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Bourdon Tube Pressure Gauge with Switches Contacts

Brand: BAMO
BAMO Mesures Bourdon Tube Pressure Gauge with Switches Contacts, ISME Malaysia

⚠ Attention: Discontinued product

Fast Response Switches

Nominal voltage:  250 V, as a maximum
Release or priming current:  0.7 A as a maximum
Load current:  0.36 A as a maximum
Switching power:  10 W as a maximum
Contacts:  Ag 80 / Ni 20
Accuracy:  0.5% F.S.

 

Magnet Switches

Nominal voltage:  250 V, as a maximum
Release or priming current:  1.0 A as a maximum
Load current:  0.6 A as a maximum
Switching power:  30 W as a maximum
Contacts:  Ag 80 / Ni 20
Accuracy:  2 to 5% F.S.

 

Inductive Switches

Load voltage:  8 V DC (Ri =1 kOhm) as a maximum
Nominal voltage:  5 to 25 V
Consumption:  > 3 mA (open circuit output)
< 1 mA (closed circuit output)
Accuracy:  0.5% F.S.

 

With a relay RDN 11, connected, the intrinsic safety protection could apply for 1 & 2 zones on EEx ib II C T6 (On request).

⚠ Attention: Product has been discontinued. You are currently viewing old documentation. Please use with caution.

A pressure gauge with one or two contacts is an easy solution to have at the same time a permanent reading of process pressure with a survey of limit pressure over ranges. The pressure indication is done on a 100 mm or a 160 mm dial pressure gauge (up to 4 contacts). The contact is actuated as the pressure index comes over.

BAMO’s switches for pressure gauge include:

  • Fast Response Switches:
    The contact is actuated instantaneously; the hysteresis is short, about 0.5%. They may not be use when there are vibrations in the process or with aggressive ambient conditions. They must be used in a dry (not filled) pressure gauge case.
  • Magnet Switches:
    They are suitable for most of the applications, even with weak vibrations. The switch actuates with the help of a spring for a quick release. They must be used in a dry (not filled) pressure gauge case.
  • Inductive Switches:
    These switches do not have electrical contact, as per standard DIN 19234.n They have a greater life than the magnet switches and better accuracy. They can be used with silicone-filled cases. The output signal reflects the location of the pressure index inside the magnetic field of the switch.