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CHESTER-K1


CHESTER Pin Configuration Diagram​


The extension module CHESTER-K1 use both slots A and B. So you use the corresponding terminals A1 to A8 (left terminal block in the picture above) and B1 to B8 (right terminal block in the picture above).

Current Transformer Signals​

SignalWire color
GNDBlack
INPWhite
INMYellow
VOUTRed

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-K1 schematic sheet 1: TCA9534A expander, step-up and LDO supply, and four TPS22917 load switches CHESTER-K1 schematic sheet 2: differential amplifier circuits for input channels 1 and 2 CHESTER-K1 schematic sheet 3: differential amplifier circuits for input channels 3 and 4