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Date:

04.11.2013

Page:

Editor:

Document

N0.:

WPS-04Exx_1714

Data sheet

WPS-04 Exx

explosion-proof call station, 4 toggle

Explosion-proof digital intercom call station with 2-wire technology, suitable for intercom

and public address applications in areas exposed to explosion risks zone 2 / 22

2-wire technology

Operating voltage: 48 VDC

Amplifier power: 1 Watt

Optionally with additional amplifiers: 25 Watt

Power consumption: max. 5W stand-alone (typically)

max. 50W with booster amplifier

Frequency range: up to 12 kHz with 4DAV

Volume control, adjust: 0 - 25 dB

Microphone: dynamic, direct

4 toggles with LED indicators

4 label fields

At a glance:

•

economical 2-wire digital technology

• Up to 4 km remote installation with internal 4 Watt loudspeaker

• Compact and robust design for wall mounting

• With built-in loudspeaker and microphone

• Intercom electronics with microphone preamplifier and dynamic compressor

• 25 W booster amplifier with 100V output

• 4 toggles allow 4 connections

• LED to indicate operating states for each toggle

• Material made of glass-reinforced polyester, fully insulated, colour red (RAL 3001)

• Operating voltage 48 VDC

• Protection class IP65

• Dimensions h/w/d = 400 x 100 x 100 (130) mm

• Weight approx. 3,5 kg

General data:

Summary of content (5 pages)

PAGE 1
Data sheet WPS-04 Exx explosion-proof call station, 4 toggle Explosion-proof digital intercom call station with 2-wire technology, suitable for intercom and public address applications in areas exposed to explosion risks zone 2 / 22 At a glance: • • • • • • • • • • • • • economical 2-wire digital technology Up to 4 km remote installation with internal 4 Watt loudspeaker Compact and robust design for wall mounting With built-in loudspeaker and microphone Intercom electronics with microphone preamplifier a
PAGE 2
Data sheet WPS-04 Exx explosion-proof call station, 4 toggle System design: The explosion-protected station consists of a bottom part and a lid. The lower part is equipped with a PCB (Printed Basic Board) and 3 cable glands. Optionally, the board is expandable for external speakers with an additional 25 W amplifier. The performancerelevant parts are molded according to ATEX II 3G Ex nA IIC T4 Gc and ATEX II 3D Ex tc IIIC T130°C .
PAGE 3
Data sheet WPS-04 Exx explosion-proof call station, 4 toggle 400 mm 70 mm Installation and cabling: Date: 04.11.2013 Page: 3/5 Editor: JL Document-N0.
PAGE 4
Data sheet WPS-04 Exx explosion-proof call station, 4 toggle The explosion-proof stations have 4 integrated fastening holes for direct wall mounting. Apart from the fastening screws, no further mounting material are necessary. The connection cable is inserted through the cable gland and the wires are connected to the clamp terminals.
PAGE 5
Data sheet WPS-04 Exx explosion-proof call station, 4 toggle Attachments: Date: 04.11.2013 - Sound insulation hood: L-No. 1.340 made of V2A, H x W x D = 1000 x 600 x 500 mm Weight: approx. 27 kg Optional: with pole bracket - Ex-Indicator On enquiry - Strobe & Sounder Combination On enquiry Page: 5/5 Editor: JL Document-N0.