KPCI-3110 and KPCI-3116 User’s Manual
Installation and Configuration
3-9
Size
The STP-3110 panel is designed to fit inside a standard 4-inch wide by 8-inch long plastic enclo-
sure. Note, that the grayed area on the STP-3110, shown in
Figure 3-3
, indicates where to con-
nect a single ground point for shielded enclosures.
Jumper W1 - common ground sense
When shipped from the factory, jumper W1 connects the low side of the input amplifier (Amp
Low) on the KPCI-3110 or KPCI-3116 board to analog ground.
When using pseudo-differential analog inputs, remove jumper W1 and connect Amp Low to a
remote common-mode voltage to reject offset voltages common to all 32 input channels. Refer
to
Figure 3-4
for an example of using jumper W1.
Figure 3-4
Removal of Jumper W1 for remote ground sensing
+
STP-3110 Panel
Signal Source
-
Vsource 0
TB1
TB3
TB33
Analog In 0
Analog In 1
TB2
Jumper W1 Installed
(Amp Low)
W1
TB34
Analog In 8
Analog Ground
+
-
Vsource 8
+
-
Vsource 1
STP-3110
Panel
Signal Source
TB1
TB3
TB33
Analog In 0
Analog In 1
V
CM
Remove Jumper W1 to use Amp Low
as a remote ground sense.
TB34
Analog Ground
*
*Make this connection as close to V
sources
as possible to reduce ground loop errors.
V
cm
is the common-mode voltage for all 32 analog inputs.
Analog In 8
TB2
+
-
Vsource 0
+
-
Vsource 8
+
-
Vsource 1
Содержание KPCI-3110
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Страница 16: ...Preface...
Страница 20: ...1 Overview...
Страница 25: ...2 Functional Description...
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Страница 61: ...3 Installation and Configuration...
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Страница 86: ...4 Testing the Board...
Страница 89: ...5 Calibration...
Страница 92: ...6 Troubleshooting...
Страница 99: ...A Specifications...
Страница 111: ...B Connector Pin Assignments...
Страница 116: ...C Systematic Problem Isolation...
Страница 143: ...D Using Your Own Screw Terminal Panel...
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