ALARM SIGNALING UNIT FOR GAS DISTRIBUTION PIPELINE
SDAL-MED L5 support the following functions :
•No.5 digital inputs ON/ OFF (pressure switches) with the following confi guration: L/ H alarm pressure O2, Med. Air or
Evac. Air, CO2 and Low Vacuum;
•Alarm notifi cation by 5 red Leds for high priority;
•Alarm recovery function after 15 minutes by a dip-switch;
•Test button;
•Programming jumpers for selection of input operation N.O. or N.C.;
•Auxiliary output switches for external cumulative alarm indicators;
•Auxiliary output switches for external hooters;
•No.5 independent outputs reproducing the input status;
•RS485 local SDAMNET or Modbus network interface and protocol (option);
•Network address programming by a dip-switch;
•Optical and acoustic indications about alarm status in accordance with European standard ISO 7396-1 and IEC 60601-1-8.
ALARM SIGNALING UNIT FOR CENTRAL GAS STORAGE
SDAL-MED L5C support the following functions :
•No.5 digital inputs ON/ OFF (pressure switches) with the following configuration: Low pressure L/ R bank, H/ L line pressure and Low Vacuum;
•Alarm notification by 5 red Leds for high priority;
•Alarm recovery function after 15 minutes by a dip-switch;
•Test button;
•Programming jumpers for selection of input operation N.O. or N.C.;
•Auxiliary output switches for external cumulative alarm indicators;
•Auxiliary output switches for external hooters;
•No.5 independent outputs reproducing the input status;
•RS485 local SDAMNET network or Modbus protocol (option);
Network address programming by dip-switch;
•Optical and acoustic indications about alarm status in accordance with European standard ISO 7396-1 and IEC