Chapter 1 General Information Features
12 PM135 Powermeter Series
Chapter 1 General Information
The PM135 is a compact, multi-function, three-phase AC Powermeter
specially designed to meet the requirements of users ranging from
electrical panel builders to substation operators.
The PM135 comprises of three types of models:
PM135P: the basic model which offers standard voltage, current,
power and frequency measurements, and control capabilities. A
special amp-demand version can be ordered with a simplified
display layout especially suitable for current measurements.
PM135E: offers all the features of the basic model energy
measurements and data logging.
PM135EH: offers all the features of the PM135E with harmonic
analysis capabilities.
The PM135 units include:
A 3.5" Monochrome Graphic LCD display enabling easy reading of
local meters, and can be provided in different languages
.
A standard RS-485 communication port and a second optional
Ethernet, PROFIBUS or RS-232/RS-422/RS-485 port. These ports
allow local and remote automatic meter readings and setup
through the supplemental communication or user data acquisition
software.
Different communication options for remote communications with
the meter. These options enable LAN and Internet communication
with the unit.
All models are suitable for mounting on both 4-inch round and 9292mm
square cutouts.
1.1 Features
Multifunctional 3-phase Power Meter
3 voltage inputs and 3 current transformer-isolated AC inputs for
direct connection to power line or via potential and current
transformers
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