3 hardware setup: sensor interface, Hardware setup: sensor interface, Single-phase measurements using shunts – Maxim Integrated 78M6610+LMU Evaluation Kit User Manual

Page 7: Figure 1: 78m6610+lmu evaluation board connections

Text mode
Original mode

78M6610+LMU Evaluation Kit User Manual

Rev 1

3 Hardware Setup: Sensor Interface

The 78M6610+LMU EV board can be provisioned in multiple configurations. This manual covers common
setups for using a shunt, shunt with CT, or two CTs. The board is provisioned and calibrated for the following
configuration to retrieve the gain value of the shunt (printed on a label located on the bottom of the board).

3.1 Simple 2-Wire Single-Phase Measurements Using Shunts

Connect

USB port

to PC

Line

Neutral

Load

AC source

Figure 1: 78M6610+LMU Evaluation Board Connections

1. Connect the AC source Neutral output to J15.

2. Connect J8 to Load’s Neutral input.

3. Connect the AC source Line 1 output to J2 and to Load’s Line 1 input.