Incremental Encoder - Automation - Exam, Exams of Automatic Controls

Main points of this exam paper are: Incremental Encoder, Maintaining Pumping System, Fixed Focus, Photoelectric Sensor, High-Speed Counter Input, Shaft Centre, Belt Surface, Component, Measuring System, Siemens

Typology: Exams

2012/2013

Uploaded on 04/09/2013

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B2 = Incremental Encoder
10000 pulses/rev
B1 = Fixed Focus
Photoelectric Sensor
r = 50mm (From shaft centre to belt surface)
To input I0.3
On PLC
To high-speed counter input I0.0
On PLC
Fig. 2 Component measuring system connected to Siemens S7-200 PLC
A
Q
A
I
PLC
IP
M
0 - 10V 0 - 20mA
D
Q
D
I
Fig. 1 Level maintaining pumping system
0V - 10V = 0Hz - 50Hz
0Hz - 50Hz = 0 - 1440 r.p.m.

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B 2 = Incremental Encoder 10000 pulses/rev B 1 = Fixed Focus Photoelectric Sensor r = 50 mm (From shaft centre to belt surface) To input I 0. 3 On PLC To high-speed counter input I 0. 0 On PLC Fig. 2 Component measuring system connected to Siemens S 7 - 200 PLC

A

Q

A

PLC I

I

P

M

0 - 10 V 0 - 20 mA

D

Q

D

I

Fig. 1 Level maintaining pumping system 0 V - 10 V = 0 Hz - 50 Hz 0 Hz - 50 Hz = 0 - 1440 r.p.m.