B66.REV

GENERAL PROVISIONS FOR DIRECT DIGITAL CONTROL SYSTEM

NOTE: MASTER COPY DATE: -----, 1983

Part 1 -	GENERAL

1)	RELATED DOCUMENTS

A.	The General Provisions of the Contract, including General Conditions and/or General Requirements of the specifications apply to the work specified in this Section

NOTE: REFERENCE RELATED SECTION AND DOCUMENTS

B.	Related work described in other sections:

1.	Electrical Provisions for Direct Digital Control System.

2.	Direct Digital Control Systems.

3.	Testing of Direct Digital Control System.

4.	Bidding Information for Direct Digital Control System.

2)	INTENT OF SPECIFICATION

A.	This specification is intended to define the minimum system. The functional requirements of the system shall take precedence over the other information contained in this specification

B.	Bidders are encouraged to offer a "state-of-the-art" system in their proposals, including alternate designs, which meet or exceed the functional requirement of the system. Bidders shall clearly distinguish between standar (no cost) options and incremental cost options

C.	Drawings show systems schematically. No added compensation permitted for variations due to field conditions

D.	Specifications are of simplified form and include incomplete sentences. Words or phrases such as: The Contractor shall, shall be, a, an, the, and and are ommited for brevity

3)	CONTRACTOR'S RESPONSIBILITY

A.	The contractor shall have complete responsibility for providing Systems described in this specification. This responsibility shall include but not be limited to

1.	System Engineering.

2.	System Hardware.

3.	System programming and configuring.

4.	System Documentation.

5.	System Installation.

6.	Recommended spare parts.

7.	Field and factory Testing.

8.	Packing and shipping.

9.	Maintenance training program.

10.	Operator training program.

11.	System startup calibration and checkout.

12.	Field supervision.

B.	The systems furnished shall be complete in all respects so that after installation, the Systems shall be capable of performing specified functions in accordance with this specification and its attached drawings. Implementation of all control functions shall be the responsibility of the Contractor

C.	Work for complete safe installation conforming with applicable codes and authorities

4)	WORK BY OTHERS (EXCEPT AS NOTED)

A.	[FINISH PAINTING.

B.	[MOTOR CONTROLLERS.

5)	<DEFINITIONS

A.	Provide: supply, install and connect complete, ready for safe, regular operation of work unless noted

B.	Install: erect, mount, and connect complete with accessories.

C.	Supply: purchase, procure, acquire and deliver complete with accessories

D.	Work: labor, materials, equipment, apparatus, controls and accessories for complete installation

E.	Wiring: raceway, fittings, wire, boxes, and related items.

F.	Concealed: embedded in masonry or other construction, installed in furred spaces, in: double partitions, hung ceilings, trenches, crawl spaces, enclosures

G.	Console an assemblage of peripherals, hardware, software, to service as operator interface for monitoring and controlling system, located in control centers as noted

H.	Exposed: not installed underground or concealed.

I.	Indicated, shown, noted: indicated, shown, noted on drawings and specifications

J.	Similar, equal: base bid manufacturer; equal in materials, weight, size, design and efficiency of product

K.	Reviewed, satisfactory, accepted, approved, directed: reviewed, satisfactory, accepted, approved, directed by authorized representative

L.	Authorized representative: Architect, Engineer, Owner, Contract Manager

M.	Piping: pipe, tube, fittings, flanges, valves, controls, strainers, hangers, supports, unions, traps, drains, insulation and related items

N.	Motor controllers: manual or magnetic starters, with or without switches, individual push-buttons or hand-off-automatic switches controlling operation of motors

O.	Multiplexing equipment or systems: hardware and software involved in conversion of parallel to serial information or serial to parallel

P.	Host Processor or Host Processing Unit (HOST): middle level processor to which DDCP's report. Consists of: processing, signal conditioning, data communication, multiplexing, memory storage, switches equipment and software

Q.	Facilities Host processor: highest level processor to which Host processor's report. Provides executive supervisory control over multiple networks

R.	Direct Digital Control Panel (DDCP): control panel to which a monitoring and control device is directly conntected; performs Direct Digital Control

S.	Data Trunk Cable: communication link which receives and/or transmits data between HOST, DDCPs and peripherals, or between their internal parts

6)	ABBREVIATIONS AND ACRONYMS USED:

