Components
Component Description
WM50
Main unit, measures and displays the main line electrical variables via current sensors. With LCD display and
touch keypad, it lets you set measurements parameters, configure accessory modules and manage up to 16
alarms. It communicates with TCD12 current sensors via pre-installed MABC module to monitor up to 96
channels.
Accessory
Connected to the main unit via local bus, the following expand WM50 functions:
modules
Type
(optional)
Digital inputs/outputs Six digital inputs and six static outputs
Analog inputs
Communication
TCD12
12-channel current sensor. Measures main electrical variables on the single channels and loads and transmits
them to WM50. A maximum of eight TCD12s can be connected in series on two TCD buses to each WM50 via
TCD12WS cables.
UCS
Configuration and diagnostics software. Available for both PC and Android mobile devices.
OptoProg
Optical communication interface to configure the analyzer and TCD12s or to read data in real-time from PC or
(optional)
mobile devices via
UCS.
Master
Supervision system for WM50 data analysis and monitoring.
Modbus
(optional)
Component descriptions
Main unit - front
Part
A
Optical port and plastic support for OptoProg connection
WARNING! Indicates a dangerous situation which, if not avoided, may cause death or serious
injury.
B
Backlit LCD display. The backlight time, color and behavior in the event of alarm can be set.
C
Alarm LEDs, see "Main unit LED status" on page 5
Module description
Six digital inputs and four relay outputs
Three analog inputs (neutral current, temperature probe, 20 mA input)
Modbus RTU communication on RS485/RS232
Modbus TCP/IP communication on Ethernet
A
B
C
D
Description
WM50 - Instruction manual | 26/04/2022 | CARLO GAVAZZI Controls SpA
WM50 and TCD12
Part number
M F I6 O6
M F I6 R4
M A TPN
M C 485 232
M C ETH
E
3