Serverless NGRS/school intercom with 1 emergency button in accordance with DIN EN 50726 (VDE 0827)

WS 935-NGRSArt.-Nr.: T90935200
  • NGRS-/Schulsprechstelle mit 1 Notfalltaste und Tastatur

Serverless NGRS/school intercom with 1 emergency button in accordance with DIN EN 50726 (VDE 0827)

WS 935-NGRSArt.-Nr.: T90935200
  • NeuroKom® IP technology
  • Serverless NGRS/school intercom
  • 1 emergency button
  • 10 numeric keys and 7 function keys
  • DIN EN 50726 (VDE 0827) compliant
  • NGRS = emergency and hazard response system
  • Built-in or wall mounting
  • SIP-compatible

Features

Neural and serverless NGRS/school intercom with 1 emergency call release via push-button secured behind glass, 10 numeric keys and 7 function keys. Displays for device "in operation" and microphone "active".

The emergency call stations can be used in schools, educational establishments or public buildings and are suitable for triggering an emergency call or amok alarm, communicating with help centres, acoustic warnings or instructions.

Can be used with a separate flush-mounted or surface-mounted housing, either as a flush-mounted or surface-mounted device.

  • 1 emergency call release unit in accordance with DIN EN 50726 (VDE 0827)
  • 10 digit keys
  • 7 function buttons
  • 1 "Operation" LED function indicator
  • 1 microphone "active" LED display
  • Loudspeaker
  • Electret microphone (omnidirectional)
  • Echo cancellation for duplex operation
  • Function monitoring with messages via SNMP with the NK-SNMP add-on
  • Microphone sensitivity and volume adjustable via integrated WEB browser
  • Integrated USB interface for additional equipment
  • Up to 64 I/Os or sensors can be connected via I²C adapter
  • Connection option for 1 potential-free input
  • 3 output relays can be used for control functions or as auxiliary contacts, switching capacity 2A / 30V
  • Network connection: RJ45, VLAN-capable, cabling min. Cat. 4
  • Operating voltage: PoE / class 0
  • SIP-compatible (Session Initiation Protocol)

Attributes

Table Caption
FrontFoil surface in aluminium design (Autotype F150), resistant to disinfectants
Network protocolsIP, TCP, UDP, ARP, IGMP, SIP, RTP, HTTP, TFTP Available as add-on: SNMP
Operating systemellan:RTOS
Frequency rangedepending on codec, limited by loudspeaker: - G711 / 3.4 kHz - G722 / 7 kHz Available as add-on: - PCM32 / 15 kHz - PCM44 / 21 kHz
Energy consumptionmax. 4 W (without additional amplifier)
Operating voltagePoE / Class 0
Ambient temperature-20 °C to +50 °C
LoudspeakerFull-range loudspeaker, 8 Ohm Sound pressure: 1 W / 1 m - 94 dB
MicrophoneDirectional characteristic: omnidirectional -65 dB +/-3 (0 dB = 1 V/pa 1 kHz) Speaking distance up to 8 m (depending on room and ambient acoustics)
Amplifier powerA-amplifier: 1.5 W / 8 Ohm; 2.5 W / 4 Ohm B-amplifier: (optional): 25 W
Dimensions(H x W x D) 248 x 122 x 7 mm (front panel)
Protection classIP 54

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