Weidmuller PMX420 Plus Operating Instructions Manual

de

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Bedienungsanleitung

4-stellige Strom-/Spannungsanzeige 3

en

Operating instructions

4-digit current/voltage display 16

fr

Mode d'emploi

Indicateur de courant/
tension à 4 caractères 27

it

Istruzioni per l'uso

Indicatore di corrente/
di tensione a 4 cifre 40

es

Instrucciones de empleo

Indicador de intensidad/
tensión de 4 dígitos 52

PMX420-SERIE 61001099/00/01.08

en

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PMX420 SERIES

Inhaltsverzeichnis

Operation 17
Installation 19
Connections 20
Instrument Setup 22
Input Calibration 24

en

Current/Voltage

Analogue Output
(PMX420 Plus Only)

Alarm 3
Alarm 4

Alarm 1
Alarm 2

(PMX420 Plus Only)

Power

Supply

Engineering Units

24Vdc (Out)

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PMX420 SERIES

• Operation

The PMX420 is a panel mount, digit indicator for current or voltage
signals. It shows the input measurement in any chosen engineering
unit using bright, 14 mm high, LED digits. The PMXPlus is fitted
with four alarm channels and analogue output for more complex
applications.

Reviewing the setup

For review mode, press the PGM and ENT keys simultaneously.
Press the Å key to move through the setup sequence (see table).

Greyed items are not shown in review mode.
Note: A 10 s timeout applies for review mode.

Maximum/Minimum recall function

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PGM and Å recalls the minimum value for 5 s. PGM and ì re

calls the
minimum value for 5 s. Release the PGM key first for reliable operation.
To reset either value press ENT while it is still on display.

Clearing

tripped alarms

You can acknowledge a tripped alarm by simply pressing the key for
that channel.

d Group alarms

Siren an

Channel four has two additional alarm types:

• Siren al

arm, which you clear by acknowledging all tripped alarms

• Group alarm, which will only clear when you have acknowledged

and

all tripped alarms

all the trip conditions have cleared (and are

outside the deadband)

Displaying the alarm setpoints

To check a setpoint, simply press the key for that alarm.
If the display shows A4=S or A4=g when you press the alarm channel

four button, you know it is set up as a siren or group alarm.

djustin

g the alarm setpoints

A

To change a setpoint, press the PGM key while the value is still on
display. You will then be able to change the value using the arrows and
save the change using the ENT key. Note that setpoint security must
disabled for this to work.