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Markings on the device
2.2 Article code
Solenoid valve
Type 3966-
Type of protection
No explosion protection
II 2 G Ex ia IIC T6 Gb
ATEX
II 2 D Ex ia IIIC T80°C Db IP66
II 2 D Ex tb IIIC T85°C Db IP66
II 2 G Ex d IIC T6
ATEX
II 2 D Ex tD A21 IP66 T80°C
FM
AEx d IIC T6 ... T4
Class I, Div 1 + 2, Groups A, B, C, D
Class II, Div 1 + 2, Groups E, F, G
Class III
CSA
Class 1, Zone 1, EX d IIC, T6... T4
Class II, Zone 21, EX tb IIIC T85 °C
Type 4X, IP 66
II 3 G Ex ic IIC T6 Gc
ATEX
II 3 G Ex nAc II T6 Gc
II 3 D Ex tc IIIC T80°C Dc IP66
Nominal signal
6 V DC
12 V DC
24 V DC
120 V DC
240 V AC
120 V AC
Manual override
Without
Pushbutton underneath the enclosure cover
Switching function
Without (pilot valve as spare part)
3/2-way function with spring-return mechanism
Attachment
Without (pilot valve as spare part)
Rotary actuators with NAMUR interface according to VDI/VDE 3845
Linear actuators with NAMUR rib according to IEC 60534, for panel,
wall or rail mounting
Mounting block with positioner for SAMSON Type 3277 Pneumatic
Actuator
12
x
x
x
x
x
x
x
0
0
0
1
1
0
2
1
0
2
3
0
2
3
1
8
1
0
1
2
3
4
5
6
0
1
0
1
0
1
2
3
x
x
x
x
x
x
x
EB 3966 EN
x
x
x
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