1. 1 Sutron Corporation Portable Visibility Unit (PVU)sutron.com Portable Visibility Unit (PVU) 1/13/14

2. 2 Sutron Corporation Portable Visibility Unit (PVU)sutron.comOverview The PVU is a complete package including sensor, power source, carrying case and web-based data. Visibility is depicted in terms of miles or kilometers. Compact Sutron datalogger gathers and transmits data every minute. Data from the sensor is sent to SutronWIN where it can be viewed via smart phone. Text message alerts for low visibility or low battery voltage. Solely battery-powered and lasts up to 4 days on a single charge. Component Power Indication Lights Custom fit PELICAN cases Storage rack that charges all batteries simultaneously and houses stations.

3. 3 Sutron Corporation Portable Visibility Unit (PVU)sutron.com PVU Applications - Dense Fog

4. 4 Sutron Corporation Portable Visibility Unit (PVU)sutron.com PVU Applications - Heavy Smoke

5. 5 Sutron Corporation Portable Visibility Unit (PVU)sutron.com PVU Applications - Sandstorm

6. 6 Sutron Corporation Portable Visibility Unit (PVU)sutron.com Visibility User defined averaging time Visibility Alert/Alarms Visibility Units (Miles, Meters) Directional Visibility Battery Voltage Current Battery Voltage Low Battery Alarm PVU Measured Parameters

7. 7 Sutron Corporation Portable Visibility Unit (PVU)sutron.com PVU Features Visibility Sensor Verizon Telemetry Separate Battery Enclosure Large Battery Capacity Quick Connect Wiring Harness Discrete Communications Connection Indication Lights Web Accessible Data Server Only Battery Powered All Components Portable Pelican Cases for Sensors Storage Racks Battery Charging on Racks Quick Disconnect Batteries Lightweight System Text Message Alerts

8. 8 Sutron Corporation Portable Visibility Unit (PVU)sutron.com PVU Primary Components Data Collection Platform CMDALink, Basic Unit without enclosureCDMALink-1

9. 9 Sutron Corporation Portable Visibility Unit (PVU)sutron.com PVU Primary Components Sensors Visibility Sensor 12VDC 0-5V Analog56-VISI-1 Visibility Calibration Fixture9600-0001 Protection Hood Extensions9600-0001

10. 10 Sutron Corporation Portable Visibility Unit (PVU)sutron.com PVU Primary Components Web Hosting & Visualization SutronWIN: 9400-0406

11. 11 Sutron Corporation Portable Visibility Unit (PVU)sutron.com PVU Primary Components Communications & Telemetry Discrete Antenna 3dBTRA806/17103P Verizon Data PlanVCDMA.20MB.PLAN Verizon Activation VCDMA.ACT

12. 12 Sutron Corporation Portable Visibility Unit (PVU)sutron.com PVU Primary Components Power 55AH Batteries (4 per station)PS-12550 Quick Disconnect Battery Cables9600-0001 Indication Lights9600-0001 Wiring Harness9600-0001 6 Bank Battery ChargerNOCOGEN6

13. 13 Sutron Corporation Portable Visibility Unit (PVU)sutron.com PVU Primary Components Enclosures and Accessories PELICAN casePELICAN 1780FF Battery Enclosure Special MS Connectors9600-0001 Rack for System StorageCUSTOMRACK

14. 14 Sutron Corporation Portable Visibility Unit (PVU)sutron.com PVU Configuration Diagrams

15. 15 Sutron Corporation Portable Visibility Unit (PVU)sutron.com PVU Telemetry Diagrams The PVU transmits data up to the minute to the Verizon cell tower, which gets picked up by SutronWIN and displayed on the internet which can be viewed with smart phones or laptops.

16. 16 Sutron Corporation Portable Visibility Unit (PVU)sutron.com PVU Data Chart

17. 17 Sutron Corporation Portable Visibility Unit (PVU)sutron.com Florida Department of Transportation Client Portfolio

18. 18 Sutron Corporation Portable Visibility Unit (PVU)sutron.com PVU Equipment Sensor enclosure with CDMALink on left and sensor board on right

19. 19 Sutron Corporation Portable Visibility Unit (PVU)sutron.com PVU Equipment Sensor packaged in PELICAN case for transportation

20. 20 Sutron Corporation Portable Visibility Unit (PVU)sutron.com PVU Equipment Battery Enclosure with two 55AH batteries

21. 21 Sutron Corporation Portable Visibility Unit (PVU)sutron.com Batteries Chargers Pelican Cases Battery Enclosures PVU Equipment Storage Racks for Batteries, Enclosures, PELICAN Cases, and Chargers

22. 22 Sutron Corporation Portable Visibility Unit (PVU)sutron.com PVU Equipment PVU Installation with Warning Sign

23. 23 Sutron Corporation Portable Visibility Unit (PVU)sutron.com PVU Models & Options Models CDMALink-1Verizon Communication GPRSLink-1AT&T or T-Mobile Communication Options Battery enclosure size and material is changeable for every system. Datalogger can be placed in either sensor enclosure or battery enclosure.