1. Features:

Automatic constant speed and manual speed control, automatic overhead protectionn

Automatic addition and subtraction to calculate the depth,with depth error automatic compensation

Use of commercial power or AC power generator

Self-locking function while winch ascending and descending

Steady in velocity without jitter in full speed range

2. Technical Specifications:

Speed Range: 1~29.9m/min

Depth Error: ≤ 0.4 ‰

Depth Range: 0~9999.99m

Power Supply: AC220V ± 10% 50Hz ± 5%

Continuous  Working Time: ≤ 24hr

Depth Pulse Equivalent: 0.25mm/pulse

Working Temperature: -10°C~+70°C

Volume: 305*200*220mm

Weight: <3kg

Power Consumption: <1.5kW

Constant Speed Range: 0.5~20m/min, Error:  ± 10%, ± 1 digit