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U.S. and Metric Suspension Scales (H-4621)                                                    Page 3 of 10 
Instruction Manual                                                     Rev.0; August 01, 2003

 

Copyright 2003 Humboldt Mfg. Co., Norridge, IL. 60706, U.S.A. 

All rights reserved. Printed in U.S.A.

 

 

1. Introduction 

 

HIGH ACCURACY, COMPACT DIGITAL HANGING SCALE FOR ALL LOW 
CAPACITY WEIGHING NEEDS. Humboldt’s advanced design makes this remarkable 
hanging scale the first choice over other electronic units. It’s value packed with the 
industry’s most wanted features. Our ultra-high resolution, 12-bit A/D converter 
provides highest accuracy available ±0.1% of applied load. 
 
Our unique design flexibility lets you choose the model and weighing capacity you need 
– ranging from 25 to 500 lbs / 12.5 to 250 kg. Keypad setup and digital calibration 
enhance ease of operation. 
 
All electronics are shock mounted in a weatherproof ABS plastic case. This assures 
maximum protection against moisture, dust and rough usage. High visibility ½” / 12 mm 
LCD digital readout provides easy reading of weights; membrane push button switches 
allow simple trouble-free operation. 
 
Power is supplied by one 9-volt alkaline battery. 
 

Ø 

Peak hold 

Ø 

Standard 9V battery 

Ø 

Ultra long battery life 

Ø 

Weighs only 1.6 lbs 

Ø 

Stainless steel hooks 

Ø 

Size of a cell phone 

 

2. Specifications 

 
Capacity:    25, 50, 100, 250, 500 lbs 
    12, 25, 50, 125, 250 kg. 
Graduation:    0.01, 0.02, 0.05, 0.1, 0.2, 0.5 and 1 
Power:    9V Alkaline  
Size:    3.75W x 2D x 6H inches 
    94 x 50 x 150 mm 
Display:    0.5 inch/12 mm L.C.D. 
Temperature Range:   -4

o

F to +140

o

    -20

o

C to +60

o

C  

Controls:    On/Off, Zero and lb/kg    
 
2.1 Control: 
 

General:   Zero, lb/kg, On/Off 
Display:   4 digit LCD 
 
 
 

Summary of Contents for H-4621

Page 1: ...ved Printed in U S A Manufactured by Humboldt Mfg Co 7300 West Agatite Avenue Norridge Illinois 60706 U S A Customer Service Tel 1 708 456 6300 Fax 1 708 456 5412 Email hmc ehumboldt com USA Toll Free 1 800 544 7220 Website www humboldtmfg com Sold and Serviced by Humboldt and Authorized Dealers Worldwide H 4621 Instruction Manual U S AND METRIC SUSPENSION SCALES ...

Page 2: ...age 2 of 10 Instruction Manual Rev 0 August 01 2003 Copyright 2003 Humboldt Mfg Co Norridge IL 60706 U S A All rights reserved Printed in U S A TABLE OF CONTENTS Page 1 Introduction 3 2 Specifications 3 3 Operations 4 4 Warranty 5 5 Drawing 6 ...

Page 3: ...to 250 kg Keypad setup and digital calibration enhance ease of operation All electronics are shock mounted in a weatherproof ABS plastic case This assures maximum protection against moisture dust and rough usage High visibility 12 mm LCD digital readout provides easy reading of weights membrane push button switches allow simple trouble free operation Power is supplied by one 9 volt alkaline batter...

Page 4: ...ng 10C to 40C to 75C 40F to 170F 2 5 Physical Dimensions Height 3 3 6 2 with hooks 8 4 cm 15 7 cm with hooks Width 4 4 11 2 cm Depth 2 5 6 4 cm Weight 1 1 lbs 0 5 kgs 3 Operations 3 1 On Off Press this button to turn the crane scale on The unit tests itself when these tests have completed successfully the system begins weighing Press this button again to turn the unit off 3 2 Zero Tells the crane ...

Page 5: ...rror Messages Over The crane scale is over capacity Reduce the load on the pad Zero Display error the crane scale is unable to display the negative number completely Press the ZERO button to re zero the scale thereby solving the problem NOTE Every time you press ZERO the scale will momentarily zero Batt Low battery the unit requires a new battery It will shut off if this message is ignored for too...

Page 6: ...U S and Metric Suspension Scales H 4621 Page 6 of 10 Instruction Manual Rev 0 August 01 2003 Copyright 2003 Humboldt Mfg Co Norridge IL 60706 U S A All rights reserved Printed in U S A 5 Drawing H 4621 ...

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