Tempo Communications 551 Advanced Underground Locator

Product Description

The TEMPO COMMUNICATIONS 551 Advanced Underground Locator is designed for accuracy, efficiency, and reliability in underground utility tracing. Packed with advanced features, this locator ensures seamless operation even in challenging environments. The 551 features IntelliTrack digital noise rejection, dual simultaneous frequencies, and peak/null receiver modes.

• Dual Simultaneous Frequencies
• IntelliTrack Noise Rejection
• IP54-rated for water and debris resistance

Product Highlights

The 551 Advanced Underground Locator delivers reliability, efficiency, and ease of use at an affordable price.

Product Information

Standard Information

• Brand: TEMPO COMMUNICATIONS
• Manufacturer Part Number: 551
• Country of Origin: USA

Technical Specifications

• Operating Temperature: 14 °F to 131 °F (-10 °C to 55 °C)
• Weight With Batteries: 11.5 lbs
• Weight Without Batteries: 9.6 lbs
• Length: 28 in. (711mm)
• Width: 12.6 in. (321mm)
• Height: 4.1 in. (104mm)
• Transmitter Weight without batteries: 2.6 lbs
• Transmitter Weight with batteries: 4.3 lbs
• Transmitter Ingress Protection Rating: IP54
• Transmitter Battery Type: 6x D cell (Alkaline Recommended)
• Transmitter Dual Frequency Mode: 40 hrs typical
• Transmitter Single Frequency Mode: 50 hrs typical
• Transmitter Auto Shutoff: 3 hrs
• Transmitter Direct Connect: 1.75 kHz + 33 kHz Simultaneous
• Transmitter Inductive Coupler: 33 kHz
• Transmitter Inductive Antenna: 133 kHz
• Transmitter Direct Connect MAX OUTPUT POWER: 3.7W rms (1.8 rms for EU model)
• Transmitter Induction Mode MAX OUTPUT POWER: <1W
• Receiver Weight without batteries: 1.0 lbs
• Receiver Weight with batteries: 1.2 lbs
• Receiver Ingress Protection Rating: IP54
• Receiver Headset sound pressure level: 96±3 dBA SPL max (When used with Tempo HS-1)
• Receiver Battery Type: 4x AA cell
• Receiver Typical Battery Life: 35 hrs
• Receiver Auto Shutoff: 1.5 hrs
• Receiver Passive Mode: 50/60 Hz
• Receiver Active: 1.75 kHz, 33 kHz, 133 kHz
• Tool Type: Locator Tool
• For Use With/Related Products: General Purpose
• Locator Type: Utility Line Locator Kit (Transmitter & Receiver)
• For Circuit Type: Energized
• Circuit Connection Type: Direct; Induction
• Max. Locating Depth: 20 ft
• Operating Frequency: 1.75 kHz; 133 kHz; 33 kHz; 50/60 Hz
• For Locating: Communications Cables; Electrical Cables; Fish Tape; Irrigation Control Cables; Metallic Pipes; Sondes (33 kHz); Tracer Wires
• Alert Type: Digital
• Display: Battery Chemistry
• Battery Size: AA
• Display Screen Type: LCD
• IP Rating: IP54
• Includes Batteries: Yes
• Inductive Frequencies: 33 kHz
• Number of Batteries Required: 4
• Power Source: Battery
• Receiver to Transmitter Distance: 5,250 ft
• Sonde Frequencies: 33 kHz
• Testing Modes: Active
• Transmitter Power Output: 3.7 W
• Includes: Carrying Case
• Max Depth: 20+ ft (6+ m)
• Max Distance: Over 1 mile (1.6 km)