Samson 3730-0, Монтаж и эксплуатация

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EB 8384-0 EN 31
Attachment to the control valve – Mounting parts and accessories
haust air must also be included in the purg -
ing function. The connection over the adapt -
er at the positioner must be protected with a
check valve (e.g. check valve G ¼, order no.
8502-0597) mounted in the piping. Other
-
wise the pressure in the positioner housing
would rise above the ambient pressure and
damage the positioner when the exhausting
components respond suddenly.
Table 3: Direct attachment of Type 3277-5 (Fig. 3)
Order no.
Mounting
parts
Standard version for actuators up to 120 cm² 1400-7452
Version compatible with paint for actuators up to 120 cm² 1402-0940
Accessories
for the
actuator
Old switchover plate for Type 3277-5xxxxxx.00 Actuator (old) 1400-6819
New switchover plate for Type 3277-5xxxxxx.01 Actuator (new) 1) 1400-6822
New connecting plate for Type 3277-5xxxxxx.01 Actuator (new)
1)
,
G
1
/
8
and
1
/
8
NPT
1400-6823
New connecting plate for Type 3277-5xxxxxx.01 Actuator (new):
G
1 /
8
1400-6820
Old connecting plate for Type 3277-5xxxxxx.00 Actuator (old):
1
/
8
NPT
1400-6821
Accessories
for the
positioner
Connecting plate (6)
G ¼ 1400-7461
¼ NPT 1400-7462
Pressure gauge bracket (7)
G ¼ 1400-7458
¼ NPT 1400-7459
Pressure gauge mounting kit (8) up to max. 6 bar
(output and supply)
St. steel/brass 1400-6950
St. steel/st. steel 1400-6951
1)
Only new switchover and connecting plates can be used with new actuators (Index 01). Old and new plates are not
interchangeable.