard!SLSC!chassis!and!requires!no!external!power.!
2.1 Features
The!SLSC!VDT/Resolver!Simulator!Module!has!the!following!features:!
• Each! channel!can!simulate!either!an!LVDT,!an!RVDT!or! a!resolver!independently!of!
the!other!channels.!
• Each! channel! can!be! wired! as!an! independent!4-wire,! 5-wire!or! 6-wire!simulation!
without!affecting!the!other!channels.!
• Each! channel!can!simulate!two!four-wire!devices!as!l ong! as!the!excitation!source!is!
common!for!both!simulations.!
• Independent!control! of!the! two!returns! for! each!channel! allow!simulation! of!both!
nominal!as!well!as!non-nominal!devices.!
• Excitation!for!each!channel’s!simulation!can!be!provided!through!the!module’s!front!
panel!connectors!or!can!be! selectively!provided! from!an!SLSC-wide!system!bus!for!
UUTs!which!do!not!supply!their!own!excitation.!
• Calibration! relays! on! each! channel! provide! both! calibration! and! open-circuit!
fault/disconnect!capability!for!the!channel.!The!calibration!rela ys!connect!the!channel! to! the! system-wide! instrumentation! bus! allowing! system! instrumentation! resources!to!calibrate!each!channel’s!transfer!function.!
!!
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Revision –
2.2 Hardware Overview
REV DESCRIPTION DATE APPROVED
REVISION HISTORY
REV DESCRIPTION DATE APPROVED
J1
J2
XJ1
XJ2
XJ3
Side!and!front! views!of! t he! module!are! shown!below!with!connector!designators.!Pinouts!for! the!
connectors!are!shown!in!Appendix!A.!!
Right Side View:
!
J1! and! J2!are! user! connections! for! the! VDT/resolver! simulations.! XJ1! connects!to! the! SLSC! backplane,!while!XJ2!and!XJ3!connect!to!the!rear!transition!interface!and!then!to!the!rest!of!the!system.!
XJ2!is!the!analog/digital!I/O!connector,!and!XJ3!is!the!system-wide!fault/instrumentation!bus.!
Front View:
!
J1!and!J2!are!44-pin!high-density!female!D-shell!connectors.!The!PWR!and!RDY!indicators!show!the!
status!of!the!module!according!to!the!table!below.!
February 29, 2018 www.bloomy.com 2
Revision –
Indicator!
Behavior!
Status!
PWR!
Off!
The!module!is!not!properly!powered.!
Solid!Green!
The!module!is!powered!correctly.!
Blinking!Red!
Module!fault.!
RDY!
Off!
Module!is!not!powered!or!is!not!ready.!
Solid!Green!
Module!is!in!default!condition!and!ready!for!use.!
Blinking!Yellow!
Module!is!active,!but!in!a!non-default!condition.!
2.3 Specifications
Parameter!
Value!
Notes
!
Supply!power!
24VDC!
Supplied!through!SLSC!backplane!connector!XJ1!
Measured!with!all!relays!energized!
Supply!power!
3.3VDC!
Supplied!through!SLSC!backplane!connector!XJ1!
V
EXC,!MAX!
11V
peak!
1200-00019-00!
20V
peak!
1200-00019-01!
40V
peak
!
1200-00019-02!
f
EXC!
1kHz-10kHz!
1200-00019-00!
400Hz-1kHz!
1200-00019-01!
400Hz-1kHz!
1200-00019-02!
DCR,!input!
38Ω±15%!
1200-00019-00!
44Ω±15%!
1200-00019-01!
40Ω±15%!
1200-00019-02!
DCR,!output!
41Ω±15%!
1200-00019-00!
52Ω±15%!
1200-00019-01!
52Ω±15%!
1200-00019-02!
Conforms!to!National!Instruments!SLSC!Module!Development!Kit!v2.0!
2.4 Software Overview
A!LabVIEW!VI!is!provided!which!converts!engineering!units!(displacement)!to!voltages!to!drive!the!
D/A!converters.!This!VI!also!connects!the!calibration!and! shared!excitation! buses.!Instructions! for!
these!VIs!are!included!with!the!VI.!The!transfer!functions!of!the!VI!and!module!is!discussed!further!
below.!
