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Installation and Configuration
Ndrive HL User’s Manual
2-6
www.aerotech.com
2.3.1. Typical ESTOP Interface
The user may connect an emergency stop circuit to the Ndrive HL. It will disable power
to the motor by removing power to the power stage of the drive, while maintaining power
to the control section, as shown in the following Figure 2-4.
Ndrive HL
AUXPWR INTERCONNECT
(WITH E-STOP)
SAFTEY
AC LO
AC HI
AU
X
PWR
AC2
AC1
MAIN
SU
PPLY
AC1
AC2
Ndrive HL
AUXPWR OPTION
INPUT
50/60 HZ
115-230VAC
NOTES:
THE AUXPWR OPTION
CAN BE USED WHEN THE
MAIN SUPPLY (BUS
POWER) MUST BE
REMOVED DURING AN
EMERGENCY STOP
CONDITION, WHILE LOGIC
(ENCODER) POWER
MUST BE MAINTAINED.
FOR THE E-STOP INPUT
TO BE ACTIVE, SETUP
THE APPROPRIATE
FAULTMASK IN THE AXIS
PARAMETERS FOR THE
DESIRED ACTION WHEN
AN E-STOP CONDITION IS
PRESENT.
1
CR1
TB201 - ESTOP INPUT
2
1
+24V
control relay
CR1
USER
SUPPLIED
+24VDC
SUPPLY
COM
2
E-STOP
1
2
1
coil
1
AC2
AU
X
PW
R
AC1
2
2
TB201 - ESTOP INPUT
1
MAIN
SU
PPLY
AC1
AC2
AUXPWR OPTION
Ndrive HL
15A Slow-Blow
15A Slow-Blow
Figure 2-4.
Typical Emergency Stop Circuit
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