0: No function
1: Forward running (FWD)
2: Reverse running (REV)
3: Three-wire operation
control
4: Forward point
movement (FJOG)
5: Reverse point movement
(RJOG)
6: Terminal UP
7: Terminal DOWN
8: Free stopping
9: Reset
10: Run pause
11: External faults often
open input
12: Multi-stage speed
instruction terminal 1
13: Multi-stage speed
instruction terminal 2
14: Multi-speed instruction
terminal 3
15: Multi-speed instruction
terminal 4
16: Terminal 1 for
acceleration/deceleration
time
selection
17: Terminal 2 for
acceleration/deceleration
time
selection
18: Frequency source
switchover (terminal and
keypad)
19: UP/DOWN setting clear
20: Command source