A.	ACS - Automatic Control System.

B.	AMCS - Automated Monitoring and Control System.

C.	ANSI - American National Standards Institute.

D.	ASCII - American Standard Code for Information Interchange.

E.	ASHRAE - American Society of Heating Refrigeration and Air Conditioning Engineers

F.	ASME - American Society of Mechanical Engineers.

G.	AWG - American Wire Gage.

H.	BTU - British Thermal Units.

I.	C - Centigrade.

J.	CW - Condenser Water.

K.	CFM - Cubic Feet per Minute.

L.	CHW - Chilled Water.

M.	CPA - Control Point Adjust.

N.	CRT - Cathode Ray Tube.

O.	Db - Decibels.

P.	DB - Dry bulb.

Q.	DC - Direct current.

R.	DDC-Direct Digital Control.

S.	DDCP - Direct Digital Control Panel.

T.	DL - demand forecast and limiter.

U.	DTC - Data Trunk Cable.

V.	EC - Enthalpy Control.

W.	EIA - Electrical Industries Association.

X.	EMT - Electrical Metallic Conduit.

Y.	F - Farenheit.

Z.	FC - Footcandles.

AA.	FT - FEET OR FOOT.

AB.	FAS - Fire Alarm System.

AC.	FPM - Feet per minute.

AD.	HP - Horsepower.

AE.	HW - Hot Water.

AF.	Hz - Hertz.

AG.	HOST - Host Processing Unit.

AH.	IN - Inches.

AI.	I/O - Input/output.

AJ.	IMC - Intermediate metal conduit.

AK.	Kw - Kilowatts.

AL.	Lbs - Pounds.

AM.	LED - Light emitting diode.

AN.	MM - Milimeters.

AO.	MAX - Maximum.

AP.	MHZ - megahertz.

AQ.	Mech - Mechanical.

AR.	NEC - National Electrical Code.

AS.	NFPA - National Fire Protection Association.

AT.	OA - Outside Air.

AU.	OS - Optimized start/stop

AV.	PSI - pounds per square inch.

AW.	PVC - Polyvinyl Cloride

AX.	RA - Return Air.

AY.	RH - Relative Humidity.

AZ.	SS - Start Stop.

BA.	TEMP - Temperature.

BB.	UPS - Uninterruptable power supply.

BC.	WC - Water Column.

BD.	WG - Water Gauge.

7)	QUALITY ASSURANCE:

A.	All work shall conform with the following codes and standards, where applicable; when a conflict occurs follow the most stringent requirements

1.	National Fire Protection Association (NFPA).

2.	National Electrical Code (NEC) and applicable local electrical code.

3.	Underwriters' Laboratories (UL).

4.	Factory Mutual (FM).

5.	American National Standards Institute (ANSI).

6.	National Electric Manufacturers' Association (NEMA).

7.	American Society of Mechanical Engineers (ASME).

8.	American Society of Heating, Refrigerating and Air Conditioning Engineers (ASHRAE)

9.	Institute of Electrical and Electronic Engineers (IEEE).

10.	USA Standard Code for Information Interchange (ASCII).

11.	Manufacturer's Standardization Society of the Valve and Fitting Industry (MSS)

12.	Electronics industries Association (EIA).

13.	Conform to standards of good practice.

8)	COOPERATION AND COORDINATION

A.	Apparatus and equipment specified under other contracts:

1.	Examine plans, specifications and coordinate with work of other contracts

2.	Advise engineer of voids and omissions.

3.	Provide interfacing items required.

B.	Schedule installation to minimize downtime of monitored and controlled systems

C.	Coordinate fire related work; must be completed and approved in advance of cetificate of occupancy requirements

D.	Check space requirements to insure that work can be installed in spaces allotted

E.	Supply data on requirements to authorized representative where required for interface with existing conditions

F.	Consult authorized representative: where possible materials are to be of same manufacturer or type throughout entire site

NOTE: APPROVAL

G.	Coordinate visible portions of work to satisfy Architect.

9)	VERIFYING CONDITIONS

A.	Visit site: verify conditions and dimensions.

B.	Review plans for adequacy of space allocations for equipment.

C.	Report in writing, to authorized representative: conditions which interfere with or will prevent execution of work and describe modifications considered necessary to rectify conditions

10)	GUARANTEE

A.	Guarantee system, in writing against defects in workmanship and material for one year after acceptance. During this time, entire system to be kept in proper operating condition at no additional labor or material cost to Owner

B.	Acceptance only after system is fully completed, and tested in accordance with specifications. No piecemeal acceptance

C.	Actions which may void guarantees on other contracts or equipment to be submitted for approval prior to being undertaken. Not responsible for guarantees for existing system and/or existing contracts if above action is approved

