Log4.PoE

A power-logging circuit tester optimised for power measurement within PoE connected systems.

Measurement

Range: Auto Ranging

Resolution: 24 bit

Power Measurement Channels: 2

Voltage measurement

Maximum: 70V

Minimum: 0V

Current measurement

Maximum: 4.0A

Minimum: 100uA

Sampling

Range: Adjustable

Timestamp: Realtime Clock, User/Auto-set, Date & Time

Sampling period Limits

Maximum: 99 minutes

Minimum: 5 millisecond

Battery

Chemistry: 3.7V, 1-cell Lithium Polymer

Capacity: 1200mAh

Battery Life: 5.1 days @ 10ms sampling

Charging: 200mA/h, isolated, via MicroUSB port

Inputs & Outputs

Measurement connections

Ethernet: IN RJ45-8P8C, OUT RJ45-8P8C

Terminals: RJ45 Breakout Adaptor (option), 2.5mm Gauge, Screw Terminals

Isolated data interface

USB: Micro-USB, Type B

USART: Standard 100mil Header, 3V3 & 5V logic compatible

Standalone logging

Media: MicroSD Card

Alarms

Types: Visual - LED (Bi-colour), Audible - Integrated Buzzer

Thresholds: OVER - Voltage, Current, Power UNDER - Voltage, Current, Power

Display

Resolution: 128 x 128 Pixels

Color Depth: Monochrome

Technology: Sharp Memory LCD

Backlight: Discrete, Adjustable

Size & Weight

Dimensions: 85.7 x 65.0 x 31.9  (W x D x H, mm)

Weight: 145 grams