Optical Alarm System

The HSH-TOPAS Level Alarm System consists of only three main elements:

  • Infra-red optical level alarm sensors
  • A control station
  • A panel for visual and audible alarm presentation

What makes the HSH – TOPAS High level and overfill Alarm Systems stand out:

  • No moving parts
  • Infra-red optical level sensors
  • Fibre-optics capabilities
  • All stainless steel construction
  • All stainless steel construction

EC-Type Examination Certificate Number: KEMA 03ATEX1470

II (1)G [EEx ia] IIC (Controller)

II 1G EEx ia IIC T5 (Sensor type 748)

Specfications

Sensors
Operating temperature range: -50 .. + 100 °C
Pressure range: 0 … 16 bars (abs)
Safety Intrinsically safe EEx ia IIC T5
Sensor material    AISI 316 / quartz

Control station
Operating temperature: -5 … + 70 °C
Environment: 5 … 95% RH, non-condensing
Safety: Intrinsically safe [EEx ia IIC]
Power supply: 24 VDC / 115 ”’ 230 VAC
Capacity (per 19′ rack): 32 double alarms or 64 single alarms

Lamp panel
Operating temperature: -5 … + 70 °C
Environment: 5 … 95% RH, non-condensing
Power supply: From control station
Capacity: 96 double alarms or 192 single alarms
Communication: RS-232C or RS-485 (selectable)

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