TYPE: Agricultural sprayer.

PROGRAMME: Developed by CZAW following cessation of Zenith production of a dedicated agricultural version. The CH 701-SP with 500 kg (1,100 lb) maximum take-off weight has been added to the range, while the standard CH 701 is also available.

COSTS: CH 701 kit USD12,980, ready to fly USD40,500; CH 701-AG USD50,000 ready-to-fly (all 2004).

DESIGN FEATURES: STOL performance, plus ULV crop treatment system optimised for low cost and precise application.

Differences from basic, US-fabricated CH 701 as follows:

EQUIPMENT: Spray Miser ULV crop treatment system, comprising 113.6 litre (30.0 US gallon; 25.0 Imp gallon) belly tank and 12 wind-driven rotary atomisers with controlled droplet application. Hydraulic nozzles produce droplet sizes varying from 1 to 500 microns in size. Electrically powered pump (12 V DC), with remotely controllable on/off switch, can deliver liquid at up to 30.3 litres (8.0 US gallons; 6.7 Imp gallons)/min. Tank has emergency dump facility.

WEIGHTS AND LOADINGS:

• Weight empty, equipped: 270 kg (595 lb)
• Max T-O weight: 450 kg (992 lb)

PERFORMANCE:

• Application speed range: 39-65 kt (72-121 km/h; 45-75 mph)
• Max rate of climb at S/L: 305 m (1,000 ft)/min
• Swath width: 9.1-30.5 m (30-100 ft)
• Range: 217 n miles (402 km; 250 miles)