WS 938-1-NOT-VIR: Gehrke-intercom

NeuroKom^® IP technology
Emergency call station
1 labelling emergency call button
Braille labelling
Integrated video camera
Built-in or wall mounting
SIP-compatible

Features

Neural and serverless video extension unit, wall-mounted, can be installed either flush-mounted or surface-mounted with corresponding housing. 1 emergency button as a surface button, freely definable. Braille labelling and tactile lettering for people with visual impairments. Integrated video camera.

Impact-resistant front panel
Membrane surface with disinfectant-resistant membrane keypad in ALU design
Video camera 2 MP/HD
Progressive scan CMOS sensor
30 images per second at full resolution
Multistream-capable
Complete room coverage thanks to horizontal viewing angle of 110°
H.264 and Motion JPEG compression
ONVIF API compliant with version 1.02, 2.00 and Profile S
Adaptive IR technology
Wide dynamic range with double exposure
Adjustable privacy zone
Loudspeaker
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 options for 2 potential-free inputs
3 output relays can be used for control functions or as auxiliary contacts, switching capacity 2A / 30V
Network connection: RJ 45, VLAN-capable, cabling min. category 4
Operating voltage: PoE / class 0
Compatible with all SIP products (Session Initiation Protocol)

Attributes

Table Caption
Front	Foil surface in aluminium design (Autotype F150), resistant to disinfectants
Network protocols	IP, TCP, UDP, ARP, IGMP, SIP, RTP, HTTP, TFTP available as add-on: SNMP
Operating system	ellan:RTOS
Frequency range	depending on codec, limited by loudspeaker - G711 / 3.4 kHz - G722 / 7 kHz available as add-on: - PCM32 / 15 kHz - PCM44 / 21 kHz
Energy consumption	max. 8 W (incl. camera)
Operating voltage	PoE / Class 0
Ambient temperature	-20 °C to +50 °C
Loudspeaker	Full-range loudspeaker, 8 Ohm Sound pressure: 1 W / 1 m - 94 dB
Microphone	Directional 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 power	A-amplifier: 1.5 W / 8 Ohm; 2.5 W / 4 Ohm B-amplifier (optional): 25 W
Video camera	Image sensor: 1/2.8" CMOS (Progressive Scan) Active pixels: 1,920 (H) x 1,080 (V) Image area: 5.6 mm (H) x 3.1 mm (V) Dynamic range: 100 dB Lens: 2.8 mm, F1.2, IR-corrected Minimum illumination: - with IR: 0.01 lux in colour mode; 0 lux (F/1.2) in black and white mode - without IR: 0.01 lux in colour mode; 0.002 lux (F/1.2) in black and white mode Privacy zones: up to 64 Viewing angle: 86° Image compression: H.264 (MPEG-4 Part 10/AVC), Motion JPEG Frame rate: 30
Protection class	IP 54
Dimensions	(H x W x D) 248 x 122 x 7 mm (front panel)