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11. OPTIONS AND AUXILIARY EQUIPMENT
(b) MR-J3-350B4 MR-J3-500B(4) MR-J3-700B(4)
Always remove the wiring (across P-C) of the servo amplifier built-in regenerative resistor and fit the
regenerative option across P-C.
The G3 and G4 terminals act as a thermal sensor. G3-G4 is opened when the regenerative option
overheats abnormally.
Regenerative option
Servo amplifier
Cooling fan(Note 1)
P
C
G4
G3
C
P
Always remove wiring (across P-C) of servo
amplifier built-in regenerative resistor.
5m or less
(Note 2)
Note 1. When using the MR-RB51 MR-RB3G-4 MR-RB5G-4 MR-RB34-4 MR-RB54-4, forcibly
cool it with a cooling fan (92 92, minimum air flow : 1.0m
3
).
2. Make up a sequence which will switch off the magnetic contactor (MC) when abnormal heating
occurs.
G3-G4 contact specifications
Maximum voltage: 120V AC/DC
Maximum current: 0.5A/4.8VDC
Maximum capacity: 2.4VA
When using the regenerative resistor option, remove the servo amplifier's built-in regenerative resistor
terminals (across P-C), fit them back to back, and secure them to the frame with the accessory screw as
shown below.
Mounting method
Accessory screw
Содержание Melservo MR-J3- 350B4
Страница 15: ...A 14 MEMO ...
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Страница 107: ...3 52 3 SIGNALS AND WIRING MEMO ...
Страница 171: ...7 16 7 SPECIAL ADJUSTMENT FUNCTIONS MEMO ...
Страница 181: ...8 10 8 TROUBLESHOOTING MEMO ...
Страница 193: ...9 12 9 OUTLINE DRAWINGS MEMO ...
Страница 295: ...12 4 12 ABSOLUTE POSITION DETECTION SYSTEM 2 For MR J3 500B or more MR J3 350B4 or more Insert connector into CN4 ...
Страница 297: ...12 6 12 ABSOLUTE POSITION DETECTION SYSTEM MEMO ...
Страница 397: ...13 100 13 SERVO AMPLIFIERS WITH A LARGE CAPACITY 30k TO 55kW MEMO ...