Tecsis S2350 Instructions De Service page 25

7. Starting, operation
Mechanical connection
For pressure switches with straight thread the sealing ring is included in delivery.
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When mounting the instrument, ensure that the sealing faces of the instrument and
„
the measuring point are clean and undamaged.
Screw in or unscrew the instrument only via the flats using a suitable tool and the
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prescribed torque. The appropriate torque depends on the dimension of the pressure
connection and on the sealing element used (form/material). Do not use the case as
working surface for screwing in or unscrewing the instrument.
When screwing the pressure switch in, ensure that the threads are not jammed.
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Types of sealings
according to DIN 3852-E
NPT is a self-sealing thread type.
Betriebsanleitung / Operating manual / Instructions de service / Instrucciones de uso
For the assembly the
following moments may
not be exceeded:
G 1/8 = 15 bis 20 Nm
G 1/4 = 20 bis 25 Nm
G 1/2 = 40 bis 50 Nm
according to NPT
Product label (example)
Power Supply
Signal
S # Serial No
PIN assignment
Order no.
GB
25