PowerLogic PM820, Руководство по установке, Страница: 11 / 72

© 2006 Schneider Electric All Rights Reserved
63230-500-224A1 PowerLogic
®
Series 800 Power Meter
6/2006 Chapter 1—Introduction
EN–5
ENGLISH
Power Meter With Remote Display
NOTE: The remote display (PM8RD) is used with a power meter
without a display. See “Power Meter Without Display” on page EN–4
for the parts of the power meter without a display.
Figure 1 – 3: Parts of the remote display and the remote display adapter
2
3
1
TX/RX
4 5 6 8 7
P
L
S
D
1100
42
PM8RDA Top View
Table 1 – 4: Parts of the Remote Display
No. Part Description
1 Remote display adapter (PM8RDA)
Provides the connection between the remote display and the
power meter, and provides an additional RS232/RS485
connection (2- or 4-wire).
2 Cable CAB12 Connects the remote display to the remote display adapter.
3 Remote display (PM8D) Visual interface to configure and operate the power meter.
4 Communications mode button Use to select the communications mode (RS232 or RS485).
5 Communications mode LED
When lit the LED indicates the communications port is in RS232
mode.
6 RS232/RS485 port
The RS485 port is used for communications with a monitoring and
control system. This port can be daisy-chained to multiple devices.
7 Tx/Rx Activity LED The LED flashes to indicate communications activity.
8 CAB12 port
Port for the CAB12 cable used to connect the remote display to
the remote display adapter.