• Transmitter and receiver pair for cable and pipe tracing and verification
• Transmitter output signal 125 kHz, digitally coded to avoid interference
• Voltage presence warning with value; external voltage identification at 12, 50, 120, 230 and 400 V (50/60 Hz or DC, plus or minus 2.5 percent)
• Adjustable transmitter power (3 levels); up to 7 transmitters used simultaneously
• Receiver non-contact voltage detection 12 to 1000 VAC; sensitivity auto or manual (7 levels)
• Detection depth: up to 6 ft (2 m) unipolar, up to 1.6 ft (0.5 m) bipolar, up to 8.2 ft (2.5 m) single loopback
• Backlit displays, receiver flashlight and silent mode; each unit powered by 6 AAA batteries
• Safety 300 V CAT III (transmitter IEC/EN 61010-2-030, receiver IEC/EN 61010-031, Type F sensor)

• Data centers and telecom: trace power and communication lines in racks and trays, verify live runs before changes
• Electrical contractors and facility maintenance: match breakers to outlets, follow hidden routes, locate junction boxes and cable damage
• Plumbing, heating, and underfloor systems: locate metal pipes in walls or concrete and troubleshoot underfloor loops

• Type: cable verification and tracing analyzer, transmitter (6683E) plus receiver (6683R)
• Transmitter output signal: 125 kHz, digitally coded
• External voltage identification: 12, 50, 120, 230 V and 400 V (50/60 Hz or DC, plus or minus 2.5 percent)
• Transmitter signal power: adjustable, 3 levels; up to 7 transmitters simultaneously
• Receiver NCV: 12 to 1000 VAC; sensitivity auto or manual, 7 levels
• Detection depth (with transmitter): unipolar 0 to 6 ft (0 to 2 m); bipolar 0 to 1.6 ft (0 to 0.5 m); single loopback up to 8.2 ft (2.5 m)
• Displays: backlit LCD on both units; receiver flashlight and audible signal deactivation
• Power supply: 6 AAA (1.5 V) batteries per unit
• Safety: transmitter IEC/EN 61010-2-030, 300 V CAT III; receiver IEC/EN 61010-031, Type F sensor, 300 V CAT III
• Operating temperature: 32 to 104 F (0 to 40 C); storage: -4 to 140 F (-20 to 60 C)
• Dimensions: transmitter 6.3 x 3.30 x 1.57 in, 12.34 oz; receiver 7.8 x 2.63 x 1.42 in, 10.93 oz

The AEMC 6683 pairs a transmitter (6683E) and a receiver (6683R) to answer a question every electrical and facility team faces: which cable is this, where does it go, and is it live. Inject the transmitter's digitally coded 125 kHz signal onto a conductor and follow it with the receiver to trace cables and pipes through walls, floors, and ceilings, then verify the run before you cut, move, or add equipment.

Safety is built in. If voltage is present, the transmitter warns of the danger and shows its value, and the receiver adds non-contact voltage detection from 12 to 1000 VAC. The coded signal avoids interference, transmitter power adjusts across three levels, and up to seven transmitters can be used at once in complex sites. The receiver has a backlit display, a built-in light, a silent mode, and seven sensitivity levels, and can locate a live conductor on its own.

In data centers it traces power and communication lines in dense racks and trays. For contractors and facility teams it matches breakers to outlets and finds hidden routes and cable damage. For plumbing and underfloor heating it locates metal pipes in walls or concrete.