KERN EWJ User Manual

6 TEWJ-B-BA-e-2310
KERN
EWJ 300-3
EWJ 300-3H
EWJ 3000-2
Item no./ Type
TEWJ 300-3-B
TEWJ 300-3H-B
TEWJ 3000-2-B
Readability (d)
0,001 g
0,001 g
0,01 g
Weighing range (max)
300 g
300 g
3000 g
Reproducibility
0,003 g
0,003 g
0,03 g
Linearity
± 0,005 g
± 0,005 g
± 0,05 g
Stabilization time (typical)
2 s
Smallest part weight for
piece counting - under lab
conditions*
2 mg
2 mg
20 mg
Smallest part weight for
piece counting - under
normal conditions**
20 mg
20 mg
200 mg
Recommended adjust-
ment weight, not added
(class)
300 g (F1)
300 g (F1)
3 kg (F1)
Warm-up time
2 h
Weighing Units
g, kg, gn, dwt, tl (Tw), tl (HK), ozt, tl (Singap, Malays), ct, mo, lb, oz, ffa, m
Humidity of air
80 %
Allowable ambient tempe-
rature
15 °C … 30 °C
Input voltage Appliance
12 V DC, 500 mA
Input voltage Mains adapter
100 V – 240 V, 50 / 60 Hz
Storage battery operation (op-
tional)
Operating time 57 hrs (backlight off)
Operating time 32 hrs (backlight on)
Loading time approx. 6,5 hrs.
Auto-Off (rechargeable battery)
selectable off, 30s, 1, 2, 5, 30, 60 min
Dimensions housing
220 x 340 x 90 mm
220 x 340 x 321
220 x 340 x 105
Weighing plate, stainless
steel
Ø 80 mm
Ø 80 mm
Ø 135 mm
Net weight (kg)
2,6
3,6
3,0
Interfaces
RS232, Bluetooth 2.0 (factory option), Bluetooth 4.0 (factory option),
USB-D

KERN EWJ Specifications

General

Brand	KERN
Model	EWJ
Category	Scales
Language	English