Samson 3963 Series, Mounting And Operating Instructions, Page: 11 / 80

EB 3963 EN 11
Markings on the device
2.2 Article code
Solenoid valve Type 3963- x x x x x x x x x x x x x x x x x
Type of protection
No explosion protection SIL 0
II 2G Ex ia IIC T6 Gb (ATEX) 1) SIL 1
Ex ia (CSA/FM) SIL 3
II 3G Ex nA II T6 Gc/II 3G Ex ic IIC Gc (ATEX) 2) SIL 8
Nominal signal
6 V DC SIL 1
12 V DC SIL 2
24 V DC SIL 3
230 V AC SIL 5
115 V AC SIL 6
Manual override
Without SIL 0
Pushbutton underneath the enclosure cover SIL 1
External pushbutton (accessible using a pin) 2
External switch (accessible using a screwdriver) 3
Switching function
3/2-way function with spring-return mechanism SIL 0
5/2-way function with spring-return mechanism ( SIL with K
VS
0.16) 1
5/2-way function with spring-return mechanism with detented positions 2
5/2-way function with spring-centered mid-position
(ports 2 and 4 closed)
3
5/2-way function with spring-centered mid-position
(ports 2 and 4 vented)
5
6/2-way function with spring-return mechanism 8
1)
EC type examination certificate PTB 01 ATEX 2085
2)
Statement of conformity PTB 01 ATEX 2086 X
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