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6F3A4768
Table 3.4.16 SERSEQDATA4 Bit Signals
Bit Signal
name
Contents
15 N.U.
Not used
14 HB
Heart beat (transmission
healthy)
Periodical rectangular wave signals
13 FLD
Field excitation command
1: Field excitation command (when EXT is off)
12 B
Brake command
1: Brake release command
11 SC_PPI
Speed control P/PI change
1: P control, 0: PI control
10 2S
2-speed reference command 1: 2-speed reference command
9 3S
3-speed reference command 1: 3-speed reference command
8 R_TEN
Reverse winding command 1: Reverse winding, 0: Forward winding (Torque
direction when torque is controlled)
7 ST
Torque control selection
1: Tension control,
0: Speed control
6 LB
Load barance between stands 1: Load balance control
5 N.U.
Not
used
4 N.U.
Not
used
3 N.U.
Not
used
2 UVS
External safety switch
1: Operation permitted, contactor closed
Off while running causes a coast stop
1 EXT
Startup command
1: Startup command
Off while running can be selected either a
deceleration stop or a coast stop
0 EXRST
External reset
1: reset request
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