Atmospheric pressure: 86~106KPa Alternating current: 24V/1.25A, 50/60Hz Essential characteristic: 1: On the RS485 main line may separately establish the dissimilaragreement, the baud rate. 2: The password pressed key locking keyboard, reinforces the keyboardthe operation control management. 3: The password management parameter establishment, the security, isreliable, prevented changes the establishment parameter by mistake. 4: The single bond inquiry parameter establishment, convenient, issafe, clearly presents the establishment parameter, prevented theparameter is changed by mistake. 5: The control rocking bar swings the scope may control the ballmachine rotational speed, and on the liquid crystal screendemonstrated swings scope. 6: On-line renovates the procedure agreement, the customer needs theagreement, through the RS485 communication connection, promotes thefirmware procedure. Performance parameter: 1: Has 12 kind of quick balls, the decoding agreements. 2: May control 255 quick balls, the decoding, address from 0-254. 3: But cascade 16 vice- control the controller, controller ID from0-15. 4: Three dimensional rocking bar, 1, 601 English blue screens liquidcrystal display. 5: Pressed key sound prompt. 6: The RS485 signal input outputs the even photoelectricity isolation, is away from 1, 200 meters.