1. TG-EL-D5 Preferred Instruments Multi-Tank Gauge D5 Overview

2. TG-EL-D5 Preferred Instruments q Introduction q Applications n A fully integrated remote reading microprocessor-based multiple tank monitoring system n Fuel oil transfer pump set integration q Inventory Management n Detect an inventory increase n Automatic tank volume report q Summary PUMC - A Combustion Company

3. TG-EL-D5 Founded in 1920 and in continuous operation since then. We are an engineering - based manufacturer of combustion and fuel handling products for industrial, institutional, and commercial power plants. Our Core Business is Combustion Control. Preferred Instruments

4. TG-EL-D5 The Multi-Tank Gauge and Leak-Detection System TM (TG-EL-D5) is a comprehensive tank- gauging and leak-detection system that can simultaneously monitor product levels and leaks. The Model TG-EL-D5 brings the latest in digital monitoring and control technology to Preferred’s Digi- Tell ® line of gauging and monitoring equipment. The system provides the bet solution for a variety of gauging and leak-detection applications. Multi-Tank Gauge D5

5. TG-EL-D5 Benefits q Efficient Tank levels and Leaks Monitoring q High Level and Leak Alarm Monitoring q Off-site monitoring capability q Easy Setup

6. TG-EL-D5 Benefits q Efficient Tank Levels and Leaks Monitoring n Provides product level and volumetric data for each tank n Maintains a delivery log with Time/Date stamp, product quantity and tank number n Optional thermal printer permanently records inventory status n Historical trending display to permit tank content’s inventory trending

7. TG-EL-D5 Benefits q High Level and Leak Alarm Monitoring n Highly visible alarms are on the tank status display.

8. TG-EL-D5 Benefits q Off-site Monitoring and Capability n The internally mounted telephone modem allows the TG-EL-D5 to contact a user via an alphanumeric pager n Using PWC_Remote TM software, which is included with the Telephone Modem option, a remote user is able to “dial in” to the modem and to view any screen

9. TG-EL-D5 Benefits q Easy Setup n Automatic Graphic Representation Of: »Tank Contents, Leak Sensor Status and Alarms n Alarm Summary »History of Plant Operation n Historical Trending »An Essential Tool.

10. TG-EL-D5 Preferred Instruments q Introduction q Applications n A fully integrated remote reading microprocessor-based multiple tank monitoring system n Fuel oil transfer pump set integration q Inventory Management n Detect an inventory increase n Automatic tank volume report q Summary “Off the Shelf” Applications

11. TG-EL-D5 Easy to Operate Key lockable Door Security

12. TG-EL-D5 Easy to Operate q Easy to use displays for: n Tank Level Monitoring n Tank Leak Monitoring n Historical Trending n Alarm & Event Handling LCD Graphic Display and Keypad

13. TG-EL-D5 q Home Page - n Overview Display q Arrow Keys - n Move Cursor q Menu, Page Up, Down - n Display Selection q Alarm List - n Alarm, Event Display q Alarm Silence PB Easy to Operate Display Keys

14. TG-EL-D5 Historical Trending q An Essential Monitoring Tool q Multiple(4) Pen “Charts” q 8 min, 40 min., and 2, 8, & 24 hour charts q 32 Mb Historical Memory - Optional n 32 ch AI + 32 ch DI every 15 seconds for 30 days n 90 or more days for less channels with low activity (depends on data compression efficiency)

15. TG-EL-D5 CPU Board q (2) Analog Inputs (4-20 mAdc /Thermistor) q (1) Relay Output (SPDT, 8A) q (1) RS232 programming Port q (1) Isolated RS485 Port n (Modbus Option) q (1) Telephone Modem Option Card n Dial in or dial out, 33.6 kb, RJ-11 jack, Data and Pagers q (1) Printer Port (Alarms / Logs)

16. TG-EL-D5 Communication q Dual Simultaneous Communications n (1) Modem & (1) RS-485 connection n Modbus n Building Automation System n Pager & Building Automation System q A single collection point multi-tanks gauge & leak monitoring

17. TG-EL-D5 Integrated Fuel Oil Transfer Pump Set Pagers Tanks (Modbus) Building Automation System (MODBUS) Wire Float Level Sensor

18. TG-EL-D5 Preferred Instruments q Introduction q Applications n A fully integrated remote reading microprocessor-based multiple tank monitoring system n Fuel oil transfer pump set integration q Inventory Management n Detect an inventory increase n Automatic tank volume report q Summary

19. TG-EL-D5 Communications Pagers Tanks (Modbus) Building Automation System (MODBUS)

20. TG-EL-D5 Preferred Instruments q Introduction q Applications n A fully integrated remote reading microprocessor-based multiple tank monitoring system n Fuel oil transfer pump set integration q Inventory Management n Detect an inventory increase n Automatic tank volume report q Summary

21. TG-EL-D5 Summary Multi-Tank Gauge D5 4 “Off The Shelf” Tanks Monitoring System 4 Built In Remote Monitoring and Control 4 Easy Installation & Setup 4 Designed & Manufactured by Preferred Instruments, trusted name in combustion systems since 1920.

22. TG-EL-D5 Preferred Instruments 31-35 South Street Danbury CT T: (203) 743-6741 F: (203) 798-7313 www.preferred-mfg.com