2.5 Theory of Operation
The!module!simulates!VDTs!and! resolvers! by!using! an! analog! four-quadrant! multiplier!under! external!control!to! vary!the! amplitude!and!sign!of!two! return!outputs!for!each!excitation!input.!Both!
the!excitation!and!the!returns!are!transformer!coupled!for!isolation!and!to!provide!the!unit!under!
February 29, 2018 www.bloomy.com 3
Revision –
test!with!an! inductive!load.!The! external! control! is!provided! by!an! analog!signal! from!a! digital! to!
1
2
3
4
D‐44(x2)
(Onechannelof8shown)
FrontPanel
XJ2
8‐ChannelVDT/ResolverSimulator
E1+
E1Control
E1‐
E2Control
E2+
E2‐
EXC+
EXC‐
XYXY
XYXY
CalOut+
CalOut‐
XJ3
CalIn+
CalIn‐
ExcIn‐
ExcIn+
T
in
T
out2
T
out1
K
EXC
K
E1
K
E2
K
CALOUT
K
EXCIN
K
CALIN
analog!converter,!such!as!a!National!Instruments!PXI!or!Compact!RIO!module.!
A!simplified!block!diagram!of!one!channel!of!the!module!is!shown!below.!(All!relays!are!shown!in!
their!default!states.)!
As!shown!in!the!diagram,!excitation!is!received!through!the!front!panel!“EXC”!connections.!The!excitation!is!isolated!by!an!input!transformer,!TIN,!and!is!distributed!to!two!analog!multipliers.!The!multipliers!create!the!product!of!the!excitation!signal!and!the!two!control!signals!received!from!the!rear!
XJ2! connector.! The! output! of! each! multiplier! is! isolated! by! an! output! transformer,! T
connected!to!the!front!panel.!Because!the!multiplier!is!a!four-quadrant!device,!the!sign!of!the!products!can!be!the!inverse!of!the!excitation.!
Some!units!under!test!do!not!supply!their!own!excitation!but!rather!source!excitation!for!the!connected!sensors!from!an!external!source.!Relays!K
nal!to!be!brought!into!the!module!through!the!rear!fault/instrumentation!connector,!XJ3.!
For!calibration!of!the!transfer!function,!K
the!excitation!input!of!the!channel.!K
a!National!Instruments!PXI-based!DMM,!to!the!on-board!calibration!bus.!KE1!or!KE2!is!then!closed!to!
complete!the!output!signal!path!to!the!DMM.!The!control!signals!are!then!swept!from!-10V!to!+10V!
and!the!transfer!function!of!the!channel!can!be!analyzed!for!calibration!purposes.! Each!channel!is!
calibrated!in!turn.!
If!the!excitation!source!is!uncalibrated,!K
circuit!to!the!DMM!must!be!completed!by!a!switch!matrix!elsewhere.!
While!K
CAL!IN
,!K
CAL!OUT
!and!K
EXC!IN
dividually!or!as!a!group!to!simulate!open-circuit!faults.!
Note:!K
February 29, 2018 www.bloomy.com 4
!is!not!present!on!modules!produced!prior!to!2017.!!
EXC!IN
Revision –
!and!K
EXC
!is!closed!which!connects!a! measurement!device,!such!as!
CAL!OUT
!may!also!be!connected!during!this!process,!though!the!
CAL!IN
!and!K
EXC
!are!closed!thus!connecting!a!source!of!AC!to!
CAL!IN
!allow!a!system-wide!excitation!sig-
EXC!IN
!are!all!in!their!open!positions,!KE1,!KE2,!and! K
!
,! which! is!
OUT
!may!be!opened!in-
EXC
2.6 Transfer Function
!"# $
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$
,-+./-01"
23
( )
-4.
!5# $
%&'
( )*+(
$
,-+./-015
23
( )
-4.
Part!number!
Tin!
T
out!
1200-00019-00!
0.909!
1.2!
1200-00019-01!
0.5!
2.1!
1200-00019-02!
0.25!
2.1!
! # $
%&'
( 6 ( 7
89
9:88
The!basic!transfer!function!for!each!channel!of!the!module!is!defined!by!the!formulas!below:!
The!transformation!ratios!(Tin!and!T
)!are!dependent!on!the!module!configuration!per!the!follow-
out
ing!table:!
!
The! supplied! VI! automatically! detects! the!module! type! and! uses! the! transformation!ratios! to! set!
V
V
based!on!the!chosen!simulation!type!as!detailed!below.!
control,n!
!is!bandwidth!limited!and!has!a!-3dB!corner!frequency!of!20kHz.!
