Audio/Technical Specifications
Switch mode, Class D amplifier (40 Watts)
Speaker Outputs
25V or 70.7V power limited
Frequency Response
Voice:
275 Hz – 6.5 kHz
BGM:
100 Hz - 15 kHz
Meets UL Voice Evacuation
Requirements of 800 - 2800 Hz
Signal to Noise Ratio
better than 65 dB
Dynamic Range
better than 65 dB
Total Harmonic Distortion less than 2%
Stand by Current Draw
140 mA
Alarm Current Draw
4.7 amps
Inputs – Audio and Activation
Priority Ordered Inputs
Priority
Level
Type of Input
On Board Microphone
1
Push to Talk (PTT) Microphone
Auxiliary
2
Remote Microphone or Remote Microphone Expander
Digital Message Input 1
3
Contact Closure activation
Digital Message Input 2
4
Digital Message Input 3
5
Digital Message Input 4
6
Digital Message Input 5
7
Digital Message Input 6
8
Digital Message Input 7
9
Digital Message Input 8
10
Night Ringer Input
11
Contact Closure input
Telephone Paging Input
12
Page port input
Background Music Input
13
Line Level Input, 600 ohm, input voltage must be less then 2.5 V peak to peak, or .3 volts RMS
Compatible Wheelock Products
All Wheelock Speaker/Strobes
All Wheelock Strobes
All Wheelock Speakers
All Cluster Speakers
Wheelock Strobe Power Supply
Live & Pre-recorded Message Announcement
• Supplied with 8 pre-recorded emergency messages
• Capable of in-field recording of all messages via 1/8” line level audio input
jack
• Preset audio levels for emergency messaging (prerecorded and live mic) -
system reverts back to a pre set level regardless of the volume set for BGM
or general paging
• On board Push-to-Talk Microphone
• Telephone paging input, disconnects BGM when in use
• Auxiliary input for Remote Microphone connection
Installation/Maintenance
• Multiple trouble LED indicators for quick system diagnostics
• Fully supervised circuitry always in effect – even during BGM and
general paging (via patent pending technology)
• Removable quick connect/disconnect terminals for ease of wiring,
accepts #12 to #22 AWG
• Power limited circuitry with Class “B” or Class “A” wiring. Class “A”
only with use of Audio Splitter
• Surge protected circuitry
Power Supply & Batteries
• 24 VDC, 33AH Max rechargeable battery back-up power circuitry
built-in
• Batteries can be housed in the enclosure (Up to two (BAT-1212),
12 volt, 12 ampere hour batteries can fit in the enclosure.
Actual battery size required will depend on speaker and/or strobe
Benefits and Advantages of the Multi-Function SAFEPATH4
• One System Multi-Function Facility Communications System
• Background Music (BGM) system, with patent pending supervision during BGM
operation
• Supervised Emergency/Fire Voice Evacuation System
• Interfaces with telephone system for general paging requirements
• Built in power for visual notification appliances e.g., Strobes
• Expandable for larger system requirements (with optional equipment)
Audio Processing
• Volume and tone controls for general paging and BGM
• Connectability of optional speaker splitter modules
• Dual-tone tone generator with: Code 3 Tone and Slow Whoop for alerting
of system trouble
• Night ringer/security alerting capability
• Audio power can be expanded by connecting to optional audio power
boosters
-SPB-80/4 80 Watt Supervised Audio Power Booster with 4 Amp
of Synchronized Strobe Power
-SPB-160 160 Watt Supervised Audio Power Booster
-SPB-320 320 Watt Supervised Audio Power Booster
3
Mechanical
Dimensions
21” H x 16” W x 6” D
(wall mount)
Weight
36 lbs.
(without batteries)
Finish
Red or black exterior
enclosure
Door Lock
Wheelock Key-lock
