x
Model 3786 Ultrafine Water-based Condensation Particle Counter
Water System........................................................................ 3-6
Drain Modes ......................................................................... 3-7
Sample Inlet Connection ....................................................... 3-8
4 Data Collection
.................................................................... 4-1
Data Interfaces...................................................................... 4-1
USB Driver Software ............................................................. 4-3
Communications Parameters ................................................ 4-4
Terminal Communications .................................................... 4-4
PC/104 Single Board Computer Option ................................ 4-5
5 Maintenance and Troubleshooting
..................................... 5-1
Replacing Wick ..................................................................... 5-1
Flow Calibration.................................................................... 5-1
Troubleshooting .................................................................... 5-3
Water in the Sample Inlet...................................................... 5-4
Little or No Water Flows During Drain Cycle ......................... 5-4
Water Spurts Out of Pump Exhaust ...................................... 5-5
High or Low Photometric Readings ........................................ 5-6
Rapidly Flashing Status Indicator—Laser.............................. 5-7
Technical Contacts................................................................ 5-7
Returning the UWCPC for Service.......................................... 5-8
A p p e n d i x e s
A Specifications
......................................................................A-1
B Firmware Commands
........................................................... B-1
Commands—Quick Reference .............................................. B-1
Read Commands .................................................................. B-2
Set Commands..................................................................... B-4
Data Reporting Records ..................................................... B-16
I n d e x
Index ........................................................................................ I-1