Mitsubishi Electric MELSERVO MR-J2-A Product Specifications And Installation Manual page 108

3.WIRING
c. Speed selection 1 (SP1)/speed selection 2 (SP2) and speed command values
Use speed selection 1 (SP1) and speed selection 2 (SP2) to select the speed from among
those set to the internal speed commands 1 to 3 and set to the analog speed command
(VC) as indicated in Table 3-3.
When the speed is changed during rotation, it is increased or decreased according to the
value set in parameter No. 11 or 12.
When the internal speed commands 1 to 3 are used to command the speed, the speed
does not vary with the ambient temperature.
Table 3-3 SP1/SP2 and Speed Command Values
Across SP1-SG Across SP2-SG
Open
Short
Open
Short
2) Speed reached (SA)
SA-SG are connected when the servo motor speed has nearly reached the speed set to any
of the internal speed commands 1 to 3 or to the analog speed command.
Preset speed selection
Start(ST1 • ST2)
Servo motor speed
Speed reached (SA)
3) Torque limit
Same as in 1), (1) in this section. To use the analog torque limit (TLA), set any of parameters
No. 43 to 48 to make the torque limit (TL) available.
Speed Command Value
Open Analog speed command (VC)
Open Internal speed command 1 (parameter No. 8)
Short Internal speed command 2 (parameter No. 9)
Short Internal speed command 3 (parameter No. 10)
Internal speed
command 1
ON
OFF
ON
OFF
3– 23
Internal speed
command 2
3