D.	This Contractor is responsible for quality and satisfactory operation of components and materials not manufactured by this contractor; submit guarantee endorsed by manufacturer of materials

E.	Wherever a guarantee of durability, operating capacity, proper functioning are noted, manufacturer shall furnish detailed drawings, test certificates or performance curves. Manufacturer shall supervise installation keep it in repair for stated period or render other similar services under conditions of installation at no additional cost. Also, where special adjustments or other services are necessary to insure proper and efficient functioning of apparatus, so entire plant, when delivered, shall be ready in every respect for operationwill be provided by the manufacturer

F.	In addition to requirements of General Conditions, specific items as noted will be guaranteed or waranteed for longer than one year; such guarantees or warantees include repair and/or replacement of faulty equipment and/or installation at no additional cost to Owner

G.	Expendable items limited to paper and ink ribbons excluded.

11)	MANUFACTURERS INSTRUCTIONS AND CERTIFICATION

A.	Obtain from each manufacturer detailed instructions for proper interfacing application and/or installation of that manufacturer's products

B.	Certificate signed by Contractor or installer to verify materials installed in accordance with manufacturer's instructions

12)	SUBMITTALS

A.	General.

1.	In accordance with General Conditions, Article "Shop Drawings".

2.	Identify deviations from requirements of contract document, in writing, at time of submission

3.	Do not commence work until submittals are returned with properly executed stamp indicating review by authorized representative

4.	Provide number of copies required in accordance with general conditions.

5.	Submittals shall be identified with the following as minimum:

a.	Date.

b.	Project name and number.

c.	Description of work included in submittal.

d.	Descriptions of deviations from contract documents.

e.	Contractors name, address and telephone number.

f.	Name and title of contractors representative responsible for preparation

B.	Submittals shall include sufficient data to indicate compliance with contract documents. provide data as follows

1.	Detailed bill of materials schedule indicating, as a minimum; manufacturer model number, device tag number, description, location and any applicable notes or comments

2.	Detailed narrative sequences indicating the function of each device and compliance with the performance requirements as specified

3.	Systems schematics, flow diagrams, risers. Indicate locations of all major equipment. Identify devices with identification tag for cross referenc to Bill of Materials and Catalogue data

NOTE: SPECIFY FOR LARGE PROJECTS ONLY

Part 2 -	PRODUCTS

1)	QUALITY OF MATERIALS AND EQUIPMENT

A.	Electrical equipment: listed by Underwriters' Laboratories, Inc., bearing label where applicable

B.	System components: one year history of successful installation.

C.	More recently developed components: submit test data with shop drawings submittals

2)	APPROVALS AND SUBSTITUTIONS

A.	In addition to requirements of General Conditions, following provisions apply

1.	Operating characteristics, make and size of apparatus, must conform substantially to obtain results specified or implied. Submit for approval any substitution of equipment or apparatus and include necessary revisions, pipe connections, bases, as required for completing installation

2.	Approvals for equipment specified will not be given merely upon submission of manufacturer's names. It will be given only after receipt of complete and satisfactory performance data covering complete range of operating conditions and equipment dimensions, weight, etc., in tabular and graphical for by authorized representative. Any construction and/or design changes as result of any approved substitution made at no additional cost

Part 3 -	EXECUTION

1)	ACCESSIBILITY

A.	Group concealed valves, controls, dampers, and equipment requiring access, in freely accessible, locations as determined by authorized representative

2)	INSERTS AND SUPPORTS

A.	Inserts:

1.	Provide and install.

2.	Provide additional means of support attachments as required.

B.	Support from building construction: inserts, beam clamps, steel fishplates (in concrete fill only), cantilever brackets or other means. Submi to authorized representative

C.	Grouped lines and services: trapeze hangers of bolted angles or channels

D.	Where building construction is inadequate equipment will be supported in a manner approved by the construction representative

E.	Provide means of bolting equipment to walls, floors or pads.

3)	NOISE AND VIBRATION

A.	Install equipment so it will be unaffected by vibration and noise produced by equipment installed under other contracts

4)	ACCESS DOORS

A.	Provide when equipment requires access doors and access doors are not provided under other trades

B.	Size: as required for complete access, submit for review.

C.	Doors: same as mechanical specifications.

5)	ACCESS TILE IDENTIFICATION

A.	Buttons, tabs and markers: to identify location of concealed work. Submit for review

6)	CLEANING

A.	Brush and clean work prior to concealing, painting and acceptance. Perform in stages if directed

B.	Painted exposed work soiled or damaged: clean and repair to match adjoining work before final acceptance

C.	Remove debris from inside and outside of material and equipment.

7)	PAINTING OF INSTALLED WORK:

