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DEFENDER 3000 Series Drum Scale 

 

EN-6 

TECHNICAL DATA 

The technical data is valid under the following conditions: 

 

Pollution degree 2 

 

Installation category II 

 

Altitude 4000m 

 

Humidity: Maximum 80% for temperatures up to 31°C decreasing linearly to 50% at 40°C; non-condensing 

 

Electrical supply: 9-12VDC 500mA 

 

Indoor use only 

 

Temperature range: -10°C to 40°C 

 

The mains supply voltage fluctuations are not to exceed ± 10 % of the nominal supply voltage 

Specifications 

TABLE 3. DRUM SCALE SPECIFICATIONS 

Model 

DFD32M500ES  DFD32M1000ES  DFD32M2500ES  DFD32M1000ER  DFD32M2500ER 

Capacity × Readability  

500 lb × 0.1 lb / 

250 kg × 0.05 kg 

1,000 lb × 0.2 lb / 

500 kg × 0.1 kg 

2,500 lb × 0.5 lb / 

1,250 kg × 0.2 kg 

1,000 lb × 0.2 lb / 

500 kg × 0.1 kg 

2,500 lb × 0.5 lb / 

1,250 kg × 0.2 kg 

Platform Dimensions 

30 x 30 in. / 762 x 762 mm 

36 x 36 in. / 914 x 914 mm 

Deck Material  

Painted Carbon Steel, treaded surface, fixed top plate 

Feet 

4 × swivel design, screw-in, carbon steel with rubber bottom cap, top adjustable 

Maximum Central Load 

100% of maximum capacity 

Load Cell 

4 × IP67 nickel plated alloy steel load cells, shear beam 

Junction Box 

IP65, Die-cast Aluminum, with 6m(20') indicator cable 

Operating Temperature  

14 °F to 104 °F / -10 °C to 40 °C 

Indicator 

T32M, ABS plastic face plate, painted metal rear housing 

Weighing Units  

lb, kg 

Modes  

Weighing, Parts Counting, Dynamic Weighing, Display Hold, Check Weighing, Accumulation 

Display  

6-digit, 7-segment LCD, 25mm digit height, high-contrast white LED backlight 

Keypad  

4 function mechanical switches, raised tactile keys 

Stabilization Time  

Within 2 seconds 

Auto-zero Tracking  

Off, 0.5, 1 or 3d 

Zeroing Range  

2% or 100% of capacity 

Span Calibration  

5 lb or kg to 100% of capacity 

Interface  

RS232, bi-directional 

Power  

9-12 VDC, 0.5A, AC adapter (output) 

Indicator Dimensions 

(W × D × H)  

7.8 x 1.8 x 5.2 in. / 198 x 46 x 132 mm 

Scale Shipping 

Dimensions (W × D × 

H)  

41.1 × 40.2 × 7.9 in. /  

1,044 × 1,022 × 200 mm 

46.9 × 46.3 × 7.9 in. / 

 1,190 × 1,175 × 200 mm 

Scale Net Weight  

101 lb / 46 kg 

126 lb / 57 kg 

Scale Shipping Weight  

110 lb / 50 kg 

135 lb / 61 kg 

 

Summary of Contents for Defender 3000 Series

Page 1: ...DEFENDER 3000 Series Drum Scale Instruction Manual 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEquipmentDepot com...

Page 2: ...o not operate the equipment in wet hazardous or unstable environments The foundation at the installation site must be capable of safely supporting the weight of the Drum Scale plus the weight of the m...

Page 3: ...TION THE DRUM SCALE BASE IS HEAVY PLEASE MOVE THE DRUM SCALE CAREFULLY Unpacking 1 Remove the outer packaging materials from the Drum Scale 2 Lift it up to vertical by handles 3 Move it into the requi...

Page 4: ...in contact with the ground make adjustments by rotating the nuts on the load cell feet or rotating the foot bolt head with slot with a screwdriver from the top see the figure below Use an external lev...

Page 5: ...cale system at regular intervals Operating Limits Although the Drum Scales have extremely rugged construction certain load limits must not be exceeded Depending on the type of loading the maximum safe...

Page 6: ...ially under the edges of the scale Check that there is no damage to the connecting cable Cleaning Risk of Electrical Shock Disconnect the power source before cleaning the scale with any liquids Mainte...

Page 7: ...ign screw in carbon steel with rubber bottom cap top adjustable Maximum Central Load 100 of maximum capacity Load Cell 4 IP67 nickel plated alloy steel load cells shear beam Junction Box IP65 Die cast...

Page 8: ...00ES 37 9 in 962 mm 40 4 in 1024 mm 4 in 100 mm 34 in 862 mm 36 in 914 4 mm DFD32M1000ER 43 9 in 1114 4 mm 46 1 in 1170 mm 4 in 100 mm 41 8 in 1060 4 mm 40 in 1014 4 mm DFD32M2500ER 43 9 in 1114 4 mm...

Page 9: ...e for compliance could void the user s authority to operate the equipment WARRANTY Ohaus products are warranted against defects in materials and workmanship from the date of delivery through the durat...

Page 10: ...ion With offices worldwide 30476547 P N 30476547 A Ohaus Corporation 2018 all rights reserved 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEqui...

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