Sensor
Active search coils
UXO search coil VS30: Ø 30 cm (Ø 11.81 in) – Standard
UXO search coil VS60: Ø 60 cm (Ø 23.62 in)
Alarm signal
Visual (LED)/audio/vibration
Watertight
IP68 (5 m, 1 h at 20 °C)
Search coils (additionally 1 m, 8 h at 20 °C)*
*Search coils are suitable for longer detection in shallow waters.
Dimensions*
Backpack – Standard
53 x 36 x 16.5 cm (20.87 x 14.17 x 6.50 in)
Case
56.5 x 46 x 21 cm (22.24 x 18.11 x 8.27 in)
Bag for UXO search coil VS30 – Standard
35 x 35 x 2.5 cm (13.8 x 13.8 x 0.99 in)
Bag for UXO search coil VS60
64 x 64 x 2.5 cm (25.2 x 25.2 x 0.99 in)
*Tolerance ± 3 %
Ambient conditions
In accordance with MIL-STD-810G
(501.5-I,II, 502.5-I,II, 503.5, 506.4, 512.4, 514.6-C-II, 516.6)
Ambient temperature
-31°C – + 63°C (-24°F – +145°F)
Storage temperature
-51°C – +71°C ( -60°F – +160°F)
Weight*
Basic package with UXO search coil VS30 – Standard
Detector with/without standard battery
VMH4: 2.57 kg (5.67 lbs) / 2.16 kg (4.76 lbs)
VMH4L: 2.7 kg (5.95 lbs) / 2.16 kg (4.76 lbs)
Basic package – Detector in backpack including standard scope of delivery
VMH4: 3.88 kg (8.55 lbs)
VMH4L: 4.01 kg (8.84 lbs)
Basic package in case
VMH4: 8.38 kg (18.47 lbs)
VMH4L: 8.51 kg (18.76 lbs)
Basic package with UXO search coil VS60
Detector with/without standard battery
VMH4: 3.10 kg (6.83 lbs) / 2.69 kg (5.93 lbs)
VMH4L: 3.23 kg (7.12 lbs) / 2.69 kg (5.93 lbs)
Basic package – Detector in backpack including standard scope of delivery and UXO search coil VS60 in a bag
VMH4: 6.02 kg (13.27 lbs)
VMH4L: 6.15 kg (13.56 lbs)
Basic package in case and UXO search coil VS60 in a bag
VMH4: 10.52 kg (23.19 lbs)
VMH4L: 10.65 kg (23.48 lbs)
*Tolerance ± 10 %
Disposable/rechargeable battery
VMH4:
3 x Mono LR20 1.5 V alkaline battery – Standard
3 x Mono HR20 1.2 V NiMH rechargeable battery
VMH4L:
4 x Mono LR20 1.5 V alkaline battery – Standard
4 x Mono HR20 1.2 V NiMH rechargeable battery
Disposable/rechargeable battery operating time*
VMH4:
Alkaline batteries: About 16 h
NiMH rechargeable batteries (10,000 mAh): About 18 h
VMH4L:
Alkaline batteries: About 22 h
NiMH rechargeable batteries (10,000 mAh): About 25 h
*Ambient temperature of about 20 °C, LR20: Varta Industrial, HR20: NiMH rechargeable batteries.
Subject to changes that serve technical progress.