Explorer® Series, OHAUS Analytical Balance

As of: Friday, July 11, 2025

Standard Features

Automatic calibration via AutoCal™
Communication RS-232C
On-screen prompts
Spill channel
Applications library
Backlit, high-resolution dot matrix display
GLP outputs via RS-232 to meet traceability requirements
User-selectable filter, stability indicator and auto-zero tracking
Five-language operation display text
Protective in-use cover and security bracket
Underweigh hook

Options

NTEP Certified, Legal for Trade models by special order

Modern and Functional Analytical Balance

The Ohaus Explorer™ features SmarText™ 2.0, the user-friendly, application-based, graphical software platform in concert with a redesigned, antistatic draftshield, enhanced weighing performance, and a flexible modular display that detaches from the weighing base. Ingeniously striking a balance between cutting-edge technology and functional design, the Explorer delivers accurate performance that will improve efficiency in the lab.

Explorer Series, OHAUS Analytical Specifications

Weighing Units:
Milligram, gram, kilogram, ounce, carat, pennyweight, troy ounce, grain, newton (see technical manual for complete listing)

Operating Modes:
Weighing, percent weighing, parts counting, checkweighing, dynamic/animal weighing, filling,
totalization, formulation, Differential weighing, density determination, peak hold, ingredient costing, pipette adjustment, SQC

Power:
AC adapter input: 100 to 240 VAC 0.6A 50/60 Hz

Stabilization Time:
EX124: Approx. 2 seconds
EX224: Approx. 2 seconds
EX324: Approx. 3 seconds

Calibration:
AutoCal™ at 1.5 °C temperature change, 11 hours, and external calibration

Temperature:
Operating:
50 °F to 86 °F (10 °C to 30 °C)

Est. Weight:
21.1 lb (9.6 kg)

Warranty:
Two-year limited

Return Policy:
OHAUS standard policy - restock fee may apply

Explorer Series, OHAUS Analytical Models

Model	Capacity	Readability	Repeatability	Linearity	Weighing Chamber	Pan Size	Dimensions	Part #
EX124	120 g	0.0001 g	±0.0001 g	±0.0002 g	9.5 x 7.5 x 6.5 in (241 x 190 x 165 mm)	Ø 3.5 in (90 mm)	9.1 x 15.5 x 13.8 in (230 x 393 x 350 mm)	121192
EX224	220 g	0.0001 g	±0.0001 g	±0.0002 g	9.5 x 7.5 x 6.5 in (241 x 190 x 165 mm)	Ø 3.5 in (90 mm)	9.1 x 15.5 x 13.8 in (230 x 393 x 350 mm)	121193
EX324	320 g	0.0001 g	±0.0001 g	±0.0002 g	9.5 x 7.5 x 6.5 in (241 x 190 x 165 mm)	Ø 3.5 in (90 mm)	9.1 x 15.5 x 13.8 in (230 x 393 x 350 mm)	121194

Parts

Part #	Description

121192	Balance,Ohaus EX124 Analytical, Explorer, 120 g x 0.1 mg, 120-240 VAC AC Adapter US Power Cord
121193	Balance,Ohaus EX224 Analytical, Explorer, 220 g x 0.1 mg, 120-240 VAC AC Adapter US Power Cord
121194	Balance,Ohaus EX324 Analytical, Explorer, 320 g x 0.1 mg, 120-240 VAC AC Adapter US Power Cord

Options

Part #	Description

77712	Balance OPT,Cable IBM-PC 25 Pin For Ohaus Adventurer Pro and Discovery
70406	Balance OPT,Cable 9-Pin Serial Ext
156234	Adapter,AC Ohaus 120-240V Universal 46001724 Navigator XT, PA, PX, EX Series Requires 156235 Plus SET or 166574 US Plug Only Sold Separately
156235	Plug Set,Intl Ohaus Kit PN 46001780 Includes 46001766 US Plug - Valor 2000, PA, PX, EX, Defender Series (Kit includes plugs for EU, AU, UK) Add ASAP for US plug