CARLO GAVAZZI EM21 - COMMUNICATION PROTOCOL V1 REV0 Manual do Utilizador descarregar pdf (Página 7)

Specifications are subject to change without notice EM2172D DS ENG 280708 7

EM21 72D

Additional available information on the display

List of selectable applications

Type 1st line 2nd line note

Meter information 1 Y. 2007 r.A0 Year of production and firmware release

eter information 2

alue

Ed (kWh)

Wh per pulse of the LED

Meter information 3 SYS [3P.n] value System type and connection type

Meter information 4 Ct rAt. value Current transformer ratio

Meter information 5 Ut rAt. value Voltage transformer ratio

Meter information 6 PuLSE (kWh) value Pulse output: kWh per pulse

Meter information 7 Add value Serial communication address

Description Notes

A Active energy meter Active energy measurement with some minor parameters

B Active and reactive energy meter Active and reactive energy measurement with some minor parameters

C Full set of variables Full set of available variables can be displayed

One instrument with double mounting capability

... as DIN-rail mounting meter.

By means of the patented detachable display it is possi

ble to configure the same instrument either as a panel

mounting meter or...

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CARLO GAVAZZI EM21 - COMMUNICATION PROTOCOL V1 REV0 Manual do Utilizador Página 7