EXC
2.6.1 4-Wire VDT Simulation
Because!the! output! E! of!a! four-wire!VDT! is! the! sum! of! the!two!return!coils,!E1!and!E2,!the! output!
may!be!expressed!by!the!following!equation:!
!
!
!
where!
V
!is!the!RMS,!peak!or!instantaneous!voltage,!
EXC
S!is!the!sensitivity!of!the!VDT!in!units!of!
!or!similar,!and!
d!is!the!displacement!of!the!VDT!from!its! null!position! in! units!of!corresponding!length!or!
rotation.!
Note! that! because!the!displacement!can!be!positive!or! negative!that!the!return! voltage!can! be! in!
phase!or!inverted!relative!to!the!excitation.!
Because!the!module!has! the!capability!of!providing!inverted!outputs,!each! channel! can!be! used!to!
simulate!two!4-wire!VDTs.!
VI Inputs
The!VI!for!the!4-wire!simulation!requires!the!following!inputs:!
d1,!d2:!displacement!for!each!return!in!units!of!length!(e.g.,!mm!or!in.)!or!rotation!(°)!
d
,!d
:!displacement!error!for! each!return!in! the!same! units!as!the!displacement;! default!
1,E
2,E
value!of!0!
S:!the!sensitivity!of!the!VDT!expressed!in!units!of!mV/V/length!or!mV/V/°.!
As!long!as!the!unit! of! displacement!matches!the!unit!of!the!sensitivity,!the!simulation!will!work!for!
both!linear!as!well!as!rotary!VDTs.!
February 29, 2018 www.bloomy.com 5
Revision –
The!VI!simulates!an!ideal!VDT!and!does!not!simulate!the!nonlinearities!of!the!ends!of!the!range!of!a!
!"#;$
%&'
( <=>;$
%&'
( 6 ( 7=!
!5#;$
%&'
( <=?;$
%&'
( 6 ( 7=!
89
9:88
6 #
$
8@A
? $
8*+
$
%&'
( B
< #
$
8@A
> $
8*+
C ( $
%&'
real!VDT.!In!this!mode,!as!in!a!real!4-wire!VDT,!a!minimal!residual!voltage!will!be!present!at!the!null!
position;!this!null!voltage!cannot!be!calibrated!out!though!it!can!be!quantified!through!the!system!
instrumentation.!The!Advanced!Mode!of!the!VI!can!be!used!to! control!all! aspects!of!the!simulation!
through!direct!control!of!the!D/A!outputs!to!the!module.!
Note:!A! four-wire!VDT!simulation!may!also!be!created!by!wiring!a!channel’s!return! coils!in!series!
and!by!using!the!5-wire/6-wire!simulation!mode.!
2.6.2 5- and 6-wire VDT Simulation
Each! channel! of! the! module! simulates! a! 6-wire!VDT! in ! its! normal! configuration.!Connecting! t he!
channel’s!returns!in!series!as!shown!in!the!following!diagram!yields!a!5-wire!configuration.!!
The!normal!transfer!function!of!a!variable!differential!transformer!can!be!expressed!by!the!following!equations:!
where!
V
!is!the!RMS,!peak!or!instantaneous!voltage,!
EXC
S!is!the!sensitivity!of!each!return!in!units!of!
!or!similar,!
d!is!the!displacement!of!the!VDT!from!its! null!position! in! units!of!corresponding!length!or!
rotation,!and!
N!is!t he!nominal!transformation!ratio!of!the!VDT,! t he!ratio!of!the!VDT!when!the! VDT’s!displacement!is!0.!!
Notes:!
When!obtained!from!a!datasheet,!sensitivity!(S)!is!typically!expressed!based!on!the!sensitivity!of!the!
VDT!(that!is,!the!sensitivity!of!the!difference!between!E1!and! E2),!and!thus!must!be!divided!by!2!for!
use!in!the!equations!above.!When!in!doubt,!the!sensitivity!can!be!derived!using!the!foll owing!equation:!
!
where!
V
,!V
max
V
EXC
!are!the!outputs!of!one!of!the!returns!at!opposite!ends!of!the!VDT’s!displacement,!
min
!is!the!excitation!voltage,!and!
D!is!the!total!stroke!(end-to-end!displacement)!of!the!VDT.!!
