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This article describes the CHESTER-X7 extension module.

Module Drawing

Module Overview

The CHESTER-X7 provides one diferential input for current probes or other industrial sensors and one single ended voltage input up to 28 V. The module implements also 5V boost converter allows powering the current probes.

CHESTER Pin Configuration Diagram

Pin Configuration and Functions

PositionSignal NameSignal Description
1+VSystem positive rail (*)
2GNDSystem ground signal
3VDDSystem VDD rail 3.0 V
4VINVoltage input (0 - 28V)
5GNDSystem ground signal
6INPPositive differencial input
7INMNegative differencial input
8VOUT5.0 V power supply output

*Note: The system positive rail voltage depends on CHESTER power supply option.