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Keyence FD-Q20C 二手流量计
说明
Keyence FD-Q20C 二手流量计，拆机件，有轻微使用痕迹。
规格参数
| Brand | Keyence |
|---|---|
| Model | FD-Q20C |
| Power supply | Power voltage 20 to 30 VDC, ripple (P-P) 10% max, Class2/LPS; Current consumption ≤100 mA (Load current excluded) |
| Response time | 0.5 s / 1.0 s / 2.5 s / 5 s / 10 s / 30 s / 60 s |
| Power I/O connector | M12 4-pin connector |
| Supply Voltage And Current | 20-30 V DC, 300 mA, LPS or Class2 |
| Weight | Approx. 400 g (including mounting bracket) |
| Ambient temperature | -10 to +60 °C, 14 to 140 °F; no freezing |
| Relative humidity | 35 to 85 % RH (No condensation) |
| Supported fluid temperature | 0 to 85°C, 32 to 185°F (No freezing on the pipe surface) |
| Vibration resistance | 10 to 55 Hz, Double amplitude 1.5 mm, 0.06", 2 hours in each of the X, Y, and Z directions |
| Analog output (ch.2) | 4 to 20 mA / 0 to 20 mA (Selectable, Default: not used), load resistance ≤500 Ω |
| Display method | Status indicator, output indicator, dual row display with 4-digit, 7 segment LED, stability level indicator |
| Display resolution | 0.1/ 1 (Default : 0.1) (L/min) |
| Display update cycle | Approx. 3 Hz |
| Enclosure rating | IP65/IP67 (IEC60529) |
| External input (ch.2) | Integrated flow reset input/ Flow rate zero input/ Origin adjustment input (Selectable, Default: not used), short-circuit current ≤1.5 mA, input time 20 ms or more |
| Hysteresis | Variable |
| Integrated flow data storage cycle | Save to memory every 10 seconds |
| Integrated flow unit display | 0.1/ 1/ 10/ 100/ 1000 (Default : 1) (L) |
| Material (Mounting bracket) | SUS304/PA/SUSXM7 |
| Material (Sensor main unit) | PPS/PES/PBT/SUS303/SUS304/SUSXM7 |
| Material (Sensor surface) | Rubber |
| Maximum rated flow | 1/2" (15 A): 60 L/min, 15.9 G/min; 3/4" (20 A): 100 L/min, 26.4 G/min |
| Memory backup | EEPROM (Data storage length: 10 years or longer, Data read/write frequency: 1 million times or more) |
| Output (ch.1/ch.2) | Control output/ Pulse output/ Error output (Selectable, Default : ch.1 control output/ ch.2 not used), NPN/PNP setting switchable,open collector output ≤30 V, max. 100 mA/ch., residual voltage ≤2.5 V |
| Output 2 And Analog Output And External Input | OUT2(100 mA) / ANALOG OUT(4-20 mA) / EXTERNAL-INPUT |
| Protection circuit | Power supply reverse connection protection, power supply surge protection, each output short-circuit protection, each output surge protection |
| Repeatability | 0.5 s : ±2.0%, 1 s:±1.5%, 2.5 s : ±1.0%, 5 s : ±0.5%, 10 s : ±0.35%, 30 s : ±0.2%, 60 s : ±0.15% (/F.S.) (Specific to selected response time) |
| Shock resistance | 100 m/s^2, 16 ms pulse, 1,000 times in each of the X, Y, and Z directions |
| Supported fluids | Various liquid [i.e. water (including DI), oils, chemicals, etc.] |
| Supported pipe diameter | 1/2" (15 A), ø18 to ø23 (mm); 3/4" (20 A), ø23 to ø28 (mm) |
| Supported pipe materials | Metal pipe/Resin pipe |
| Zero cut flow rate | 2.5 L/min (Default) |