4function description, 4 expansion cards – Pilz PMCprotego D.72/000/0/0/2/208-480VAC User Manual
Page 81
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Telephone: +49 711 3409-0, Telefax: +49 711 3409-133, E-Mail: [email protected]
4-47
4.4
Expansion cards
4
Function Description
Multi-turn: The leading 12 to 16 Bits indicate the number of revolu-
tions; the following 16 bits state the position.
Parameter setting:
The following can be set in the “Encoder Emulation” window in the com-
missioning software:
Clock frequency of the SSI evaluation (1.3
μ
s or 10
μ
s)
Signal sequence in grey format (standard) or binary format
Timing diagram:
Fig. 4-13:
Timing diagram in gray and binary code
Switch over time for data t
v
≤
300 ns
Min. period length T = 600 ns
Timeout t
p
= 1.3
μ
s or 10
μ
s (SSITOUT parameter)
Output |
Δ
U|
I
≥
2 V/20 mA
Input |
Δ
U|
≥
0.3 V
Default count direction: Upwards, facing the motor axis when rotating
clockwise
Revolution
SSIREVOL
Bit
15
14
13 12
11
10
9
8
7
6
5
4
3
2
1
0
14
13 12
11
10
9
8
7
6
5
4
3
2
1
0
13 12
11
10
9
8
7
6
5
4
3
2
1
0
12
11
10
9
8
7
6
5
4
3
2
1
0
11
10
9
8
7
6
5
4
3
2
1
0
Position
Bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Clock
Monoflop
Gray
Binär
1
2
3
4
2
31
2
0
G31
G0
T
tv
33
32
tp