F21-E1B radio remote control system is mainly used for Hoist, Crane, monorails and tow truck, easy to operate to keep workers safety.
single hook electric cable hoist ,monorails,single speed electric hoist or electric single speed hoist crane,and used for the industrial remote control which are under 9 connection
* 8 push buttons with 7 single-speed buttons and 1 stop buttons
* control points up to 9
* With the battery voltage alarm device to cut off the circuit when voltage is insufficient.
* with the Rotate key switch to guarantee the safety.
* set the internal functions by computer interface
* up/down ,east/west , south/ north push button can be set mutual inhibition or not .
* spare 1 key can be set start ,speed up,jump strokes, ordinary etc.