Maximum
measurable
conductor
diameter
Cable sectional
diameter
Cap diameter
Output cable
length
Function Specifications
Display
Battery indicator
warning voltage
Accuracy Specifications
Conditions of
guaranteed
accuracy
CM3289: φ 33 mm or less
CT6280: φ 130 mm or less
CT6280: Approx. φ 5.0 mm
CT6280: Approx. φ 7.0 mm
CT6280: Approx. 800 mm
Maximum count: 4199 counts
mark lights up at 2.3 V±0.15 V
or less
• Guaranteed accuracy period: 1 year
(Number of jaw and flexible loop open/
close cycles: 10,000 or less)
• Guaranteed accuracy period after
adjustment made by Hioki: 1 year
• Temperature and humidity for
guaranteed accuracy: 23°C±5°C
(73.0°F±9.0°F), 80% RH or less
• Temperature characteristic:
Measurement accuracy × 0.1/°C is
added (excluding 23°C±5°C)
Specifications
EN-17