Advantech PCL-818 Series Bedienungsanleitung PDF herunterladen (Seite 58)

PCL-818 Series User Manual 50

C.6 MUX Scan Channel Control — BASE+02H

The write register at BASE+02H controls multiplexer (MUX) scanning.

The high nibble provides the stop scan channel number, and the low nib-

ble provides the start scan channel number. Writing to this register auto-

matically initializes the MUX to the start channel. Each A/D conversion

trigger sets the MUX to the next channel.

With continuous triggering the MUX will scan from the start channel to

the end channel, then repeat. For example, if the start channel is 3 and the

stop channel is 7, then the scan sequence is 3, 4, 5, 6, 7, 3, 4, 5, 6, 7, 3,

4.…

PCL-818L

Input Range Range Code

JP7=5V JP7=10V G1 G0

±5V ±10V 0 0

±2.5V ±5V 0 1

±1.25V ±2.5V 1 0

±0.625V ±1.25V 1 1

Note: G3 and G2 are not used for PCL-818L.

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Advantech PCL-818 Series Bedienungsanleitung Seite 58