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724-746-5500 | blackbox.com
Cable Length Meter
Page 6
1. Specifications
Cable Types: Single or dual conductor, 8–30 AWG, network, coax, and telco
Temperature Tolerance: Operating: 32 to 122° F (0 to 50° C);
Storage: +14 to +140°F (-10 to +60° C)
Humidity: 10 to 90%, noncondensing
Power: (1) 9-V alkaline battery: Standby: 2.5 years;
Cable Testing: 20 hours into 60-ohm load (smaller resistance loads will result in
shorter battery life)
High-Voltage Protection: 120 VAC maximum
Size: 1.3"H x 3"W x 6"D (3.3 x 7.6 x 15.2 cm)
Weight: 11.5 oz. (326 g)
Table 1-1. Length measurement range opens (maximum 0.082 µF capacitance).
Wire Type Typical Length, ft. (m) Tolerance
Capacitance
per foot
Telecom 17.5 pf 0–4500 ft. Minimum cable
(1371 m) length 3 ft. (0.91 m) ±2%,
+3 digits LSD*
Network wire 15 pf 5000 ft. Minimum cable length
(1524 m) 3 ft. (0.91 m) ±2%,
+3 digits LSD
Coax 22 pf 3500 ft. Minimum cable length
(1066 m) 3 ft. (0.91 m) ±2%,
+3 digits LSD
*LSD = Least significant digit