14 - 31
Chapter 14 Common Functions
(2) The operation of the following function of virtual servo amplifier differs from
the actual servo amplifier.
Function Operation
External signal selection function
When "1: External input signal of servo amplifier" is set in "[Pr.80] External input signal
selection", the external signal status immediately after power supply ON is shown
below.
• Upper/lower limit signal (FLS, RLS): ON
• Near-point dog signal (DOG): OFF
Change the signal status in "[Md.30] External input signal".
(Refer to "Restrictions (3)" for details.)
When "2: Buffer memory of QD77MS" is set in "[Pr.80] External input signal
selection", the upper/lower limit signal (FLS, RLS) and the near-point dog signal
(DOG) follow the buffer memory status of the Simple Motion module even in the
virtual servo amplifier.
Torque limit function
Turns ON/OFF torque limit ("[Md.108] Servo status" high-order buffer memory
address: b13) depending on "[Md.104] Motor current value". (Refer to "Restrictions
(3)" for details.)
(3) The following monitor data of virtual servo amplifier differ from the actual
servo amplifiers. The writing operation is possible in the virtual servo
amplifier.
Storage item
Storage details
Buffer memory address
QD77MS2
QD77MS4
QD77MS16
[Md.30] External input signal
When "1: External input signal of servo amplifier" is set in
"[Pr.80] External input signal selection", the external input
signal status can be operated by turning ON/OFF the
following signals.
• b0: Lower limit signal
• b1: Upper limit signal
• b6: Near-point dog signal
816+100n 2416+100n
[Md.104] Motor current value
"0" is set after immediately power supply ON.
The motor current value can be emulated by changing this
monitor data in user side.
856+100n 2456+100n
n: Axis No.-1
Summary of Contents for QD77MS
Page 2: ......
Page 30: ...MEMO ...
Page 72: ...2 12 Chapter 2 System Configuration MEMO ...
Page 85: ...3 13 Chapter 3 Specifications and Functions MEMO ...
Page 109: ...3 37 Chapter 3 Specifications and Functions MEMO ...
Page 115: ...3 43 Chapter 3 Specifications and Functions MEMO ...
Page 118: ...3 46 Chapter 3 Specifications and Functions MEMO ...
Page 340: ...5 202 Chapter 5 Data Used for Positioning Control MEMO ...
Page 436: ...7 20 Chapter 7 Memory Configuration and Data Process MEMO ...
Page 438: ...MEMO ...
Page 483: ...9 25 Chapter 9 Major Positioning Control MEMO ...
Page 592: ...9 134 Chapter 9 Major Positioning Control MEMO ...
Page 622: ...10 30 Chapter 10 High Level Positioning Control MEMO ...
Page 654: ...11 32 Chapter 11 Manual Control MEMO ...
Page 688: ...12 34 Chapter 12 Expansion Control MEMO ...
Page 880: ...15 18 Chapter 15 Dedicated Instructions MEMO ...
Page 895: ...16 15 Chapter 16 Troubleshooting MEMO ...
Page 1048: ...Appendix 102 Appendices MEMO ...
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