N!is!rarely!available!from!the!VDT!data!sheet!but!is!necessary!for!this!type!of!simulation.!It!may!be!
derived!using!the!following!equation:!
where!
V
,!V
max
!are!the!outputs!of!one!of!the!returns!at!opposite!ends!of!the!VDT’s!displacement,!
min
and!
February 29, 2018 www.bloomy.com 6
Revision –
!
V
65D# E"F( )E ( GHI;JK > L=!
6"F# E"F( )E ( MNG;JK > L=!
is!the!excitation!voltage.!
EXC!
Also!note!that!in!a!5-!or!6-wire!configuration,!E1!and!E2!are!never!inverted!in!polarity!from!the!excitation;!their!difference!will!be!inverted,!however,!for!negative!displacements.!!
VI Inputs
The!VI!for!the!5-!or!6-wire!simulation!requires!the!following!inputs:!
d:!displacement!for!the!VDT!in!units!of!length!(e.g.,!mm!or!in.)!or!rotation!(°)!
d
,!d
:!displacement!error!for! each!return!in! the!same! units!as!the!displacement;! default!
1,E
2,E
value!of!0!
S:!the!sensitivity!of!the!VDT!expressed!in!units!of!mV/V/length!or!mV/V/°.!
N:!the!nominal!transformation!ratio!of!the!VDT.!
As!long!as!the!unit! of! displacement!matches!the!unit!of!the!sensitivity,!the!simulation!will!work!for!
both!linear!as!well!as!rotary!VDTs.!
The!VI!simulates!an!ideal!VDT!and!does!not!simulate!the!nonlinearities!of!the!ends!of!the!range!of!a!
real!VDT.!The!Advanced!Mode!of!the!VI!can!be!used!to!control!all!aspects!of!the!simulation!through!
direct!control!of!the!D/A!outputs!to!the!module.!
2.6.3 Resolver Simulation
Resolver!simulation! has! two!different!implementations! depending!on! what! the! resolver! receiver!
(unit!under!test,!resolver!meter,!etc.)!requires.!If!the!device!requires!static!updates!or!updates!only!
as!frequently!as!a!model!updates!it,!then!the!static!simulation!can!be!used.!If!the!device!is!a!tracking!
device!and! requires!updates!at!>10x!the!excitation!frequency,!the!dynamic!implementation!should!
be!used!instead.!Each!simulation!technique!is!described!below.!
2.6.3.1 Static Resolver Simulation
The! static! resolver! simulation! works! nearly! identically! to! the! 6-wire! VDT! simulation!described!
above.!The!normal!transfer!function!of!a!resolver!can!be!expressed!with!the!following!equations:!
where!
S24!is!the!sine!return,!provided!by!the!E1!return!of!a!channel!
S13!is!the!cosine!return,!provided!by!the!E2!return!of!a!channel!
R13!is!the!excitation!voltage,!provided!by!the!V
!input!of!a!channel!
EXC
TR!is!the!nominal!transformation!ratio!
N!is!the!number!of!poles!(or!“speed”)!of!the!device!
Q
!is!the!angle!of!the!rotor,!and!
F
!is!the!phase!shift!of!the!resolver.!
The!module!does!not!simulate!four-wire!rotor!resolvers.!
VI Inputs
The!VI!for!the!static!resolver!simulation!requires!the!following!inputs:!
TR:!the!nominal!transformation!ratio!
February 29, 2018 www.bloomy.com 7
Revision –
N:!the!number!of!poles!(or!“speed”)!of!the!device!(default!is!1)!
Q
:!the!angle!of!the!rotor!
F
:!the!nominal!phase!shift!of!the!resolver!(default!is!0)!
Q
ERR,SIN
,!
Q
:!angle!error!of!each!return!(default!is!0)!
ERR,COS
2.6.3.2 Dynamic Resolver Simulation
When!the!angle!of! the!resolver!is!being!converted!using!a!tracking!converter!and!the!required! update!rate!exceeds!the!ability! of! the! static!simulation!to! update!the!position,!the!dynamic!resolver!
simulation!should!be!used.!This!simulation!has!two!components,!a!VI!which!runs!in!a!real-time! or!
non-real-time!host!environment,!and!a!VI!which!is!compiled!and!deployed!to!a!target!consisting!of!a!
National!Instruments!R-Series!Multifunction!I/O!PXI!module!or!to!a!similar!solution!in!the!Compact!
RIO!system.!
