Complete Compiled Specification.pdf - Peck Ormsby Construction

H. Transformer / latching relay design.
I. Works with electronic ballast and high power factor PL lamp ballasts.
J. No leakage current in off mode.
K. Voltage drop protection.
L. Watt Stopper Model WS 120 / 277
2.3 CEILING MOUNT INFRARED TYPE (For offices up to 300 square feet)
A. Shall utilize custom ASIC specifically designed for PIR occupancy sensors which provides
high immunity to RFI and EMI.
B. Shall have user-adjustable sensitivity setting and adjustable time delay of 30 seconds to 30
minutes.
C. Shall have in place a by-pass pin which when removed will override sensor to ON and which
requires no rewiring or modification to unit.
D. Shall have a daylight filter which insures that the sensor in insensitive to short-wavelength
infrared waves such as those emitted by the sun.
E. Shall have the ability to sense directly under and slightly behind sensor when mounted on
ceiling.
F. Shall not protrude more than 1 1/4 inches from the ceiling (or wall).
G. Adjustments and mounting hardware shall be concealed under a removable cover to prevent
tampering of adjustments and hardware.
H. Shall operate from a 24 volts DC power supply: current draw of 14 milliamps.
I. Watt Stopper Model WPIR
2.4 CEILING MOUNT INFRARED TYPE (For Offices, Conferences Rooms up to 900 square feet).
A. Shall use custom ASIC specifically designed for PIR occupancy sensors which provides high
immunity to RFI and EMI.
B. Shall have two outputs; one output is based on occupancy only and one is based on
occupancy with a hold OFF and an internal photocell setting when a minimum light level is
present (adjustable from 3 to 200 footcandles).
C. Shall have a digital time delay setting adjustable from 15 seconds to 30 minutes.
D. Shall be furnished with a DIP switch overrode-ON function for use in the event of failure.
E. Shall have an additional single pole, double throw isolated relay with normally open, normally
closed, and common outputs rated at 1 Amp for 24 VDC. The isolated relay is for use with
HVAC control, data logging, and other control options.
SEGO LILY ELEMENTARY SCHOOL CLASSROOM ADDITION March 2, 2009
OCCUPANCY SENSED LIGHTING CONTROL 16550-2