Sequencer modules
■   100
% pneumatic
■   Ideal
for a simple pneumatic sequence
Also available in ATEX version for use in poten-
tially explosive atmospheres in accordance with
94/9/EC Directive
Versions
sequencer
shift register
81 550 001
with 'maintain'
-
81 550 201
Reset to zero
-
81 550 401
-
with 'maintain'
81 550 601
-
Reset to zero
Symbol
Characteristics
Operating pressure
Orifice diameter
Flow at 6 bars
Operating temperature
Mechanical life 5 x 10 6 at 6 bars
Connection - Sub-base page 26
Weight
bar
mm
Nl/min
°C
g
2 ? 8
2.7
150
-5 ?  +50
l
l
70
2 ? 8
2.7
150
-5 ?  +50
l
l
70
2 ? 8
2.7
150
-5 ?  +50
l
l
70
2 ? 8
2.7
150
-5 ?  +50
l
l
70
Minimum pressure to be applied to port 1 - 4 - 7
to switch the valve
supply pressure (bar)
Principle of operation
(supplied without logic element. For choice of units see pages 46/47)
Sequencer module with maintained reset
Shif register with maintained reset
4
1
2
3
4
5
6
7
-
-
-
-
-
-
-
Input signal
Supply
Output signal
Start signal
In cycle signal
End of cycle signal
Reset to zero signal
1
2
3
4
5
6
7
-
-
-
-
-
-
-
Input signal
Supply
Output signal
Start signal
In cycle signal
End of cycle signal
Reset to zero signal
Dimensions
Mounting plan for sequencer
2 holes M4 - minimum
depth 7 mm
ATEX version products are available in the following catologues: Pneumatic products for explosive atmospheres or on our website
www.crouzet.com
www.crouzet.com
43
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