In!this! simulation,!the! target!emulates!the! rotating!machinery! at!the!update! rate!of! t he! on-board!
FPGA.!The!host!environment!does!not!maintain!the!state!of!the!rotating!machinery,!but!rather!gives!
the!target! commands!to! set!initial!position! and! accelerate! or! decelerate.! The! target! responds! to!
these!commands!and!provides!the!host! with!current!state!(position!and!speed)!when! the!host! requests!the!state.!
Emulation! of!the! resolver! is! the!same!as!with! the!static! simulation.!Note!that!the!first-order! filter!
applied!to!the!control!voltages!has!its!cutoff!frequency!set!to!20kHz.!The!practical!limit!for!the!electrical!rotational!velocity!is!therefore!2kHz,!or!120,000!RPM.!For!a!single-pole!resolver,!the!electrical!
speed!is!the!same!as!the!mechanical!speed.!Multipole!resolvers!will!reduce!the!mechanical!speed!by!
a!factor!of!1/N,!so!a!2-pole!resolver!has!a!maximum!mechanical!speed!of!60,000RPM,!etc.!
Host VI Inputs and Outputs
TR:!the!nominal!transformation!ratio!
N:!the!number!of!poles!(or!“speed”)!of!the!device!(default!is!1)!
F
:!the!nominal!phase!shift!of!the!resolver!(default!is!0,!changes!take!effect!immediately)!
Q
ERR,SIN
,!
Q
:!angle!error!of!each!return!(default!is!0,!changes!take!effect!immediately)!
ERR,COS
Target!VI:!a!reference!to!the!target!VI!
RPM!command:!a!structure!which!performs!one!of!the!following!actions:!
sets!the!target!to!a!desired!RPM!
commands!the!target!to!accelerate!from!the!current!RPM!at!an!acceleration!rate!(in!
RPM/s)!for!a!set!length!of!time,!or!
commands! the! target! to! accelerate! from! the!current! RPM! to!a!target! RPM! in!a!set!
length!of!time.!
The!VI!outputs!the!current!position!and!RPM!of!the!simulation.!
The!host!VI!maintains!the!connection!to!the!target!VI,!so!no!user!VI!interaction!is!required.!
2.6.4 Advanced Mode
Advanced!mode!allows!full!control!of!each!channel!per!the!transfer!function!listed!in!Transfer!Function,!above.!
In!this!mode,!V
control,1!
and!V
!are!under!direct!user!control.!Other!parameters!are! set!by!the! VI!
control,2
based!on!the!board!configuration.!
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VI Inputs
Route!
Relay!States!
Function!
K
EXC,CHn
K
E1,CHn
K
E2,CHn
K
CAL IN
K
EXC IN
K
CAL OUT
DEFAULT
0 0 0 0 0
0
Normal!state!of!the!module!
with!no!faults!or!calibration!
routes!engaged.!
CAL_CH_n_E1
1 1 0 1 0
1
Connects!excitation!of!channel!
n!to!CAL!IN,!E1!of!channel!n!to!
CAL!OUT.!
CAL_CH_n_E2
1 0 1 1 0
1
Connects!excitation!of!channel!
n!to!CAL!IN,!E1!of!channel!n!to!
CAL!OUT.!
CAL_CH_n_E1_EXT
1 1 0 1 1
1
Connects!external!excitation!of!
channel!n!to!CAL!IN,!E1!of!
channel!n!to!CAL!OUT.!
CAL_CH_n_E2_EXT
1 0 1 1 1
1
Connects!external!excitation!of!
channel!n!to!CAL!IN,!E1!of!
channel!n!to!CAL!OUT.!
EXT_EXC_CH_n
1 0 1
Connects!excitation!of!channel!
n!to!the!external!excitation!
source.!Route!must!be!reconnected!after!a!calibration!
operation.!
OPEN_EXC_CH_n
1 0 0
0
Opens!channel!n!excitation!re-
lay.!All!other!relays!are!unaffected.!
OPEN_E1_CH_n
1 0 0
0
Opens!channel!n!E1!relay.!All!
other!relays!are!unaffected.!
OPEN_E2_CH_n
1 0 0
0
Opens!channel!n!E2!relay.!All!
other!relays!are!unaffected.!
V
control,1!
and!V
:!control!voltages! sent!to!the!controlling!channel’s!D/A!converters,!±10V!
control,2
range.!
