ITEM C 3-Series - Table 39: Pin Assignment: Incremental Encoder with a Serial Interface (E.g. Endat, HIPERFACE) - Option [X2 B]

Electrical installation
Page 92
Table 39: Pin assignment: incremental encoder with a serial interface (e.g. EnDat, HIPERFACE) – option [X2B]
Pin no.
Name
Value
Specification
1 MT+ + 3.3 V / Ri = 2 kΩ Motor temperature sensor
1)
, normally closed contact,
PTC, KTY ...
9 U_SENS+ 5 V ... 12 V
R
I
≈ 1 kΩ
Sensor cables for the encoder supply
2 U_SENS-
10 US 5V / 12 V / ± 10%
I
max
= 300 mA
Operating voltage for high-resolution incremental
encoders
3 GND 0 V Reference potential for the encoder supply and motor
temperature sensor
11
4
12 DATA 5 V
pp
RI ≈ 120 Ω
Bi-directional RS485 data line (differential)
(EnDat/HIPERFACE)
5 #DATA
13 SCLK 5 V
pp
RI ≈ 120 Ω
Clock output RS485 (differential)
(EnDat)
6 #SCLK
14 COS_Z0
2)
1 V
pp
/ ± 10%
RI ≈ 120 Ω
COSINE track signal (differential) of the high-
resolution
incremental encoder
7 #COS_Z0
2)
15 SIN_Z0
2)
1 V
pp
/ ± 10%
RI ≈ 120 Ω
SINE track signal (differential) of the high-resolution
incremental encoder
8 #SIN_Z0
2)
1)
Please refer to chapter 9 Additional requirements to be fulfilled by the servo positioning controllers for UL approval , page 113.
2)
Heidenhain encoder: A=SIN_Z0; B=COS_Z0
In addition, the outer cable shield of the angle encoder cable must be connected to the mounting plate of the
controller over a large contact area with the aid of shield terminal SK14.