Appendix j – analog output wiring, 44 appendices, Floating measuring device – MoTeC PLM User Manual

Page 44: Single ended input measuring device, Differential input measuring device

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44

Appendices

Appendix J – Analog Output Wiring

Floating Measuring Device

When connected to a floating measuring device such as a multimeter, Aout–
should be connected to Battery– as shown to ensure that the full output voltage
swing is available. (See the specifications for details)

F8

F9

PLM

Floating

Measuring Device

Input +

Input –
(0V)

A out +

A out -

M6

Battery-

Battery-

Single Ended Input Measuring Device

A single ended measuring device has the negative input internally connected to
the devices ground pin.

Note: The Ground voltage must not be more than 4.5 volts below Battery–.

Note: If the Ground voltage is greater than the Battery – voltage then the PLM
output voltage swing will be reduced. (See the specifications for details)

F8

F9

PLM

Single Ended

Measuring Device

Input +

Input -

A out +

A out -

M6

Ground

Ground

Battery-

Battery-

Differential Input Measuring Device

When connected to a differential input measuring device, Aout– should be
connected to Battery– as shown to ensure that the full output voltage swing is
available. (See the specifications for details)

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