Brookfield DV1 User Manual

Brookeld Engineering Laboratories, Inc. Page 15 Manual No. M14-023
II.3Navigaon
e DV1 Viscometer uses a 3-inch monochromatic display with keypad. All user input is made
through the keypad. See Section I.7 for a description of Key Functions.
Hot Keys are used on the DV1 Viscometer to assist with menu navigation. ere are three Hot
Keys located immediately under the viscometer display. e function of each key is indicated at
the bottom of the display and may change depending on the screen currently in view. e use of
Hot Keys allows the DV1 Viscometer to oer many menu choices while using a simple interface.
Possible Hot Key actions include:
NEXT: Proceed to the next screen.
BACK: Return to the previous screen.
HOME: Return to the Home screen.
SPINDLE: Enter spindle selection screen.
SPEED: Enter speed selection screen.
SELECT: Choose the currently displayed condition.
May also advance to the next screen.
PRINT: Print currently displayed data.
II.4 Home Screen
e DV1 Home screen is presented at the conclusion of AutoZero and can be accessed by selecting
a Hot Key marked as HOME. e Home screen shows the measurement parameters chosen by the
operator including: measured viscosity, temperature, %torque, motor status, spindle, and speed. e
available Hot Keys on the Home screen include: SPINDLE, OPTIONS, and SPEED (see Figure II-2).
Figure II-2
II.5SpindleSelecon
DV1MLV Viscometers are provided with a set of four spindles and a narrow guardleg; DV1MRV
Viscometers are provided with a set of six spindles and a wider guardleg; DV1MHA and DV1MHB
Viscometers come with a set of six spindles and no guardleg (see Appendix F for more information
on the guardleg).

Brookfield DV1 Specifications

General

Speed Range	0.3 to 100 rpm
Display	LCD
Number of Speeds	18
Power Supply	100-240 VAC, 50/60 Hz
Viscosity Range	1 to 2, 000, 000 cP
Temperature Measurement	Optional
Accuracy	±1% of full scale range
Repeatability	+/- 0.2%