Sierra Monitor Corporation PF2A7H instruction manual Model Indication Method

Page 4

Model Indication Method

PF2A7 H- -

Unit Specification

No Symbol: Unit selection function provided

-M:SI units fixed

Lead Wire Specification

No Symbol: Lead wire with connector 3m

N:None Lead wire with connector

Output Specification

28:NPN open collector 1output

+Analog output (1 to 5V)

29:NPN open collector 1output

+Analog output (4 to 20mA)

68:PNP open collector 1output

+Analog output (1 to 5V)

69:PNP open collector 1output

+Analog output (4 to 20mA)

Piping Port

10:Port size 1 (Applicable for PF2A703H)

14:Port size 11/2 (Applicable for PF2A706H)

20:Port size 2 (Applicable for PF2A712H)

Port Screw Type

No Symbol: Rc N: NPT F: G

Names and Functions of Individual Parts

Display Part

Output(OUT1)Lamp : Lit when OUT1 is ON.

Flickers when an overcurrent error occurs.

Flow display : Instantaneous flow, integrated flow and set value are displayed.

Flow check display : Flickering interval varies depending on the flow.

Unit display : Selected unit is displayed. Single unit type is displayed in SI unit ( /min or , m3, m3×103 ).

Button (UP) : Selects a mode and increases a set ON/OFF value. Button (DOWN) : Selects a mode and decreases a set ON/OFF value. MODEButton (MODE) : Changes the mode.

SETButton (SET) : Changes the mode and sets a set value.

RESET

Pressing the and buttonssimultaneously will activate the RESET function. Use this

function to clear errors

 

FLOW SWITCH

Flow display

 

 

 

Flow check display

when a trouble occurs.

 

 

 

Body

ANR

Unit display

OUT

MODEButton(MODE)

 

 

 

Flow switch sensor body.

 

U P SET MODE DOWNButton (DOWN)

The arrow on the side of

 

 

 

SETButton (SET)

 

 

 

 

 

 

the body indicates the

Output(OUT1)

Button (UP)

direction of flow.

display

 

Piping port

Display part

Lead wire with connector

Flow Rate Range

03:150 to 3000/min

06:300 to 6000/min

12:600 to 12000/min

NOTE1:

The revised Measurement Law of Japan does not allow use of meters or measuring

This port connects with Piping port

on one end (option)

Connector

pipeline. Use a pipe fitting to

(IN)

 

 

connect with external pipeline.

instruments, which have a unit selection function, in Japan.

NOTE2: The fixed unit

For instantaneous flow rate is : /min

For integrated flow rate is : , m3, m3×103

Accessories

(When no symbol is specified

for wiring in the type specification) Lead wire with connector on one end (3 m in length)

Body Piping Port(OUT)

4

5

Image 4 Contents
Digital Flow Switch Large Flow Rate Type Contents Do not operate beyond specification range Fire, malfunction or switch damage can result・Wiring correctly ・Do not wiring while power is on Do not use with a combustible fluidModel Indication Method Names and Functions of Individual PartsMounting InstallationPiping connections Example of Internal Circuit and Wiring Output Specification-28, -29 -68, -69OUT1 Output Specifications SettingInstantaneous switch output oU10 Integration switch output oU11 Function SettingKey lock setting Display selecting mode Display unit selecting modeOutput specification selecting mode Output method selecting modeFlow conversion mode Flow rate setting modeInstantaneous switch output oU10 Error Display and Troubleshooting Other FunctionsFlow display check Clear of Integrated ValueSpecification Full View with Dimensions in mm Thred G
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