Reversing and safety  » Reversing requirements  » Digger and large dump truck

Digger and large dump truck

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The following alarms are best suited to Diggers and large dump trucks.

Fixed volume reverse alarms

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AVR90PL Dual Purpose Plant Alarm

The AVR90PL was designed for a major plant manufacturer where a horn was fitted to the front and rear of the vehicle.
The green lead makes the unit sound continuously thereby eliminating the need for the rear horn and making a saving in materials and labour.

• Single Bolt Fixing
• CE marked EMC
• Pressure washable
• Waterproof
• M.I.R.A. tested for on and off highway
  

AVR90PL technical specification

Volts	db level	Frequency	Current	Size	Fixing
12 - 24	98 db	980 Hz	0.25 A	76 (D) x 75	Single Bolt

Heavy duty plant alarms

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Heavy Duty Reverse Alarm & Horn
AVR100
This unit was specifically designed for use on heavy construction equipment. It is constructed of steel, powder coated to give maximum protection. The horn sounder is encapsulated into the metal body and the circuit board is encapsulated inside the horn body for maximum protection.


This unit features a green wire which when activated makes the unit continuous. Designed for a plant manufacturer to their exact requirements.

• Waterproof
• Dual voltage
• Pressure washable
• Tested and approved at M.I.R.A. for on and off highway

AVR100 technical specification

Volts	db level	Frequency	Current	Size	Fixing
12 - 24	112db	1200 Hz	0.45 A	105 (D) x 125	Bracket

Heavy Duty Reverse Alarm
AVR100MH
This unit was designed for use on heavy construction equipment. It is constructed of tough ABS and the mounting bracket makes it simple to fit.

The unit is encapsulated to give it maximum protection.

• Waterproof
• Dual voltage
• Pressure washable
• Tested and approved at M.I.R.A. for on and off highway

AVR100MH technical specification

Volts	db level	Frequency	Current	Size	Fixing
12 - 24	112db	1200 Hz	0.45 A	110 (D) x 118	Bracket

Self adjusting alarms

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These alarms bleep then listen to the ambient noise level and automatically adjust themselves to be 5db above the ambient noise level.
Heavy Duty Self Adjusting Reverse Alarm
AVR100SA
This unit was initially designed for off road vehicles. It is powder coated robust steal construction to withstand the most rigorous conditions.

It is simple to fit and operates at 12-24 volts.

• CE marked EMC
• Pressure washable
• Waterproof
• M.I.R.A. tested for on and off highway

AVR100SA technical specification

Volts	db level	Frequency	Current	Size	Fixing
12 - 24	102 - 87	980 Hz	0.65 A	150(D) x 125	Bracket