Chapter 1 Introduction; Features; Specifications; Appearance - Excell QWS User Manual

EXCELL PRECISION CO., LTD.

Chapter 1 Introduction

1-1 Features

Extra-large and wide LCD display (175 x 70mm) 6 digits with 55mm height

COOL WHITE LED backlight

QWS with 304 stainless steel housing while GWS with plastic ABS housing.

Sealed to IP68, Waterproof, mist-proof and dustproof (Only use cables of 3mm~5mm

diameter to ensure correct sealing of the cable glands)
Kilogram (kg) and pound (lb) weighing modes

Full range tare; Pre-tare; Auto zero tracking; Sampling counting;

Gross/Net indication

Hold function; Check mode Lo/Hi/OK; Auto average unit weight;

Adjustable gravity value

Low power indication and auto power off

AC/DC power in and rechargeable battery.

Built-in RS-232

Options: wireless transmitter, foot switch, pressure release valve, and RS-485


1-2 Specifications

Analogue Input: Input Sensitivity 0.3  V/d (Min.)

Input Signal Range: -1mV~+14mV

Input Zero Range: -1mV~+5mV

Load Cell Excitation: 5V DC

Load Cell Drive Capacity: Up to 8 x 350 load cells

Non-linearity: 0.01% of full scale

A/D Resolution: 500,000 counts (Maximum)

Operating temperature: -10℃ ~ 40℃


1-3 Appearance

QWS
02027011
232 mm
80 mm
7 ZSME300000342