Guardian™ 3000 Hotplates & Stirrers
Affordable Digital Hotplate Stirrers Designed for Safety, Powerful Stirring and Rapid Heating

e-G31HSRDS

Function Heating and Stirring
Capacity 15 L
Plate Construction Ceramic-coated Stainless Steel
Item Number: 30680266
Overview
OHAUS Guardian 3000™ Hotplate Stirrers are designed for economical heating and stirring in all laboratory settings. The bright LCD display includes easy-to-read temperature and speed settings, intuitive icons and a prominent hot top indicator that lights up when the heater is above 40°C. Select from three plate sizes to suit your application. All models can be used with the optional temperature probe for precise temperature control of the sample.
Applications
Boiling Liquids, Water/Oil Bath Preparation, Sample and Solution Preparation, Dissolving Buffers and Reagents, Preparing Media, Concentrating Samples
Display
Backlit LCD Display for temperature and speed, green indicator lights when unit is heating and stirring, prominent hot top indicator light, probe in use icon, Single Point Calibration icon
Operation
Stirring from 80 to 1600 rpm, ambient temperature range from +5°C to 500°C (ceramic top) or 380°C (ceramic-coated steel top), power cord (included), stirring models include PTFE-coated stir bar
Communication
N/A
Construction
Durable metal housing, PET front panel, control knobs, on/off switch for heater disconnect, built-in support rod holder, easy-to-clean ceramic or ceramic-coated stainless steel tops
Design Features
Hot top indicator light to protect user; green indicator lights illuminate when unit is heating and stirring; temperature probe connector for use with optional temperature probe
Specifications
Function Heating and Stirring
Capacity 15 L
Plate Construction Ceramic-coated Stainless Steel
Plate Size 5.3 in (135 mm)
Temp. Range Ambient +5°C – 380°C
Control Digital
Power Consumption 550 W
Dimensions 10.4 in x 4 in x 6.4 in (264 mm x 101 mm x 163 mm) (LxHxW)
Display Custom Back-lit LCD
Working Environment 5°C – 40°C, 80% RH, Non-condensing (41°F – 104°F, 80% RH, Non-condensing)
Speed Range 80 to 1600 rpm
Net Weight 5.5 lb (2.5 kg)
Safety Certification TUV
Temp. Stability +/-3% Plate, Below 100°C +/-2°C and +/-2% Probe, Below 100°C +/-2°C
Temperature Probe Available as an Accessory
Calibration 1 Plate/1 Probe Temperature Calibration
Power 100V-120V~ 5A 50/60Hz
Accessories

Item Number

30500570

Description

Base Plate 135 mm

Item Number

30392316

Description

Clamp, Specialty, Column, CLS-COLMNSL

Item Number

30392233

Description

Clamp, Specialty, Rod, CLS-RODS

Item Number

30392315

Description

Clamp, Specialty, Column, CLS-COLMNSM

Item Number

30500571

Description

Handles for Base Plate

Item Number

30392314

Description

Clamp, Specialty, Column, CLS-COLMNSS

Item Number

30692826

Description

Holder Kit Thermometer e-G31

Item Number

30392317

Description

Clamp, Specialty, Column, CLS-COLMNSX

Item Number

30500591

Description

Probe PT1000(A) -40~200C 20cm PTFE

Item Number

30392318

Description

Clamp, Specialty, Nester, CLS-NESTXS

Item Number

30500593

Description

Probe PT1000(A) -40~200C 25cm PTFE

Item Number

30500590

Description

Probe PT1000(A) -40~400C 20cm SS316/304

Item Number

30500592

Description

Probe PT1000(A) -40~400C 25cm SS316/304

Item Number

30500577

Description

Sectional Block 12 mm Test Tubes

Item Number

30500572

Description

Sectional Block 12 mm Vials

Item Number

30500573

Description

Sectional Block 15 mm vials

Item Number

30500578

Description

Sectional Block 16 mm Test Tubes

Item Number

30500574

Description

Sectional Block 17 mm Vials

Item Number

30500579

Description

Sectional Block 20 mm Test Tubes

Item Number

30500575

Description

Sectional Block 21 mm Vials

Item Number

30500580

Description

Sectional Block 25 mm Test Tubes

Item Number

30500576

Description

Sectional Block 28 mm Vials

Item Number

30400150

Description

Spinbar 10 cm with Pivot Ring PTFE

Item Number

30400147

Description

Spinbar 2.5 cm PTFE

Item Number

30400148

Description

Spinbar 3.8 cm PTFE

Item Number

30726783

Description

Spinbar 3.8 cm with Pivot Ring PTFE

Item Number

30400149

Description

Spinbar 7 cm PTFE

Item Number

30500598

Description

Stir Bar Retriever

Item Number

30500586

Description

Uni Block 12 mm Test Tubes

Item Number

30500581

Description

Uni Block 12 mm Vials

Item Number

30500582

Description

Uni Block 15 mm vials

Item Number

30500587

Description

Uni Block 16 mm Test Tubes

Item Number

30500583

Description

Uni Block 17 mm Vials

Item Number

30500588

Description

Uni Block 20 mm Test Tubes

Item Number

30500584

Description

Uni Block 21 mm Vials

Item Number

30500589

Description

Uni Block 25 mm Test Tubes

Item Number

30500585

Description

Uni Block 28 mm Vials