SMB350 User’s Manual
Page 7
1 Introduction
1.1 General Description
The SMB350 is a multi-circuit and multi-function meter with up to 8 channels for
measuring 3 phase loads. The SMB350 can measure not only the kW and kWh,
but the voltage, current and PF as well.
The SMB350 can be used in 3 phase 4 wire, 3 phase 3 wire and 1 phase 2 wire
configurations. The SMB350 offers up to 24 channels when used in 1 phase 2 wire
configurations.
All circuits measured by SMB350 must be from the same power source.
1.2 Features
Small and compact, can be used for new or existing panels
Multiple channels on one module
Selection of 4 or 8 channel (SMB350-4 or SMB350-8)
Each channel can be used as 3p4w, 3p3w or as 3 separate 1p2w
Multiple function - kW, kWh, kVAr, kVArh, VA, Voltage, Current, frequency,
PF
RS485 Communications using Modbus/RTU protocol
On board LCD display and control buttons for on-site configuration and
diagnosis
Wide selection of dedicated CTs - solid core CTs for economy, split core CTs
for convenience
Power supply using either 120VAC or 240VAC
1.3 Certifications
UL/CUL Listed
CE
FCC
