| Model | Measured fluid | Flow rate measurement range | Set flow rate range | Rated flow range | Minimum set unit | Accumulated pulse flow rate exchange value (Pulse width: 50 ms) | Note 1, 2)Display units | Operating fluid temperature | Linearity | Repeatability | Temperature characteristics | Current consumption (No load) | Weight Note 3) | Port size (Rc, NPT, G) | Detection type | Indicator light | Operating pressure range | Proof pressure | Accumulated flow range Note 4) | Output Note 5)specifications | Status LED?s | Response time | Hysteresis | Power supply voltage | Resistance |
| PF2A721 | Air, Nitrogen | 10 to 210 l/min | 10 to 210 l/min | 20 to 200 l/min | 2 l/min | 2 l/pulse | l/min, CFM x 10-1 | l, ft3 x 10-1 | 0 to 50C | ?5% F.S. or less | ?2% F.S. or less | ?3% F.S. or less (15 to 35C, based on 25C), ?5% F.S. or less (0 to 50C, based on 25C) | 160 mA or less | 290 g | 3/8 | Heater type | 3-digit, 7-segment LED | ?50 kPa to 0.75 MPa | 1.0 MPa | 0 to 999999 l | NPN open collector Maximum load current: 80 mA; Internal voltage drop: 1 V or less (with load current of 80 mA) Maximum applied voltage: 30 V; 2 outputs | PNP open collector Maximum load current: 80 mAInternal voltage drop: 1.5 V or less (with load current of 80 mA); 2 outputs | NPN or PNP open collector (same as switch output) | Illuminates up when output is ON OUT1: Green; OUT2: Red | 1 sec. or less | Hysteresis mode: Variable (can be set from 0), Window comparator mode Note 6) : 3-digit fixed | 12 to 24 VDC (ripple ?10% or less) | IP65 | Operating: 0 to 50C, Stored: ?25 to 85C (with no freezing and condensation) | 1000 VAC for 1 min. between external terminal and case | 50M or more (500 VDC Mega) between external terminal and case. | 10 to 500 Hz with a 1.5 mm amplitude or 98 m/s2 acceleration, in each X, Y, Z direction for 2 hrs, whichever is smaller. (de-energized) | 490 m/s2 in X, Y, Z directions 3 times each | 1000 Vp-p, Pulse width 1 ?s, Rise time 1 ns |
