Bilge Alarm System

Bilges High Level Alarm System


SELMA implement design development Bilges High Level Alarm System based on heavy duty PLC (Programmable Logic Controllers) and marine industrial level switch sensors for detecting liquid on void spaces, specially designed for long lasting operation inside difficult environmental conditions providing reliable level detection.

Bridge Main PLC Control Alarm Panel

  • PLC Programmable Logic Controller I/O
  • High Level Alarm (8/ 16 Channels)
  • Audible/Visual Alarm
  • Lamp Test
  • Acknowledge Function
  • System Run
  • Stop Horn
  • Normal Power Supply : 100-220V AC
  • Secondary Power Supply : 24V DC
  • Automatic Change/Over Power Function (Normal/Emergency)
  • Prewired inside Cabinet Complete Power
Bilge Alarm System 034

Ex Float Level Swith Sensors

Float Switch Type

ApprovalATEX / DNVGL
MaterialStainless steel 316L
Pressure5,0 bar
Temperature range-10°C up to 80°C
Fluid density1000 kg/m³
Ingress protectionIP65
Electrical connectionM20 x 1.5 mm with cable gland
Process connectionMounting thread downwards 2"BSP
Switch function 1Opening on rising level (SPST) 200 mm
FloatStainless steel 316
Number of floats1 pc
Guide tubeOD 12 mm Insertion length (L): as per tank particulars
Float stopFloat strap

Bilge Alarm System 05


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