SECTION 16730

CLOCK AND PROGRAM SYSTEMS

PART 1 GENERAL

SECTION INCLUDES

Central clock and program system equipment.

Indicating clocks.

Recording clocks.

Program control relays.

SUBMITTALS

Submit under provisions of Section [01300.] [_____.]

Shop Drawings: Indicate wiring diagrams and interconnection diagrams.

Product Data: Provide for each item of equipment; show specified ratings and physical dimensions.

Manufacturer's Installation Instructions: Indicate wiring interconnections and clock hanging methods.

OPERATION AND MAINTENANCE DATA

Submit under provisions of Section [01700.] [_____.]

Operation Data: Include the following:

Instructions for starting and operating clock system.

Instructions for operating system under unusual conditions following power failure or other condition requiring resetting of clocks.

Operating limits which may result in hazardous or unsafe conditions, or in equipment damage.

Routine preventive maintenance schedule.

Maintenance Data: Include the following:

List special tools, maintenance materials, and replacement parts.

Repair instructions for procedures to check, repair, and test equipment during typical malfunctions.

Recommended cleaning methods, frequency, and materials.

QUALIFICATIONS

Manufacturer: Company specializing in manufacturing the products specified in this Section with minimum [three] [_____] years [documented] experience.

Supplier: Company specializing in supplying and maintaining products specified in this Section with minimum [three] [_____] years [documented] experience, and authorized by Product manufacturer.

ENVIRONMENTAL REQUIREMENTS

Do not install products until building is enclosed.

Maintain conditions to manufacturer's instructions during and after installation of clock system.

PART 2 PRODUCTS

MANUFACTURERS

[______________________________________________________.]

[______________________________________________________.]

[______________________________________________________.]

Substitutions: Under provisions of Section [01600.] [_____.]

CLOCK AND PROGRAM SYSTEM

Description: Provide time standard signal for indicating clocks, [time period audible and visual signals,] [and control functions for [interior] [and] [exterior lighting,] [heating, ventilating, and air conditioning systems,] [and] [_______________.]]

Configuration: [Synchronous wired.] [Minute-impulse.] [Carrier current.] [_______________.]

System Indicating Clock Capacity: [_____] units.

System Control Relay Capacity: [_____] units.

Program Circuit Capacity: [4.] [8.] [___.]

MASTER CLOCK UNIT

Manufacturer and Model:

[_______________________________] Model [___________.]

[_______________________________] Model [___________.]

[_______________________________] Model [___________.]

Description: [Programmable] Master clock for maintaining standard time and transmitting time, correcting, and program control signals.

Battery Powered Standby: [24] [___] hours.

Timing Reference: [60 Hz line frequency.] [Temperature-compensated crystal oscillator.]

Selectable Program Schedules: [4.] [8.] [___.]

Program Cycle: [Seven day, 24 hour, with automatic holiday operation.

Enclosure and Finish: [______________________________.]

INDICATING CLOCKS

Manufacturer and Model:

[_______________________________] Model [___________.]

[_______________________________] Model [___________.]

[_______________________________] Model [___________.]

Description: [[Round] [Square] analog indicating clock, synchronous motor type.] [Digital indicating clock with mechanical display driven by synchronous motor.] [Digital clock with illuminated liquid crystal display.]

Finish and Color: [Black] [_____] color [hands] [digits] on [white] [_____] color [face] [background], [stainless steel] [steel] [plastic] housing[.] [with [gray] [_____] color [enamel] finish.]

Voltage: 120 V, 60 Hz.

Size: [10] [12] [___] inch ([250] [300] [___] mm).

SIGNAL UNITS

Manufacturer and Model:

[_______________________________] Model [___________.]

[_______________________________] Model [___________.]

[_______________________________] Model [___________.]

Indoor Bells: Electric [vibrating,] [single stroke,] [8] [10] [___] inch ([200] [250] [___] mm) bell with operating mechanism behind dome. Sound Rating: [81] [___] dB at 10 ft (3 m).

Outdoor Bells: Electric [vibrating,] [single stroke,] [8] [10] [___] inch ([200] [250] [___] mm) bell in weatherproof enclosure. Sound Rating: [96] [___] dB at 10 ft (3 m).

Horn: [Surface] [Flush] [Projector] type horn. Sound Rating: [87] [___] dB at 10 ft (3 m).

Buzzer: [_______________________________________________.]

REMOTE CONTROL RELAYS

Manufacturer and Model:

[_______________________________] Model [___________.]

[_______________________________] Model [___________.]

[_______________________________] Model [___________.]

Description: Remote control relay for use with clock system.

SIGNAL GENERATOR UNIT

Manufacturer and Model:

[_______________________________] Model [___________.]

[_______________________________] Model [___________.]

[_______________________________] Model [___________.]

Description: [Rotary] [Electronic] carrier current signal generator.

PART 3 EXECUTION

INSTALLATION

Install in accordance with manufacturer's instructions.

MANUFACTURER'S FIELD SERVICES

Prepare and start systems under provisions of Section [01400.] [_____.]

DEMONSTRATION

Provide systems demonstration under provisions of Section [01650.] [_____.]

END OF SECTION