OAS-5.5, Level Alarm System
Instrumentation and Automation
Level Alarm System
AUTRONICA FIRE AND SECURITY AS, Nttery, Norway
Nttery, Norway
OAS-5.5
Product Description
The OAS-5.5 high level and overfill alarm system comprises a centralised OAS-5 cabinet housing the main processor CU2, an Alarm module OAU-01A/Ex with triple Ex-1-W00 diode intrinsically safety barriers and level sensors. Sensor types are single high-level HL-8903/8903A, Dual high-level HHL-8903/8903A and H-HHL-89-LNG level switches based on one or two float switches principle and the signals are connects to the main alarm module containing the safety barriers for processing within the central cabinet. The high level and overfill alarm functions are electrically independent with its own sensors and signal processing.
Product Ratings
Dual power supplies: 115/230 V AC and 24 V DC; | Detector enclosure protection: IP68/1 Bar; | Safe barrier category: [EEx ia] II C
Applicable Standards
Not Available / To be Updated