Fault Annunciator System EP 5966 The unit EP 5966 controls the system and includes the common alarm output for all connected extension modules EP 5967. For audible alarm as well as for common alarm 2 relay outputs (NO) are available. The acknowledgement (QH and QS), as well as the lamp test (LT) can be effected through built in and external pushbuttons. The pushbutton lamp test (LT) is for the checking of the LED´s in the control unit and the supsequent extension modules. The associated common alarm output contact 23-24 will be closed. Features . New fault annunciation with single frequency flashlight according to DIN 19 235 . Expandable from 16 up to 160 inputs . in 2 groups of 8 inputs selectable: - open circuit operation - closed circuit operation . Input voltage up to max. AC/DC 240 V . Delayed inputs . Exchangable front for individual scale . Removable terminals . Flush mounting . Frame 72 x 144 mm . EP 5966: - 16 inputs in control unit - Output relay for common signal and audible alarm - Built in and external connected pushbuttons for lamp test (LT), acknowledgement of horn (QH) and of alarm (QS) - Extension module with 16 inputs Technical specifications Width: 72mm Enclosure design: Front panel mounting Optical signal: LED Alarm inputs: 16 Alarm inputs extendable up to: 160 Operating principle: Energized on trip, De-energized on trip Optional buzzer: Yes Type: EP 5966 Manufacturer: E. Dold & Söhne GmbH & Co. KG Type: EP5966 AC/DC24-60V UH DC24V 1S Art. No.: 0041660