2.7 Routing Control
The! module! provides! the! capability! to! set! up! various! routes! and! faults! through! the! SLSC! switch!
routing!topology!standard.!The!following!table!shows!the!various!route!names,!their!functionality,!
and!the!relays!which!are!energized.!Note!that!the!block!diagram!in!“Theory!of!Operation”!shows!the!
relays!for! a!single!channel,! but! the! relays!are! the!same! for! each! channel.! Only! the! relays! with!“1”!
(energized)!or!“0”!(de-energized)!are!affected!unless!otherwise!noted.!
!
2.8 Manual Relay Control
The!VIs!which!are!provided!with!the!module!provide!direct!control!of!the!on-board!relays!through!
the!SLSC!API!“Property”!function.!
Caution!!Improper!use!of!the!relays!could!lead!to!damage!to!the!module,!system!or!unit!under!test.!
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3.0 Installation
3.1 System Requirements
This!module!requires:!
• an!open!slot!in!a!National!Instruments!SLSC-12001!chassis!
• a!single-ended!analog!rear!transition!interface!(RTI)!module!installed!into!the!open!slot!
• a!National!Instruments!PXI!or!Compact!RIO!D/A!converter!(two!D/As!per!simulation!chan-
nel)!
• a!cable!which!mates!the!RTI!to!the!D/A!converters!
• LabVIEW!2015!or!later.!
Note:!In stall!the!l atest!software!drivers!for!this!module!before!plugging!the!module!i nto!the!target!
SLSC!chassis.!The!latest!version!of!the!software!may!be!obtained!from!www.bloomy.com/support.!
3.2 External Connections
The!module!is!designed!to!be!used!with!the!National!Instruments!Mil/Aero!HIL!SLSC!standard!system!of!components!such!as!the!Bloomy!ThroughPoint™!Interface!Panel.!As! such,!most!connections!
can! be!made! using!the!off-the-shelf!D-shell!cables!which!are!part! of!this!system.!When!necessary,!
connections!to!the!module!may!be!made!using!custom!D-shell!cables! p er!the!pinouts!shown!in!Appendix!A.!!
! !
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Appendix A: Module Pinouts
Pin!
Function!
Pin!
Function!
1
Channel 0 E1+/S2
9
Channel 2 E1+/S2
16
Channel 0 E1–/S4
24
Channel 2 E1–/S4
2
Channel 0 E2+/S1
10
Channel 2 E2+/S1
17
Channel 0 E2–/S3
25
Channel 2 E2–/S3
31
Channel 0 EXC+/R1
39
Channel 2 EXC+/R1
32
Channel 0 EXC–/R3
40
Channel 2 EXC–/R3
5
Channel 1 E1+/S2
13
Channel 3 E1+/S2
20
Channel 1 E1–/S4
28
Channel 3 E1–/S4
6
Channel 1 E2+/S1
14
Channel 3 E2+/S1
21
Channel 1 E2–/S3
29
Channel 3 E2–/S3
35
Channel 1 EXC+/R1
43
Channel 3 EXC+/R1
36
Channel 1 EXC–/R3
44
Channel 3 EXC–/R3
Pin!
Function!
Pin!
Function!
1
Channel 4 E1+/S2
9
Channel 6 E1+/S2
16
Channel 4 E1–/S4
24
Channel 6 E1–/S4
2
Channel 4 E2+/S1
10
Channel 6 E2+/S1
17
Channel 4 E2–/S3
25
Channel 6 E2–/S3
31
Channel 4 EXC+/R1
39
Channel 6 EXC+/R1
32
Channel 4 EXC–/R3
40
Channel 6 EXC–/R3
5
Channel 5 E1+/S2
13
Channel 7 E1+/S2
20
Channel 5 E1–/S4
28
Channel 7 E1–/S4
6
Channel 5 E2+/S1
14
Channel 7 E2+/S1
21
Channel 5 E2–/S3
29
Channel 7 E2–/S3
35
Channel 5 EXC+/R1
43
Channel 7 EXC+/R1
36
Channel 5 EXC–/R3
44
Channel 7 EXC–/R3
J1: Simulation I/O Channels 0-3
Connector!type:!HD44F!
Mates!with:!HD44M,!e.g.,!AMP/TE!Connectivity!P/N!1757823-9!
J2: Simulation I/O Channels 4-7
Connector!type:!HD44F!
Mates!with:!HD44M,!e.g.,!AMP/TE!Connectivity!P/N!1757823-9!
