Example of Internal Circuit and Wiring
Output Specification
When the Lead wire with connector provided by SMC corporation is used the color of wire (Brown, white, Black, Blue) shown on circuit diagram will be applied.
－28, －29
NPN open collector 1 output + Analog output Max. 30V,80mA Internal voltage drop : 1V or less
] | 5 | 20 | ｍＡ] | |
Output : 1 to 5V | Ｖ | |||
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| Analog Output |
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| Analog Output [ |
Output : 4 to 20mA |
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| 1 | 4 | ||
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| Min. measured flow Max. measured flow |
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| Instantaneous flow [ | /min ] |
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Circuit | 4 |
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Main | 2 |
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－68, －69 |
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Brown
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OUT1 | Load |
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Black |
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Analog Output | ＋ |
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White |
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| 24VDC | ||
Load |
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－ |
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Blue
Model No. | Max. measured flow | Min. measured flow | ||
( | /min) | ( /min) | ||
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PF2A703H |
| 150 | 3000 | |
PF2A706H |
| 300 | 6000 | |
PF2A712H |
| 600 | 12000 | |
●Turn off power before connecting or disconnecting the connector. |
●To insert the connector, push the connector socket of the lead |
wire to the key part of the switch connector after aligning them |
PNP open collector 1 output + Analog output Max. 80mA Internal voltage drop : 1.5V or less
to each other and secure the connector with the lock nut. |
●To disconnect the connector, unlock the connector lock nut and |
| 1 |
Circuit | 4 |
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Main | 2 |
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| 3 |
Brown
OUT1
Black Load Analog Output
White Load ＋
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Blue
24VDC
pull out the connector straight. |
●Install the lead wire separately from the route for power cable |
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result due to noise. |
Connector pin number | Pin No. | Pin name | ||
4 | 3 | |||
1 | DC(+) | |||
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| 2 | Analog Output | |
1 | 2 | 3 | ||
4 | OUT1 | |||
| Key | |||
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8 | 9 |