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Product Specification Sheet page 1 11/02 (Rev. 0)
LIQUI-TECT
®
300
Point Leak Detection Sensor
Description
The Liqui-tect 300
(LT300) provides a
single-point detec-
tion of leaks. The
point detection sen-
sor has two gold-
plated sensing
probes to prevent
corrosion and to pro-
vide accurate read-
ings. The LT300 is
the ideal solution for
sensing leaks under
raised computer
floors or air condi-
tioning drip pans.
The LT300 is
designed to work exclusively with Liebert environ-
mental units.
The LT300 is ideally suited for the following:
Applications
• Glycol, Chilled Water Cooling
• Humidification Feed Water Piping
• Unit and Ceiling Auxiliary Drip Pans
• Overhead Piping Troughs
Locations
• Large-Scale Network Control Centers
• Data Centers
• Server Rooms - Closets
• Unattended Remote Shelters
Placement on Subfloor
Under Cooling Support Equipment
Ordering Information
Specifications
Dimensions-Top, Front & Side Views
Wiring to a Liebert Environmental Unit
The LT300 has two wires for connection to a Liebert
environmental unit. Note: This sensor should be
connected only to a Liebert environmental unit.
Figure 1 LT300 to Liebert environmental units
Product
Number
Quantity Description
LT300 Point Leak Detection Sensor
Leak detection
zone (directly
beneath unit)
To a Liebert
environmental unit
LT300
Liqui-tect 300 Sensor
Power requirements 24 VAC, 50/60 Hz
Dimensions
W x D x H
5” x 2.31” x 3.81”
(127mm x 58.7mm x 96.8mm)
Weight (assembled) 2.0 lbs (0.9 kg)
Metal enclosure NEMA 1, IP 30
Environmental Conditions
Operating
temperature
50°F to 104°F (10°C to 40°C)
Operating humidity
10% to 95% relative humidity
(non-condensing)
Agency Listings
The LT300 has no agency listings as a standalone device. The
sensor is listed as an integral component of a Liebert
environmental unit and therefore shares the environmental
unit’s agency listing.
4.50"
(114.3mm)
TOP VIEW
3.81"
(96.8mm)
FRONT VIEW
2.00"
(50.8mm)
SIDE VIEW
5.00"
(127.0mm)
2.31"
(58.7mm)
1.50"
(38.1mm)
1.38"
(34.9mm)
0.19"
(4.9mm)
X4
∅
Shipping weight: 2 Ibs (0.9 kg)
Mounting holes: #8 screws
Liebert Deluxe System/3,
Challenger, Himod or
Mini-Mate2 (8 ton)
LT300
Liebert Mini-Mate2
(1 to 5 ton)
LT300
Orange wire
Brown wire
Orange wire
Brown wire
Environmental
unit
Environmental
unit
24 (24V)
51, 55 or 56
TB1-1 (24V)
TB1-2 or TB1-3