K34700 BV4000 Brookfield Viscosity Air Bath

Test Method
Determines the low temperature, low shear rate viscosities of gear oils, automatic transmission fluids, hydraulic oils and other fluid lubricants by use of the Brookfield viscometer.

Features and Benefits
Conforms to ASTM D2983 and related specifications

Mechanically refrigerated with digital temperature control

Operating range to –50°C

Sixteen sample capacity


Click on the image to view a larger photo of the instrument.

BV4000 Brookfield Viscosity Air Bath
Mechanically refrigerated cold cabinet prepares samples for Brookfield viscosity determinations on petroleum lubricants. A built-in turntable rotates the samples at 4 RPM per specifications. Cooling system maintains cabinet temperature within ±0.1°C at temperatures as low as –50°C. Cabinet temperature is displayed in digital format on the front panel. Cabinet accommodates sixteen (16) sample cells with cell carriers. Includes insulated cover.

Specifications
Conforms to:
ASTM D2983; IP 267 Method A; ISO 9262; CEC-L-18A

Capacity: Sixteen (16) sample cells with cell carriers

Temperature Range: –10°C to –50°C

Temperature Control Accuracy: ±0.1°C

Sample Rotation: 4 RPM

Electrical Requirements
115V, 60Hz, Single Phase, 16A
220-240V, 50 or 60Hz, Single Phase, 12A

Dimensions lxwxh,in.(cm)
36x28x43 (91x71x109)
Net Weight: 315 lbs (143kg)

Shipping Information
Shipping Weight: 380 lbs (172kg)
Dimensions: 39 Cu. ft.

Ordering Information
Catalog
Number
Product Description
Electrical Requirements
K34700
BV4000 Brookfield Viscosity Air Bath
115V, 60Hz, 16A
K34701 BV4000 Brookfield Viscosity Air Bath 220-240V, 50Hz, 12A
K34702
BV4000 Brookfield Viscosity Air Bath
220-240V, 60Hz, 12A

Accessories
Catalog
Number
Product Description Additional Information
K34750 Brookfield Digital Viscometer 115V, 60Hz
K34751 Brookfield Digital Viscometer 220-240V, 50Hz
K34752 Brookfield Digital Viscometer 220-240V, 60Hz
K34760 Brookfield Programmable Viscometer 115V, 60Hz
K34761 Brookfield Programmable Viscometer 220-240V, 50Hz
K34762 Brookfield Programmable Viscometer 220-240V, 60Hz
K34706 Insulated Spindle No.4
K34704 Non-Insulated Spindle No.4
K34707 Cell Stopper
K34708 Insulated Cell Carrier
K34709 Test Cell - Round Bottom pack of 12
K34770 Test Cell - Flat Bottom pack of 12
250-000-122C ASTM 122C/IP94C Thermometer Range –45 to –35°C
250-000-123C ASTM 123C/IP95C Thermometer Range –35 to –25°C
250-000-124C ASTM 124C/IP96C Thermometer Range –25 to –15°C
250-000-125C ASTM 125C/IP97C Thermometer Range –15 to –5°C
355-005-027 Viscosity Standard N27B Viscosities in centipoise at –40, –30, –20, –15, –10, 0°F
355-005-115 Viscosity Standard N115B Viscosity in centipoise at –20, –15, –10, 0, +10, +20°F

www.koehlerinstrument.com