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INSTRUCTION MANUAL

Integrated Indicator Type for Gas Flow Sensor

FM-200 Series

D2-255025-A

ME-FM200 No.0057-36V

Thank you very much for purchasing Panasonic products. Please read this Instruc-

tion Manual carefully and thoroughly for the correct and optimum use of this product. 

Kindly keep this manual in a convenient place for quick reference.

WARNING

 

● Never use this product in a device for personnel protection.

 

● In case of using devices for personnel protection, use products which meet laws 

and standards, such as OSHA, ANSI or IEC etc., for personnel protection appli-

cable in each region or country.

1

PART DESCRIPTION

MODE key

Forward direction display

(Note 1)

UP key
DOWN key

Connector area 

for piping  

(Note 2)

Connector area 

for piping 

(Note 2)

Comparative output 2 indicator (Green) 

Comparative output 1 indicator (Green) 

Main display

(Green / Red)

Sub display (Green / Red)

Connector area for 

cable with connector 

Notes: 1) Direction of the arrow indicates the forward direction of flow rate when setting the flow direction to bi-direction 

or one-side forward direction. When setting the flow direction to one-side reverse direction, a direction oppo-

site to the forward direction display will be the forward direction of the flow rate. For setting flow direction, re-

fer to “

Flow direction setting

” in “

9

PRO MODE

.”  

 

2) ø4 push-in joint / ø8 push-in joint is incorporated into 

FM-□-4

(

-P

) / 

FM-□-8

(

-P

), respectively. The push-in joint 

is not incorporated into the aluminum body type.

2

PIPING

 

●  The following specified tube should be used to insert to the push-in joint type product.

 

● Before using the product, make sure to check that the tube is firmly inserted.

Material of tube

Tube diameter

Allowable diameter

Polyamid

ø4, ø8

Within ±0.1mm

Polyurethane

ø4

Within ±0.1mm

ø8

0.1 / -0.15mm

 

● Install a filter, an air dryer and an oil mist filter (micro-alescer) onto the primary 

side (upstream) of the product since the compressed air from the compressor 

contains drain (water, oil oxide and foreign materials, etc.). Mesh (wire net) in the 

product is used to rectify the flow in the pipe. Always install a filter to the primary 

side of the product since this mesh is not a filter to remove foreign materials, etc.

Pneumatics 

pressure 

source

Filter

Regulator

Flow sensor

(This product)

Air dryer

Oil mist filter

(Micro-alescer)

 

●  When using a valve on the primary side of the product, only use an oil-prohibit specifica-

tion valve. The product may malfunction or break if subject to splattering grease or oil, etc.

 

● When using the product with adsorption verification, etc., always install an air filter 

whose filtration property is 10µm or less onto the suction side to prevent suction 

of foreign materials and water. Furthermore, consider atmospheric dew point and 

ambient temperature of the product, use the product under the conditions that 

dew condensations will not be formed in the inside of pipe.

 

●  In case of mounting commercial joint to the aluminum body type, apply a spanner on 

the metal part of this product and tighten by the tightening torque of 16 to 18N·m. If 

excessive torque is applied, the commercial joint or the main body may break.

 

● When piping, care must be taken that foreign materials such as sealing tape and 

adhesive must not enter into the inside. If the foreign materials are entered, the 

product may malfunction or break.

 

●  Make sure to mount the joint when using the product with its secondary side (downstream) 

is open to the air. If the joint is not mounted, the port filter of the product may fall off.

3

WIRING

Connection method

 

●  Insert the cable with connector 

CN-F15-C1

 (accesso-

ry) into the connector area of this product and mount 

the connector cover.

Disconnection method

 

●  Remove the connector cover and pressing the release 

lever of the cable with connector, pull out the connector.

Connector 

cover

Note:  Do not pull by holding the cable without pressing the release lever, as this can cause cable break or connector break.

<Terminal arrangement> (Sensor body)

1 2 3 4 5

Terminal No. Color code of the 

cable with connector

Terminal name

1

Brown

+V

2

Black

CH1 (comparative output 1)

3

White

CH2 (comparative output 2 / external input)

4

Gray

Analogue voltage output

5

Blue

0V

4

MOUNTING

Horizontal mounting

 

●  Use M3 screw and the tightening torque should be 0.5N·m.

<Resin body type>

27

17mm

2-ø3.4

through-hole

(Unit: mm)

Dimension

M3 screw

(Please arrange separately.)

Vertical mounting

 

●  Use M3 screw and the tightening torque should be 0.5N·m.

<Resin body type>

<Aluminum body type>

15.5

9.5

2-M3

depth 5

M3 screw

(Please arrange separately.)

