Conditioningthe Lnputlevels; Setting The Encoder Powersupply - Siemens SIMATIC S5 Equipment Manual

Matching Module for Incremental Encoders
3.3.2 Conditioning the Input Levels
nput voltage range
Incremental encoders)
+ 2 0
symmetrical "
v
to + 20 v
a s y m m e t r i c a l @
+ 10 v to + 30 v
symmetrical
+ 10 v to + 30 v
asymmetrical @
Input voltages Resistor R11
Input mlttalizing pulse
+ 5 " Jumper soldered in
+ 10 V to 18 V 820 ~
v
2.2 k~
+ 19 to 30 v
See 3.3.4
section for the definition of symmetrical and asymmetrical operation.
3.3.3 Setting the Encoder Power Supply
The required encoder supply voltage must be selected by providing the respective circuitry on the
basic module.
Required voltage
+ 5 "/0.6A
12 "/0.25A
15 "/0.2A
24 "/2A
3 – 4
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Input- Input
A A B
inserted
inserted
inserted inserted
inserted inserted
RIO: 4.7 k~
R1O: 4.7 k~ @
The mounting locations not defined remain unfitted.
these resistors can be changed to 2.2 kohm.
Resistors used @
R27 =39 k~
= 220 Q
R18 = 220 Q
Not fitted; is output directly from the Faston connector to the sub D
connector PIN 49.
Input
Other
Zero marking
Components
pulse
Cl, C2, C5 = 10 nF
inserted soldered in
R14: Jumper VI, V2, V3: not used
inserted
"1, "2,, "3 = IN 4148
inserted solder m diodes
Cl, C2, C5: not used
Cl, C2, C5 = 10 nF
soldered in
VI, V2, V3: not used
VI, "2,"3 = IN 4148