IOA.docx

Base Option

1. Lab Rooms: 210, 212, 213, 310, 313, 314

2. Total of eleven (11) fume hoods.

3. Replace existing sash sensor new retractable sensor (total of 11).

4. Replace existing operator display with new current model display (total of 11).

5. Replace existing Siemens Fume Hood Controller with new current model fume hood controller (total of 11).

6. Replace existing fume hood pneumatic damper actuator with Siemens electric damper actuator (total of 11). Disconnect and make safe existing pneumatic control tubing.

7. Check and calibrate operation of existing Fume Hood controls and Lab Room controls.

8. Provide control programming to match existing.

9. Utilize all existing control point wiring from new Siemens controller to the associated equipment.

10. Provide air Balancing of the lab spaces

Add Option Pneumatic Supply and Exhaust Terminal box Control Upgrade

1. Demo and replace existing pneumatic supply and exhaust terminal modulating damper actuators, and install new electric damper actuators (total of 12). Provide associated new control wiring.

2. Demo and replace existing pneumatic supply box hot water reheat coil control valve and install new electrically actuated control valve. Provide associated new control wiring.

Add Option Lab EF-7, 8 & 9

1. Demo and replace existing pneumatic Exhaust Fan EF – 7, 8 and 9 isolation two position damper actuators, and furnish and install new electric damper actuators. Provide associated new control wiring.

2. Demo and replace existing pneumatic make up air modulating damper actuator, and install new electric damper actuator. Provide associated new control wiring.

3. Replace existing exhaust humidity sensor.

4. Pricing excludes replacement of any control dampers