Product

Weighing

EJ Series

Compact Precision Balances

Price or readability? - BOTH!

Brochure (PDF 2.0MB)

Manual (PDF 1.4MB)

Optional

Features

High resolution (1/120,000 - 1/310,000) load cell as the weight sensor

Extremely high sensitivity with a readability from 0.0002 g (EJ-54D2)

Breeze break with anti-static coating to ensure high precision and stability (for the EJ-54D2^*1/123/303)

Adjustable response characteristics depending on the degree of drafts and vibrations at the location

Hygienic and chemically resistant stainless steel (SUS304) weighing pan

GLP/GMP/GCP/ISO compliant output^*2

Easy-to-read LCD display with backlight (16 mm character height)

Multiple weighing units: g, oz, lb, ozt, ct, mom, dwt, gr, N, SG (density mode)^*3

Counting mode with Automatic Counting Accuracy Improvement (ACAI) function

Percent mode function

Display hold function

Accumulation (M+) function

Auto power OFF function

Automatic density calculation using the optional density determination kit (EJ-13) (EJ-123/303 only)

Operation with either AC adapter or four AA batteries

Security slot in the rear of the balance to accommodate an anti-theft lock

*1 The breeze break of the EJ-54D2 is opened by sliding its upper surface to keep air turbulence to a minimum.
*2 Either EJ-03 or EJ-27 (+ AD-8541-PC) is required.
*3 Either t (tola) or tl (tael - HK general/Singapore, HK jewelry, or Taiwan) can be added upon request, and lb is not available with the EJ-54D2/123/303.

External Input / Output

Quick USB interface (optional)
RS-232C interface (optional)
Wireless communication interface for EJ (optional)

Options

EJ-02 : Quick USB interface^*4
EJ-03 : RS-232C interface^*4
EJ-13 : Density determination kit^*5
EJ-27 : Wireless communication interface for EJ^*4^*6
Manual (PDF 105 KB)

*4 EJ-02, EJ-03 and EJ-27 cannot be used at the same time.
*5 For the EJ-123/303 only
*6 To be paired with either the AD-8541-PC or AD-8931 EJ-13

Accessories

AD-1683 : Static eliminator
AD-1684A : Electrostatic field meter
AD-1687 : Weighing environment logger
AD-1688 : Weighing data logger
AD-1691 : Weighing environment analyzer
AD-8127 : Compact printer
AD-8526 : Serial/Ethernet converter
AD-8527 : Quick USB adapter
AD-8541-PC : Wireless communication interface for PC
AD-8920A : Remote display
AD-8922A : Remote controller
AD-8931 : Wireless remote display
AX-USB-9P : Serial/USB converter with cable
AX-KO2466-200 : RS-232C cable (9P-9P)

Specifications

Model	EJ-54D2		EJ-123	EJ-303	EJ-1202	EJ-3002
Capacity	22 g*	52 g*	120 g	310 g	1200 g	3100 g
Readability	0.0002 g*	0.001 g*	0.001 g		0.01 g
Repeatability (standard deviation)	0.0004 g	0.001 g	0.003 g		0.03 g
Linearity	±0.0006 g	±0.001 g	±0.003 g		±0.03 g
Weighing pan size	Ø50 mm		Ø110 mm		127 × 140 mm

* The EJ-54D2 is a dual range model having two weighing ranges with different capacities and readabilities. Each range extends from zero to its capacity.

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