DSP-4000 Series
Users Manual
8-12
Length
Twisted Pair Cable Coaxial Cable
Range 0 ft to 328 ft
(0 m - 100 m)
328 ft to 2500 ft
(100 m - 762 m)
0 ft to 328 ft
(0 -100 m)
328 ft to 4000 ft
(100 m - 1219 m)
Resolution 1 ft or 0.1 m 1 ft or 0.1 m 1 ft or 0.1 m 1 ft or 0.1 m
Accuracy ± (1 ft (0.3 m)
+ 2 % of reading)
± (1 ft (0.3 m)
+ 4 % of reading)
± (1 ft (0.3 m)
+ 2 % of reading)
± (1 ft (0.3 m)
+ 4 % of reading)
Note
Specifications are relative to calibrated value using a representative
reference cable. Variations occur because of variations in the cable
manufacturing process.
Propagation Delay
Twisted Pair Cable Coaxial Cable
Range 0 ns to 500 ns 500 ns to 3800 ns 0 ns to 500 ns 500 ns to 6000 ns
Resolution 1 ns 1 ns 1 ns 1 ns
Accuracy ±(5 ns + 2 % of
reading)
±(5 ns + 4 % of
reading)
±(5 ns + 2 % of
reading)
±(5 ns + 4 % of
reading)
Delay Skew
Twisted Pair Cable
Range 0 ns to 100 ns
Resolution 1 ns
Accuracy ± 10 ns
DC Loop Resistance Test
Range: 0 Ω to 400 Ω
Accuracy: ±(2 Ω + 2 % of reading)
Resolution: 0.1 Ω
Overload recovery time: Less than 10 minutes to rated accuracy following an
overvoltage. Self-calibration is required after repeated or prolonged overvoltage.
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