Area Leak Alarm -- 2852-LPS
from Arjay Engineering Ltd.

Over 40 years of capacitance experience stands behind the. 2852-LPS leak alarm. The sensors continuously monitor for the. accumulation of liquid in a normally dry condition. • capacitance technology alarms on any liquid. • no moving parts. • remote alarm unit mounts safely away from... [See More]

  • Output Options: Analog Current; Switch or Alarm Signal
  • Specific Detectable Liquid Types: Water; Corrosive Fluids; Petroleum Based Products/Fuels
  • Leak Detection Method: Capacitance
  • Liquid Temperature Range: -76 to 131
Oil Sheen Monitoring System -- ID-221
from GE Analytical Instruments

The ID-221 can detect as little as 0.3 mm layer of oil on water reliably, repeatedly, and without false alarms. It can also monitor on-line changes in oil layer thickness. The controller relays can initiate both local and remote alarms, as well as control. A stilling well is recommended for all... [See More]

  • Output Options: Analog Current; Switch or Alarm Signal (optional feature)
  • Specific Detectable Liquid Types: Petroleum Based Products/Fuels
  • Leak Detection Method: Mechanical Float Switch (Relay Contact)
  • Detectable Liquid Features: Dirty Liquids; Opaque Liquids
Leak Detection Sensors -- DFP-25
from Gems Sensors & Controls

Designed for use in the annular space of double wall fiberglass tanks to detect hydrocarbon liquids. When hydrocarbons are present, a hydrocarbon wax pellet dissolves and closes a springloaded switch to signal a leak. This sensor is not reusable after exposure to hydrocarbons. [See More]

  • Output Options: Switch or Alarm Signal
  • Specific Detectable Liquid Types: Petroleum Based Products/Fuels
  • Leak Detection Method: Wax Pellet Dissolving to close Switch
Pump Controller / 2 Channel Dual Leak Detector -- PC-102CICI-DL [PC-102CICI-DL from SymCom, Inc.]
from Littelfuse, Inc.

SymCom's PC-102CICI-DL is a Dual seal-Leak detector.The inputs are used to sense seal failures onpumps. When water is detected, theassociated output relay is energized.The input logic may be selected to be direct orinverted using DIP switches on the side of thedevice.It has two isolated form-C... [See More]

  • Output Options: Switch or Alarm Signal
  • Specific Detectable Liquid Types: Water
  • Leak Detection Method: Electrical Conductivity or Resistance
Refrigerant Leak Detector -- LDH-380
from OMEGA Engineering, Inc.

The LDH-380 refrigerant leakage detector is the perfect tool for maintaining the air-condition or a cooling system with compressor and refrigerant. This unit uses a newly developed semi-conductor sensor which is extremely sensitive to variety of general refrigerants. [See More]

  • Output Options: Switch or Alarm Signal
  • Specific Detectable Liquid Types: Refrigerant
  • Leak Detection Method: Semi-Conductor Sensor
  • Detectable Liquid Features: Gases/Vapors
Dual Seal Failure Detector -- Model 4092-120
from Time Mark Corporation

The Model 4092 Dual Seal Failure Detector is designed specifically for monitoring the shaft seals of two submersible pumps. The probes are installed in the seal cavities of each of the pumps. When a seal begins to leak, contaminating fluid enters the seal cavity, lowering the resistance between the... [See More]

  • Output Options: Switch or Alarm Signal
  • Minimum Response Time: 0.0150
  • Leak Detection Method: Electrical Conductivity or Resistance
  • Specific Detectable Liquid Types: Water
ClampOn DSP Leak Monitor
from ClampOn, Inc.

Intelligent DSP electronics with signal processing [See More]

  • Output Options: Analog Current; Switch or Alarm Signal
  • Specific Detectable Liquid Types: Petroleum Based Products/Fuels
  • Leak Detection Method: Ultrasonic Leak Detector
  • Detectable Liquid Features: Dirty Liquids; Opaque Liquids; Gases/Vapors
Leak Detector
from Lutz - JESCO America Corp.

Used to detect leakage in the event of accidental diaphragm failure. An alarm is given and the pump is switched off as soon as leakage within the pump occurs. The Leakage Probe can be reused after thorough cleaning and complete drying (including inside.) [See More]

  • Output Options: Switch or Alarm Signal
  • Leak Detection Method: Electrical Conductivity or Resistance
Water Leak Detection and Alarm System -- WLD Model 300A
from RODI Systems Corp.

108dB horn, 6.5"x 6.5" x 3.63" [See More]

  • Output Options: Analog Voltage; Switch or Alarm Signal
  • Specific Detectable Liquid Types: Water; Low-Conductivity Fluids
  • Leak Detection Method: Electrical Conductivity or Resistance
  • Detector Features: Built in Alarm Indicator
K01 Family Plastic Level Switch -- 0-01-100-03-0
from TEKLAB ELECTRONIC

Output mode normally open or normally closed in air, overvoltage protection [See More]

  • Output Options: Switch or Alarm Signal
  • Specific Detectable Liquid Types: Water; Petroleum Based Products/Fuels; Hydraulic, Medical, and Phameceuticals
  • Leak Detection Method: Infared
  • Detectable Liquid Features: Dirty Liquids; Opaque Liquids
Leak Detector/Liquid Presence -- Model ULD-492P98
from Uehling Instrument Company

How does it work? The sensor ultrasonically recognizes the attenuation and dielectric properties of the liquid or air present. Digital sampling insures precise interpretation. The resulting output signal identifies the condition sensed. When an alarm condition is sensed by Level Alert, an audible... [See More]

  • Output Options: Switch or Alarm Signal
  • Specific Detectable Liquid Types: Water
  • Leak Detection Method: Mechanical Float Switch (Relay Contact)
  • Detector Features: Built in Alarm Indicator