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Model	HDH-140
Features	Heavy-duty product with powerful horn integrated.   Steel housing product Suitable to transmit audio signal for noisy,moisture and dusty environments.   External control available,useful to trigger alarm by remote device,such as push button or reply switch.
Operation Voltage	DC12V,DC24V,AC110V,AC220V,AC380V
Sound Pressure	Max.120dB/m (Volume justified available)
Alarm Tone	5 tones below selected by internal switch,with 5 signal and 1 common cables to realize remote control. 1.Fire Alarm 2.Security 3.First-Aid 4.Pi-Pi-Pi Short Interval 5.Pi-Continuous 6.Emergency 7.General Alarm(Long PI after 7 Short) 8.Rapid Beeps 9.Marine Horn 10.Motor Siren 11.Guard 12.Beep-Beep
Control Type	Internal Switch Alarm Tone Select / External Remote Contact Control
Material	Steel Housing
Protection Class	IP66
Operation Temperature	-40℃～+50℃
Weight	3.3 Kg
Measurement Diagram

Sound Tone Selection

There two ways to control the built-in sound

 

1.Internal Switch

use an internal selector switch to select according tones.

2.External Contact Control

Base on on/off contact signal,it can realize external control with signal cables,which is helpful for trigger alarm tone by remote device,such as push button or reply switch,

Volume Adjustment

this product has a volume control device on an internal circuit board.Rotate clockwise to increase the volume.

 

Power cord into port (CABLE ENTRY)

1. the use of explosion-proof packing

2. the mains inlet: standard: one-second PF

3. introduction PF three-fourths size can be made

 

Wiring

1.AC Product : Wire without polarity

2.DC Product : Black line is Negative(-).

3.For a more secure connection, ends of the power cables using cold press terminal block "o", "u"