Owner's manual
44 
7. Others 
7-1. Basic specifications 
Type and Model 
D155 Density Meter 
Discipline 
Oscillating Glass U-tube 
Measuring Range 
0 to 2g/cm
3
Measuring Temperature Range 
15 to 25
℃
Precision 
Density 
±0.001g/cm
3 
Temperature 
±0.1
℃
Repeatability 
Density 
SD 0.0005g/cm
3
Resolution 
Density 
0.0001g/cm
3
 step
Temperature 
0.05
℃
  step    (Setting Resolution: 0.1
℃
  step) 
Specific Gravity 
0.0001 step 
Temperature 
Compensated 
Parameter 
0.0001 step 
API Degree 
0.1 step 
Measurement Time 
2 to 4 min 
Viscosity Correction 
None 
Display  1) Screen: 4×20 LCD backlight 
2) Displayed Parameter: 
Temperature (℃)/ Density/ Specific Gravity 
Number of temperature compensation tables for petroleum products 
Temperature Compensated Parameter (60℉Specific Gravity/ 15℃
  Density/ 
20
℃
Density)/ API Degree/ Other messages 
Sampling Method  Manual sampling by syringe 
(optional peristaltic pump for automatic sampling) 
Min. required Sample Amount 
Syringe: Approx. 1mL, Pump: 8mL 
Maximum Sample Viscosity 
Approximately 1000 mPa⋅s when using optional peristaltic pump 
Calibration 
Pure Water (factory/service calibration of air) 
Storage of Measurement Result 
Last 10 measurement results stored in internal memory 
Temperature Compensation 
Table for Petroleum Products 
ASTM D1250 Table 23(A,B,D), 53(A,B,D), 59(A,B,D) 
Interface 
RS-232C×1ch, USB×1ch 
Ambient Conditions for unit  1) Temperature: 5 to 35℃ 
2) Humidity: Below 85
%
RH (No condensation) 
Power Source 
AC100
~
240V 50/60Hz 
Power Consumption 
Approx. 30W 
Dimension 
251mm (W) × 408mm (D) × 165mm (H) [10” x 16” x 6.5”) 
Weight 
11.6kg (25.64 lbs) 
Standard Supplied Accessory 
- Connection Tube: Qty 1 
- Syringe 2ml: Qty 5 
- AC Power Cord: Qty 1 
- Wrench: Qty 1 
- Tube 0.5x1.5 L=400 PTFE: Qty 1 
Optional Accessories 
- Dot matrix printer 
- Peristaltic pump 
- Soft-Cap Data Capture Software 
CANNON
®
 D155 Density Meter Instruction & Operation Manual 
Version 1.1b – August 2014; CANNON® Instrument Company 
2139 High Tech Road • State College, PA • 16803 • USA 










