Output: 119 dBC at 100’ (30m)
Tone coverage: 6,200’ (1880m)
Giant Voice® coverage: 3,100’ (940m)

WPS 2903:
Mass Notification Warning System
Whelen’s All-Hazard WPS2900 series omnidirectional high-power voice and siren systems deliver clear, powerful voice and siren communication.

SYSTEM FEATURES:

• WPS2903 - Three Omni-Directional Speaker Cells Assembled in a Vertical Column
• Two Compartment (Type II) Natural Finish Aluminum Cabinet
• 119dBC @ 100’
• WPS2903 Speaker Cells Include Three High Efficiency 400 Watt EZ-PULL™ Speaker Drivers
• 50’ (15m) Cable Included
• Public Address Capability
• Battery Powered, Minimum of 30 Minutes of Full Power Output with Batteries of our Recommendation
• AC Temperature Compensated 10 Amp Battery Charger
• Local Controls or Remote Controls
• Three Power Amplifiers
• Electronic Siren Controller
• Tone Generator
• Timer
• Local Control Push Buttons
• Battery Switch
• SI TEST®
• Separate Battery Compartment
• Lightning Arrestor
• Six Standard Public Warning Tones -Wail, Whoop, Attack, Hi-Lo, Alert, Airhorn

SYSTEM OPTIONS:

• SBC280 - Solar Power*
• CTV110 - 12V 110Ah Batteries
• WPSNCMIC - Noise Cancelling Microphone
• Alternate Tone Set
• RDVM - Digital Voice Message Capability**

NOTES:
*Solar power option includes 2 - 80 watt panels, mountingbracket and regulator
**RDVM - 1-16 message capability with 240, 480 or 960 seconds available for recording

SIREN ACTIVATION CONTROL:
Our VHF High and UHF Wide-Band siren activation control packages include the following:

• Radio
• Radio Interface
• Tone Squelch
• 2-3dB Gain Omni-Directional Antenna with Bracket
• 15 m of RG213 Antenna Cable
• Polyphaser
• SI TEST®
• Low Battery Alarm (Two-Way only)

Other features are dependant upon one or two way controls. Whelen equipment can be interfaced with many different types of two-way radio communications products and systems including 800Mhz trunking, Motorola’s MOSCAD, FSK, Narrow-Band and VHF Low Band. The following is available as standard options. Contact factory for special applications.

ONE-WAY CONTROLS:

• AUXIN - Auxiliary Board for Contact Closure Activation
• D2020LL - 10 Digit DTMF Landline Activation
• D2020H - 10 Digit DTMF VHF High Band / 150-170 Mhz
• D2020U - 10 Digit DTMF UHF / 450-470 Mhz
• WPSTT - Two-Tone Sequential Option

TWO-WAY CONTROLS:

• AUXCS - Two-Way Contact Closure Activation and Status Board
• C2020LL - Two-Way Landline Activation
• C2020H - 10 Digit DTMF VHF High Band /150-170 Mhz
• C2020U - 10 Digit DTMF UHF / 450-470 Mhz
• C2020NH - 10 Digit DTMF VHF High Band Narrow-Band
• C2020NU - 10 Digit DTMF UHF Narrow-Band

OPTIONS:

• FSKXMOD - Converts the Above Siren Activation Controls to FSK Format
• STATUS - Cabinet Window LED Status Indicator
• PGINT - Paging Interface to Interface Whelen Tones with Existing Paging Systems
• INTRU - Intrusion Alarm (available with two-way only)

SPECIFICATIONS:

ELECTRICAL:

• Battery Charger Input: 120VAC, 60Hz, 7A fuse (240 VAC 50/60 Hz available)
• Battery Charger Output: 28VDC, 10A (NOMINAL)
• Batteries: (2) 12V, 110AH sealed lead calcium
• Standby Current: 135mA, 24VDC
• Operating Current: 67A, 24VDC
• Power Amplifier Output Power: Siren: 1200 Watts, Voice: 1500 Watts

ENVIRONMENTAL:
Operating Temperature: -35°C to +60°C
Storage Temperature: -65°C to +125°C
Humidity, Non Condensing: 0 to 95% 

ACOUSTIC PERFORMANCE:
SPL @ 100’: 119dBC
Estimated 70dB range: 3,100’
Estimated 60dB range: 6,200’

Note: 100’ performance levels listed represent repeatable results within +/-2dB to stated levels. Estimated 70dB perimeter is based on the Federal Emergency Management Agency’s (FEMA) -10dB per distance doubled path model.

ORDERING INFORMATION:
BASIC SYSTEM INCLUDES ALL OF THE FOLLOWING:

• WPS2903 - Speaker Assembly & Electronics Cabinet

OPTIONS:

• CURRENT - 120VAC or 240VAC
• RDVM - Remote Station Digital Voice.*
• AUXIN - Auxiliary Board for Contact Closure Activation
• AUXCS - Auxiliary / Status Control Board for Contact Closure Activation and Status
• D2020LL, D2020H, D2020U - One-Way Radio Control.**
• C2020LL, C2020H, C2020U - Two-Way Radio Control / Status Monitoring, COMM/STAT™.**
• C2020NH, C2020NU - Two-Way Narrow Band Radio Control / Status Monitoring, COMM/STAT™.**
• WPSTT - Two-Tone Sequential
• FSKXMOD - FSK Format
• STATUS - Cabinet Window LED Status Indicator
• PGINT - Paging Interface to Interface Whelen Tones with Existing Paging Systems
• INTRU - Intrusion Alarm
• SBC280 - Solar Power***

NOTES:
*RDVM - 1-16 message capability with 240, 480 or 960 seconds available for recording
**10 digit DTMF Controls, Landline, VHF High Band / 150-170 Mhz, UHF / 450-470 Mhz Our VHF High and UHF siren activation control packages include tone squelch, radio, radio interface, 2-3dB gain omni-directional antenna with bracket, 35’ of RG58 antenna cable and polyphaser
***Solar power option includes 2 - 80 watt panels, mounting bracket and regulator.

Datasheet (in pdf)

Installation manual (in pdf)

Operation manual (in pdf)