
2. Specifications
2 - 19
2-2-5 D/A output specifications for spindle drive unit
(1) D/A output specifications
(2) Setting the output data
No. Abbrev. Parameter name Explanation
SP253 DA1NO
D/A output channel 1 data No.
Input the No. of the data to be output to each D/A output channel.
SP254 DA2NO
D/A output channel 2 data No.
1deg=(64000÷65536)
No. Output data Original data unit
Output magnification
standard setting value
(SP255, SP256)
Output unit for standard
setting
Output
cycle
ch1: Speedometer output
10V=max. speed (Zero=0V) 0 Depends on maximum speed 3.5ms
0
ch2: Load meter output
10V=120% load (Zero=0V) 0 30-minute rating 12%/V 3.5ms
1 –
2 Current command
Rated 100%=4096 8 30-minute rating 20%/V 3.5ms
3 Current feedback
Rated 100%=4096 8 30-minute rating 20%/V 3.5ms
4 Speed feedback
r/min 13 500rpm/V 3.5ms
5 –
80 Control input 1
81 Control input 2
82 Control input 3
83 Control input 4
84 Control output 1
HEX Bit correspondence 3.5ms
85 Control output 2
86 Control output 3
87 Control output 4
Item Explanation
No. of channels 2ch
Output cycle 444µs (min. value)
Output precision 8bit
Output voltage range
0V to +5V (zero) to +10V,
0V to +10V for meter output
Output magnification
setting
±1/256 to ±128-fold
Output pin
CN9 connector
MO1 = Pin 9
MO2 = Pin 19
GND = Pin 1
Function
Phase current feedback output function
U phase current FB : Pin 7
V phase current FB : Pin 17
MDS-C1-SPA
MO19
Name
LG
UIFB
2
5
1
Pin
6
4
3
10
7
8
CN9 connector
MO2 19
Name
VIFB
12
15
11
Pin
16
14
13
20
17
18
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