(Unit: mm)

Dimension

30

13

2-M3 depth 5

M3 screw

(Please arrange separately.)

(Unit: mm)

Dimension

When using sensor mounting bracket

 

●  When mounting the product on the sensor mounting bracket 

MS-FM2-1

 (optional) 

or 

MS-FM2-2

 (optional), use the M3 screw (length 6mm) attached to the sensor 

mounting bracket. The tightening torque should be 0.5N·m.

Use M3 screw to mount the sensor mounting bracket on a sensing surface.

<Resin body type>

Use 

MS-FM2-1

<Aluminum body type>

Use 

MS-FM2-2

30

6

3.5

(Unit: mm)

Dimension

M3 screw

(Please arrange separately.)

M3 screw (length 6mm)

(Attached to 

MS-FM2-1

)

30

40

6

3.5

(Unit: mm)

Dimension

M3 screw

(Please arrange separately.)

M3 screw (length 6mm)

(Attached to 

MS-FM2-2

)

5

I/O CIRCUIT DIAGRAMS

 

NPN output type

Internal circuit

Users’ circuit

(Brown) +V

Load

Load

(White) CH2 (Comparative output 2 / External input) 

(Blue) 0V

(Note)

(Note 2)

Approx. 1kΩ

(*1)

(*2)

(Black) CH1 

(Comparative output 1)

50mA max.

50mA max.

(Gray) Analogue voltage output 

+
-

12 to 24V DC

±10%

Terminal No.

Color code of cable with connector

Main circuit

 

PNP output type

Internal circuit

Users’ circuit

Color code of cable with connector

(Brown) +V

Load

Load

(White) CH2 (Comparative output 2 /

External input)

(Blue) 0V

(Note)

(*1)

(*3)

(Black) CH1 

(Comparative output 1)

50mA 

max. 

50mA max.

(Gray) Analogue voltage output

+
-

12 to 24V DC

±10%

Terminal No.

Main circuit

(Note 2)

Approx. 1kΩ

*1:  When using CH2 as a comparative output 2
*2:  When using CH2 as an external input

*3:  When using CH2 as an external input

Non-voltage contact, NPN transistor or 

DC 2-wire output

or

High (+5 to +V or Open): Invalid

Low (0 to +0.4V): Valid

Non-voltage contact, PNP transistor or 

DC 2-wire output

or

High (+5 to +V): Valid

Low (0 to +0.6V or Open): Invalid

Notes: 1) As for the aluminum body type, variable resistor (clamping voltage: approx. 40V) is connected between the 

internal power circuit and the metal body to prevent breakdown of the sensor. Connect the metal body to +V 

of power supply or frame ground (F.G.) of a device that is connected to 0V. High potential and insulation re-

sistance tests between the internal power circuit and the metal body must not be done. 

 

2) Short-circuit protection is not incorporated into the analogue voltage output. 

 

  Do not connect the power supply or capacitive load directly to the analogue voltage output.

6

OUTPUT MODE

 

●  The output OFF mode, window comparator mode, hysteresis mode, integrated 

output mode or integrated pulse output mode can be selected as the output mode 

for comparative output 1 and comparative output 2. Refer to “Output mode and 

threshold value setting mode” in “

8

MENU SETTING MODE

” for details.

Output OFF mode

 

●  In this mode, the comparative output can always be OFF.

Summary of Contents for FM-252-4-P

Page 1: ... of the product may fall off 3 WIRING Connection method Insert the cable with connector CN F15 C1 accesso ry into the connector area of this product and mount the connector cover Disconnection method Remove the connector cover and pressing the release lever of the cable with connector pull out the connector Connector cover Note Do not pull by holding the cable without pressing the release lever as...

Page 2: ...ction then conduct key operation or input an external signal For setting the integrated value reset input function refer to CH2 setting in 9 PRO MODE 2 The integrated value will be reset when the power is supplied again at the integrated flow rate display Confirmation of the set value The threshold value of the comparative output 1 and the output mode can be checked while holding down UP key when ...

Page 3: ... Press ON when higher than threshold value ON when lower than threshold value Notes 1 When setting CH2 the threshold value of the comparative output 1 may be reset Therefore confirm the threshold value of the comparative output 1 after setting CH2 2 For CH2 setting mode refer to Output mode in 8 MENU SETTING MODE 3 For teaching function refer to 10 TEACHING FUNCTION Response time setting Sets resp...

Page 4: ... or more cable Make sure that stress by forcible bend or pulling is not applied directly to the sen sor cable joint This product is suitable for indoor use only Do not use this product in places having excessive vapor dust etc or where it may come in contact with corrosive gas etc Take care that the product does not come in contact with water oil grease or or ganic solvents such as thinner etc str...

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