zd-1630 features 1.electronic balancing machine with microprocessor for off-vehicle wheels of cars, vans and motorcycles. 2.manual input of rim width, distance and diameter. 3. automatic inspection of dynamic and static balance. 4.six types of balancing, able to balance four types of aluminum rims. 5.precision of balance up to +/-1g. 6.automatic self diagnosis and self-calibration function. 7.rigid plastic wheel protection meets national safety standard. 8.indication of unbalance in convertible grams and ounces. 9.automatic start by lowering the wheel guard. 10.automatic stop . technical data max. wheel weight 70kg net weight 128kg rim diameter 10``-24`` motor power 0.5kw rim width 1.5``-20`` shaft rpm 240rpm max. wheel diameter 950mm working noise 70db(a) cycle time 8s working condition temperature:0℃-50℃ relative humidity:850‰ read-out accuracy ±1g power supply 220v/50hz or 110v/60hz unbalance read-out increased by 1g overall sizes 1220*1270*1760mm zd-b903 features 1.electronic balancing machine with microprocessor for off-vehicle wheels of cars, vans and motorcycles. 2.manual input of rim width, distance and diameter. 3. automatic inspection of dynamic and static balance. 4.six types of balancing, able to balance four types of aluminum rims. 5.precision of balance up to +/-1g. 6.automatic self diagnosis and self-calibration function. 7.rigid plastic wheel protection meets national safety standard. 8.indication of unbalance in convertible grams and ounces. 9.automatic start by lowering the wheel guard. 10.automatic stop . technical data max. wheel weight 65kg net weight 112kg rim diameter 10``-24`` motor power 0.5kw rim width 1.5``-20`` shaft rpm 240rpm max. wheel diameter 950mm working noise 70db(a) cycle time 8s working condition temperature:0℃-50℃ relative humidity:850‰ read-out accuracy ±1g power supply 220v/50hz or 110v/60hz unbalance read-out increased by 1g/5g overall sizes 1220*1270*1760mm zd-b905 features 1.electronic balancing machine with microprocessor for off-vehicle. wheels of cars, vans and motorcycles. 2.manual input of rim width, distance and diameter. 3. automatic inspection of dynamic and static balance. 4.six types of balancing, able to balance six types of aluminum rims. 5.precision of balance up to +/-1g. 6.automatic self diagnosis and self-calibration function. 7.rigid plastic wheel protection meets national safety standard. 8.indication of unbalance in convertible grams and ounces. 9.automatic start by lowering the wheel guard. 10.automatic stop plus foot brake. technical data max. wheel weight 65kg net weight 124kg rim diameter 10``-24`` motor power 0.5kw rim width 1.5``-20`` shaft rpm 240rpm max. wheel diameter 950mm working noise 70db(a) cycle time 8s working condition temperature:0℃-50℃ relative humidity:850‰ read-out accuracy ±1g power supply 220v/50hz 110v/60hz unbalance read-out increased by 5g overall sizes 1310*780*1600mm zd-b2400 features 1.electronic balancing machine with microprocessor for off-vehicle. wheels of cars, vans and motorcycles. 2.specially for balancing the largesized wheel. 3. piezoelectric ceramic sensor provide more accurate measurement. 4.three phase electromagnetic braking motor. 5.balancing time less than 10s. 6.unbalance value read-out from led display. 7. indication of unbalance in convertible grams and ounces. 8.pneumatic wheel lifting device. technical data max. wheel weight 150kg net weight 300kg rim diameter 10``-24`` motor power 0.5kw rim width 1.5``-20`` shaft rpm 240rpm max. wheel diameter 1300mm working noise 70db(a) cycle time 10s working condition temperature:0℃-50℃ relative humidity:850‰ read-out accuracy ±1g power supply 3ph,380v/50hz unbalance read-out increased by 50g overall sizes 1940*600*1180mm