Topcon RL-VH4DR/G2 - Level Sensor Specifications (LS-80 A;80 B;80 G)

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LS-80A / 80G (Back side display area)
Detective range : 50 mm (2.0 in)
Detective precision
High precision : ±1 mm (±0.04 in)
Normal precision : ±2 mm (±0.08 in)
Detective beam indication
: Liquid crystal (Both sides) and
buzzer
Power source : 2×AA size dry cell batteries
Power voltage :3VDC
Continuous operating time
Alkaline manganese dry battery
: Approx. 120 hours
The time for auto-cut off
: Approx. 30 min.
Waterproof property / Dust resistance
: JIS protection grade IP66
Operating temperature
: –20 °C to +50 °C (–4 °F to +122 °F)
Dimensions : 146 (l) × 76 (w) × 26 (h) mm
(5.7 (l) × 2.9 (w) × 1.0 (h) in)
Weight : 0.19 kg (0.41 lbs)
(Including dry batteries)
LS-80B
Detective range : 50 mm (2.0 in)
Detective precision
High precision : ±1 mm (±0.04 in)
Normal precision : ±2 mm (±0.08 in)
Detective beam indication
: Liquid crystal and buzzer
Power source : 2×AA size dry cell batteries
Power voltage :3VDC
Continuous operating time
Alkaline manganese dry battery
: Approx. 120 hours
The time for auto-cut off
: Approx. 30 min.
Waterproof property / Dust resistance
: JIS protection grade IP66
Operating temperature
: –20 °C to +50 °C (–4 °F to +122 °F)
Dimensions : 146 (l) × 76 (w) × 26 (h) mm
(5.7 (l) × 2.9 (w) × 1.0 (h) in)
Weight : 0.19 kg (0.41 lbs)
(Including dry batteries)