Onicon D-100 LonWorks Manual de usuario descargar pdf (Pagina 7)

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D-100-LON Network Interface Installation Guide 05/14 - 0658-4 / 18342 Page 7

1.4.2 Optional Network Interface With Isolated Digital Pulse Input (Di3)

The D-100 Display can be provided with an digital pulse input for totalizing pulse outputs

from external devices such as water or gas meters. Pulses are accumulated in an internal

the network. The maximum register total is 9,999,999. The register will rollover to zero

when this value is exceeded.

If the digital pulse input option was ordered at the same time the display was ordered,

it will arrive fully congured and ready to use. If it was ordered after the display was

delivered and is being installed as a eld upgrade, it may be necessary to congure the

pulse input. The information is required to congure the input provided below and on the

following pages:

The input pulse must meet the following criteria:

1. Frequency input range, 50 Hz maximum

2. 10 millisecond minimum pulse duration

Input Pulse Denition:

In order to congure the communications card digital pulse input, you must rst

determine which type of pulse your meter produces. The allowable types of input

pulses are described on the following pages. Based on the type of pulse, set the selector

switch (S1) on the communications circuit board (Fig. 1) to the correct setting.

Fig. 1

DIGITAL PULSE INPUT (Di3)

CONNECTOR (T2)

1 2 3 4 5 6 7 8 9 10 11 12 ... 19 20

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Onicon D-100 LonWorks Manual de usuario Pagina 7