Download MTS Models FlexTest IIm/GT/SE Controller Hardware

Transcript
Digital Universal Conditioner (DUC BC) Switches
Bridge balance
Switch S1-5 changes the offset of the bridge balance circuit. If the zero offset is
too large when the sensor bridge is balanced, you should enable this feature (it
adds a 100 kΩ resistor to the input of the conditioner preamp).
Disable
Enabl
S1-5 OFF
S1-5 ON
Default
Excitation sense
Switches S1-6 and S1-7 select the local (on board) or remote (through a cable)
excitation sensor connection.
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The local selection is used with 4-wire transducer connections.
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The remote selection is used with 8-wire transducer connections.
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Switch S1-7 configures the + excitation signal.
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Switch S1-6 configures the – excitation signal.
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Both switches need to be set for the same configuration.
Remote
Local
S1-6 ON
S1-7 ON
S1-6 OFF
S1-7 OFF
Default
Single ended
excitation
Jumper W8 connects -EX to ground for situations requiring single- ended
excitation.
–EX = –EX
–EX = GND
Default
W8
96
FlexTest GT Controller Connections
W8
Models FlexTest® IIm/GT/SE Controller Hardware