Brake Connectors; Relay Connectors; Encoder Connectors; Mg75K102 - Danfoss VLT Integrated Servo Drive ISD 510 System Operating Instructions Manual

System Description

3.3.1.3 Brake Connectors

Item Description Drawing/pins
Brake Used for
connecting a
brake resistor
-DC +DC
88 89
–DC (88) = Do not use
+DC (89) = Do not use
R– (81) = Brake –
R+ (82)= Brake +
Table 3.9 Brake Connectors
NOTICE
The maximum length of the brake cable is 20 m
(shielded).

3.3.1.4 Relay Connectors

Item Description Drawing/pins
Relay Used for a customer-
1 defined reaction. For
example, the relay
can be triggered if
the SAB issues a
warning.
Pins (left to
right):
1: Common
2: Normally
open
3: Normally
closed
Relay
2
Pins (left to
right):
4: Common
5: Normally
open
6: Normally
closed
Table 3.10 Relay Connectors

MG75K102

Operating Instructions
Ratings
Nominal
voltage:
565–778 V DC
Maximum brake
R- R+
current:
81 82
14.25 A
Maximum cross-
section:
2
4 mm
Ratings
Pin 1: Common
Pin 2: 240 V AC
Pin 3: 240 V AC
RELAY 1
Nominal current:
2 A
Maximum cross-
section: 2.5 mm 2
Pin 4: Common
Pin 5: 400 V AC
Pin 6: 240 V AC
RELAY 2
Nominal current:
2 A
Maximum cross-
2
section: 2.5 mm
Danfoss A/S © 12/2015 All rights reserved.

3.3.1.5 Encoder Connectors

Item Description
Encoder Used to
connector connect SSI or
BiSS encoders.
Table 3.11 Encoder Connectors
NOTICE
The maximum length of the encoder cable is 25 m
(shielded).
Number Description Notes
SSI
1 RS422 RXD Positive data
2 /RS422 RXD Negative data
3 RS422 TXD Positive clock
4 /RS422 TXD Negative clock
5 GX Isolated ground
If encoders are
powered externally, the
ground of the external
supply must be
connected to GX.
24 V DC ±10%
6 24 V
(used for powering the
encoder)
7 GND Ground for pin 6
Table 3.12 Pin Assignment for SSI and BiSS Encoders
Drawing/pins Ratings
Maximum
cross-
section:
2
0.5 mm .
See
Pins (left to right
Table 3.12.
on SAB label):
RS422 RXD
/RS422 RXD
RS422 TXD
/RS422 TXD
GX
24 V
GND
Rating/
parameter
BiSS
Bus speed:
SSI: 0.5 Mbit
with 25 m cable
BiSS: Fulfills the
RS485 specifi-
cation
–
Maximum
current:
250 mA
–
21
3 3