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CHESTER-X5

This article describes the CHESTER-X5 extension module.


Module Overview​

CHESTER-X5 implements two isolated voltage inputs. Each can measure voltage from -50 V to + 50 V.

CHESTER Pin Configuration Diagram​

Terminal block pins 1–8: INP1 on pin 2, INM1 on pin 3, INM2 on pin 6, INP2 on pin 7, others not connected

Pin Configuration and Functions​

PositionSignal NameSignal Description
1DNCReserved
2INP1Channel 1 positive input
3INM1Channel 1 negative input
4DNCReserved
5DNCReserved
6INM2Channel 2 negative input
7INP2Channel 2 positive input
8DNCReserved

Schematic diagram​

A schematic diagram is useful if you program low-level hardware-related code or if you're just curious about how the system is designed.

CHESTER-X5 R2.1 schematic: two AMC3330 isolated input channels, TPS22917 load switches, and ADS122C04 ADC

Module Drawing​

CHESTER-X5 placement drawing with slot signals on top and isolated input terminals INP1–INP2 on bottom