Yokogawa JUXTA VJP1 Manual de usuario descargar pdf (Pagina 3)

IM 77J01P01-01EN 1st Edition

4. SETTING INPUT FILTER

The input lter is used to suppress the inuence of chattering

noise or the like.

Setting: Set the lter switch on the front panel of the signal

conditioner to “ON.” (The factory default setting is “OFF”)

• The input lter, time constant (approx.10ms), is connected.

However, the input frequency is limited to 100 Hz or less, and

the pulse width is 3ms or more.

“OFF” setting “ON” setting

5. MAINTENANCE

The product starts running immediately when the power is turned

on; however, it needs 10 to 15 minutes of warm-up before it

meets the specied performance.

5.1 Calibration Apparatus

• A calibrator (Yokogawa CA150 or equivalent)

5.2 Calibration Procedure

1. Connect the instruments as shown below. First check the

output-1 signal and then the output-2 signal.

1011

3 2

789

Power supply

1110 8

L+

N–

GND

–

Input

Calibrator

Output-2

–

Calibrator

Output-1

–

2. Produce a rectangular pulse of any frequency from the

calibrator to measure the value using a calibrator, then check

that the frequency is output.

1 2 3 4

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Yokogawa JUXTA VJP1 Manual de usuario Pagina 3