A.	All work installed, which was not furnished with a factory applied covering of paint, or that surface damaged during installation, shall be repainted or touched up per the following

1.	Uncoated hangers, supports, rods and inserts: dip in chromate primer.

2.	Galvanized iron primer: panel and pullboxes after fabrication.

3.	Hot dipped galvanized or dipped in zinc chromate: outlet boxes, junction boxes, conduit, conduit hangers, rods, inserts and supports

4.	Red lead or zinc chromate with finish to match surroundings: marred surfaces of steel equipment and raceways

5.	Coordinate with work installed by others.

6.	Touch up factory painted items, such as panels, with matching paint color supplied by Manufacturer

8)	WATERPROOFING

A.	Where work pierces waterproofing installation subject to approval. Provide sleeves, caulking, flashing and flashing fittings required to make openings watertight, per applicable sections of the specifications"Waterproofing", "sleeves", etc

9)	NAMEPLATES

A.	Screwed on, engraved black Lamicoid sheet with white lettering. Lettering sizes subject to approval

B.	Inscription: subject to approval; indicating equipment, system numbers, and and functions, as applicable

C.	In areas exposed to public: subject to approval on a item by item basis.

D.	Provide for:

1.	Gauges.

2.	Meters.

3.	Instruments.

4.	Pilot lamps.

5.	Control switches.

6.	Equipment mounted on panels.

7.	Control panel identification.

8.	Cabinets.

9.	As otherwise directed.

10)	TAGS

A.	Submit a complete listing of all tags, showing tag number, system, where installed etc. for approval.

B.	Valves and Damper Tags:

1.	Minimum 2 in. diameter.

2.	18 gauge aluminum or brass with stamped numbers and letters filled in with black paint

3.	Identifying item number and system designation.

4.	Fastened by heavy aluminum "S" hook or chain.

5.	Different pattern than those used for existing work or other trades.

6.	Provide on new equipment.

C.	Wire Tags:

1.	Multi-conductor cables in pullboxes and terminal strip cabinets.

2.	Adhesive type labels.

3.	Terminals marked with designation of points which each terminal serves.

4.	Note: Approved wire tag listing shall be included in the "Technical Manual"

D.	Conduit Tags:

1.	Submit method of tagging or labeling conduit; with complete listing of conduits involved

11)	MOVING OF EQUIPMENT

A.	Where necessary ship in crated sections of size to permit passing through available spaces

12)	DELIVERY, STORAGE AND PROTECTION

A.	Deliver materials and equipment in ample time for inspection, tests in accordance with construction time schedule. Coordinate delivery schedule with construction schedule as determined with authorized representative. Damaged materials or equipment shall be rejected

B.	Neatly pile and store loose materials at job site under watertight cover on wood blocking or on suitable floors away from damp surfaces as directed by authorized representative

C.	Store packaged materials and equipment in clean, dry indoor location in original, sealed containers, marked with manufacturer's name, ready identification No

D.	After installation, protect from damage during subsequent construction and other normal activities

E.	Protect existing work that may be affected.

F.	Notify authorized representative 14 days prior to shipment of items ready to ship, including 48 hours prior to arrival

G.	Make arrangements for unloading at site.

13)	SERVICING OF SYSTEMS

A.	During guarantee period provide service and maintenance contract on continuous, 24 hours seven days a week basis

B.	Services shall be rendered within 24 hours of notification of problem.

C.	Servicing to include following:

1.	Emergency Maintenance service.

2.	Replacing defective parts and components as required.

3.	Servicing by factory trained service representatives of system manufacturers

4.	Maintaining of system programing.

5.	Incorporating improved system reliability as it becomes available. Direct equipment replacement and wiring changes only after approval by authorized representative. Not to include major system design changes

6.	Regularly schedule preventive maintenance: submit schedule of tasks and frequency of performance prior to acceptance

7.	Availability of portable bulk loading unit such as magnetic tape cassette drive at no extra cost

8.	Submitting periodic maintenance reports to authorized representative documenting routine, emergency maintenance procedures performed during interim. Include detailed description of symptoms, diagnosis and subsequent action taken for emergency maintenance, quantitative analysis of effectiveness of routine maintenance. Include changes in routine maintenance procedures

14)	TESTS

A.	General:

1.	Perform applicable factory and field tests of equipment systems and sub-systems in accordance with Testing of Direct Digital Control System