Measurement Specialties PMD-1024HLS manual Screw terminal wiring, Main connector and pin out

PMD-1024HLS User's Guide Functional Details

Screw terminal wiring

The PMD-1024HLS has two rows of screw terminals—one row on the top edge of the housing, and one row on the bottom edge. Each row has 20 connections. Pin numbers are identified here.

Figure 3-2. PMD-1024HLS screw terminal pin numbers

Screw terminal – pins 1-20

The screw terminals on the top edge of the PMD-1024HLS (pins 1 to 20) provide the following connections:

ƒEight digital I/O connections (Port C0 to Port C7)

ƒOne counter connection (CTR)

ƒTwo power connections (USB +5 V)

ƒThree pull-up and pull-down connections (Port A Pull-up/Pull-down,Port B Pull-up/Pull-down and Port C Pull-up/Pull-down)

ƒSix ground connections (GND)

Screw terminal – pins 21-40

The screw terminals on the bottom edge of the PMD-1024HLS (pins 21 to 40) provide the following connections:

ƒ16 digital I/O connections (Port A0 to Port A7, and Port B0 to Port B7)

ƒOne power connection (USB +5 V)

ƒThree ground connections (GND)

Main connector and pin out

Connector type	Screw terminal
Wire gauge range	16 AWG to 30 AWG

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