Radiodetection RD312 Precision Metal Cover Locator

The RD312 locator reduces time wasted looking for lost covers and is the right choice for speeding up site work and achieving fast payback.

Reference 10/RD312

Brand Radiodetection

The Radiodetection RD312 locator sets a new standard of simplicity and dependability for finding valve box covers, vault covers and manhole covers lost under blacktop, concrete or grass. It is light and simple to use. Gain can be manual or auto. The position is indicated by a varying pitch tone, the highest pitch indicating the maximum response over the target.

The RD312 automatically adjusts its sensitivity to suit its present environment. It can be used near metal fences and even under parked cars, with no loss of accuracy.

FEATURES

Easy two button operation, ON/RESET and OFF.
Automatic sensitivity adjustment for peak performance.
Advanced electronics makes location less time consuming.
Variable audio tone indicates presence of buried object.
Angle and height of search head fully adjustable.
Waterproof search head allows use in shallow water.
Lightweight, telescoping design for easy storage.

PERFORMANCE

The RD312 locator finds metal covers at depths down to:

4 in (10 cm) cast iron cover 12 in (30 cm).
6 in (15 cm) cast iron cover 16 in (41 cm).
4 in (10 cm) plastic cover with metal plate 8 in (20 cm).
Cast iron cover 17 in (43 cm) x 12 in (30 cm) 24 in (61 cm).
Galvanized steel cover 25 in (63 cm) x 19 in (48 cm) 30 in (76 cm).
Cast iron cover 25 in (63 cm) x 19 in (48 cm) 30 in (76 cm).
Ignores buried metal trash.
No interference from passing vehicles.

Radiodetection RD312 Specifications

Operating Modes	Green button – ON/sensitivity/reset; Red button – OFF.
Locator Range	Absolute limits of location range cannot be accurately specified. As a guide the RD312 will detect buried metal covers to the following depths: Manhole cover – size 25 in (53 cm); depth 30 in (76 cm). Valve box – size 6 in (15 cm); depth 16 in (41 cm). Plastic valve box (locatable) – size 4 in (10 cm); depth 8 in (20 cm).
Audio Indication	Varying pitch tone from loudspeaker. Highest pitch indicates maximum response over target. The use of optional headphones disables the weatherproof loudspeaker. Audio battery “OK” indication.
Gain Control	Maximum at switch on, can be reduced by the operator. Auto Gain Reset feature.
Operating Temp Range	5ºF to + 122ºF (-15ºC to +50ºC).
Batteries	1 x 6LR61 9V Alkaline. 30 hours life, nominal at 68°F (20°C) continuous use.
EMC - CE	Complies with European EMC Directive 2004/108/EC.
Construction	Head/Housing – high impact ABS mid-black plastic for mechanical strength. Stem – 22 mm aluminum tube. Weatherproof to NEMA 3R and IP54. Withstands 3ft. (1m) drop onto concrete.
Dimensions	28 in x 10 in x 4 in (78 cm x 25 cm x 10 cm).
Weight	2.2lbs/1kg.
Radiodetection RD312 warranty	12 months.