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!
Pin!
Function!
Pin!
Function!
a1
Channel 0 V
in,1
a7
Channel 4 V
in,1
b1
Channel 0 V
in,1
RTN
b7
Channel 4 V
in,1
RTN
d1
Channel 0 V
in,2
d7
Channel 4 V
in,2
e1
Channel 0 V
in,2
RTN
e7
Channel 4 V
in,2
RTN
a2
Channel 1 V
in,1
a8
Channel 5 V
in,1
b2
Channel 1 V
in,1
RTN
b8
Channel 5 V
in,1
RTN
d2
Channel 1 V
in,2
d8
Channel 5 V
in,2
e2
Channel 1 V
in,2
RTN
e8
Channel 5 V
in,2
RTN
a4
Channel 2 V
in,1
a10
Channel 6 V
in,1
b4
Channel 2 V
in,1
RTN
b10
Channel 6 V
in,1
RTN
d4
Channel 2 V
in,1
d10
Channel 6 V
in,1
e4
Channel 2 V
in,1
RTN
e10
Channel 6 V
in,1
RTN
a5
Channel 3 V
in,1
a11
Channel 7 V
in,1
b5
Channel 3 V
in,1
RTN
b11
Channel 7 V
in,1
RTN
d5
Channel 3 V
in,1
d11
Channel 7 V
in,1
e5
Channel 3 V
in,1
RTN
e11
Channel 7 V
in,1
RTN
Pin!
Function!
Pin!
Function!
A
CAL OUT +
E
reserved
B
CAL OUT –
F
reserved
C
CAL IN +
G
EXC IN +
D
CAL IN –
H
EXC IN –
XJ1: SLSC Backplane
Reserved!for!SLSC!use.!
!
XJ2: Control Voltage Input
Connector!type:!110-pin!hard!metric!connector,!ERNI!Electronics!P/N!354142!
!
XJ3: Instrumentation/Fault Bus
Connector:!8-position!power!connector,!TE!Connectivity!P/N!5646958-2!
!
! !
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Appendix B: Module Memory Map
Address!
Bitmask!
Function!
0x000
ID!Demux!
0x001
0000 0001
LED1_RED
0000 0010
LED2_RED
0000 0100
LED1_GREEN
0000 1000
LED2_GREEN
0x100
0000 0001
CH0_EXC_TO_CAL1
0000 0010
CH0_OUT1_TO_CAL2
0000 0100
CH0_OUT2_TO_CAL2
0001 0000
CH1_EXC_TO_CAL1
0010 0000
CH1_OUT1_TO_CAL2
0100 0000
CH1_OUT2_TO_CAL2
0x101
0000 0001
CH2_EXC_TO_CAL1
0000 0010
CH2_OUT1_TO_CAL2
0000 0100
CH2_OUT2_TO_CAL2
0001 0000
CH3_EXC_TO_CAL1
0010 0000
CH3_OUT1_TO_CAL2
0100 0000
CH3_OUT2_TO_CAL2
0x102
0000 0001
CH4_EXC_TO_CAL1
0000 0010
CH4_OUT1_TO_CAL2
0000 0100
CH4_OUT2_TO_CAL2
0001 0000
CH5_EXC_TO_CAL1
0010 0000
CH5_OUT1_TO_CAL2
0100 0000
CH5_OUT2_TO_CAL2
0x103
0000 0001
CH6_EXC_TO_CAL1
0000 0010
CH6_OUT1_TO_CAL2
0000 0100
CH6_OUT2_TO_CAL2
0001 0000
CH7_EXC_TO_CAL1
0010 0000
CH7_OUT1_TO_CAL2
0100 0000
CH7_OUT2_TO_CAL2
0x104
0000 0001
CAL1_ENABLE!(Connects!CAL1!to!XJ3-CD)!
0000 0010
CAL2_ENABLE!(Connects!CAL2!to!XJ3-AB)!
0x200
Temperature!#1!(low-order!byte)!
0x201
Temperature!#1!(high-order!byte)!
0x202
Temperature!#2!(low-order!byte)!
0x203
Temperature!#2!(high-order!byte)!
0x300
0000 0001
DC_DC_ENABLE
0x400
CPLD!Version!(low-order!byte)!
0x401
CPLD!Version!
0x402
CPLD!Version!
0x403
CPLD!Version!(high-order!byte)!
!
!
!
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