Fagor DDS RPS-75 User Manual

Functional safety
328
9.
FUNCTIONAL SAFETY
Drive Enable input and AS1-AS2 feedback output
Ref.1912
DDS
HARDWARE
· 314 ·
9.2 Drive Enable input and AS1-AS2 feedback output
The interface for the integrated channel (Drive Enable) of the STO safety function consists of the DRIVE
ENABLE input and its associated contact of the AS1-AS2 feedback.
F. H9/1
STO ·Drive Enable· integrated channel interface.
X7
X2
+24Vdc
0 V
SPEED
ENABLE
DRIVE
ENABLE
GND
DR.
O.K.
AS1
AS2
X4
X3
X1
STATUS
DISPLAY
SL2
SL1
X7
X2
DANGER
HIGH VOLTAGE
DISCHARGE TIME>4Min
2.5A(F)
FUSE
(250V)
NODE
OUT
IN
X5
X6
+24Vdc
0 V
SPEED
ENABLE
DRIVE
ENABLE
GND
DR.
O.K.
AS1
AS2
DRIVE MODULE
Aerial male connectors X2 and X7. Mechanical data.
Female connector X2. Electrical data.
8-pin connector whose 3 pins to consider are:
See sub-section: X2 connector in chapter 3 of this manual.
Female connector X7. Electrical data.
2-pin (AS1-AS2) connector associated with the (N.C.,
Normally Closed) contact of an internal safety relay with
guided pins of free potential. The state of the Drive Enable
input is open high “H”.
Dielectric strength: 1800 Vrms
Contact data
:
Current Imax = 1 A
Voltage = 24 V DC
See sub-section: X7 connector in chapter 3 of this manual.
Drive Enable electrical protections
Connector data
Nr of poles (X2/X7) 8/2
Gap (mm) 5
Min./max. tightening torque (N·m) 0.5/0.6
Screw thread M3
Min./max. section (mm²) 0.2/2.5
1 GND
0 V DC reference for
Drive Enable and Speed Enable
2
DRIVE
ENABLE
24 V DC.
Drive current enable
0 V DC.
STO (
Safe Torque Off, integrated channel
input)
24 V DC ±10 %, I< 50 mA.
3
SPEED
ENABLE
24 V DC. Drive speed enable.
Out of certification.
MANDATORY.
 Install a 1 A slow fuse - F of 1 A to limit the current
at the Drive Enable input.
See fuse
- F in figures F. H9/2 and F. H9/3.
 Use a SELV/PELV power supply for the Drive
Enable and AS1-AS2 circuits.
SAFE TORQUE OFF
Drive Enable input

Fagor DDS RPS-75 Specifications

General

Brand	Fagor
Model	DDS RPS-75
Category	DC Drives
Language	English