Sierra Monitor Corporation PF2A7H Bedienungsanleitung PDF herunterladen (Seite 5)

Nominal size of screws

Rc 1 36 to 38

Rc 1・1/2

48 to 50

Rc 2 48 to 50

Before you mount a flow switch, read "SAFETY" and "Installation"

described in this chapter carefully to obtain safe and correct

measurement.

Mounting

●Use this flow switch under the specified operating pressure

range.

●Use this flow switch under the specified operating temperature

range.

●Withstand pressure is 2.25 MPa.

●Do not install a flow switch at a foothold position.

●Install a flow switch so that the flow direction agrees with the

arrow direction on the side of the body.

●Mount the body so that the bottom of the body does not face

upward.

●Provide a straight pipe length of more than eight times the pipe

diameter to upstream and downstream of the flow switch.

●

Set Display Part proper position taking the cable entry and display

position into account. Display Part rotates in 270 degree.

FLOW SWITCH

Installation

Piping connections

●Observe the specified tightening torque when connecting pipes.

Refer to the following table for the appropriate torque values.

Spanner

●When connecting pipeline to the switch, apply a spanner to the

metal part of the piping section for the switch.

●Make sure that sealing tapes will not enter inside the pipe when

connecting pipes.

Appropriate tightening torque

(N・m)

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Sierra Monitor Corporation PF2A7H Bedienungsanleitung Seite 5