Sensor Main Unit 40A/50A Type FD-R50

Model

FD-R50

Supported pipe diameter

1 1/2" (40 A), ø44 to ø55 1.73" to 2.17"
2" (50 A), ø55 to ø64 2.17" to 2.52"　

Supported pipe materials

Metal / resin^*1

Supported fluids

Various liquids (i.e. water, oils, chemicals)^*1

Supported fluid temperature

- 20 to + 120°C - 4.0 to + 248 °F (no freezing on the pipe surface)^*2

Maximum rated flow

Rated flow velocity range: 5.0 m/s
Flow rate range (Typical):
1 1/2" (40 A): 400 L / min 100 gal / min 24 m³/ h)
2" (50 A): 600 L / min 150 gal / min 36 m³ / h

Zero cut flow rate

Zero cut: 0.3 m/s (default)^*3
Flow rate (Typical): 36 L / min 9 gal / min 2.4 m³ / h

Display method

Dual row, 5-digit display with white, 14-segment LED; Large status indicator; Output indicators; Stability indicator; Unit indicator

Display update cycle

Approx. 3 Hz

Display resolution

0.1 / 1 (L / min)

Response time

0.5 s / 1.0 s / 2.5 s / 5.0 s / 10.0 s / 30.0 s / 60.0 s / 120.0 s / 200.0 s (variable)

Measurement accuracy

Between 20 and 100% of F.S. : ±2.0% of RD^*4*5
Between 6 and 20% of F.S. : ±0.4% of F.S. ^*4*5

Protection circuit

Power supply reverse connection protection, Power supply surge protection, Short-circuit protection for each output, Surge protection for each output

Zero point error

±0.5% of F.S.^*4*6

Hysteresis

Variable

Flow units

L / min, m³ / h, gal / min

Integrated flow unit display

1 / 10 / 100 / 1000 / 10000 (L)

Pipe temperature measurement accuracy

±3°C ±5.4°F (liquid temperature of - 20 to + 50°C, - 4 to + 122°F)
±5°C ±9°F (liquid temperature of 50 to + 120°C, 122 to 248°F)
(ambient operating temperature of 25°C 77°F)^*4

Wiring specifications

Power supply

DC power supply: M12 4-pin connector / AC power supply: M4 screw terminal block (selectable)

I/O

When using a DC power supply: M12 4-pin connector / when using an AC power supply: M3 screw terminal block

Input/Output (Selectable)

Output (ch.1/ch.2)

Control output / Integrated pulse output / Error output / Temperature alarm, NPN / PNP setting switchable,open collector output 30 VDC or less, max. 100 mA / ch., residual voltage: 2.5 V or less^*7

Analog output (ch.1/ch.2)

Flow rate analog output / Temperature analog output and 4 - 20 mA / 0 - 20 mA (selectable), load resistance: 500 Ω or less^*7

External input (ch.2)

Integrated flow reset input / Flow rate zero input / Origin adjustment input (selectable), short-circuit current: 1.5 mA or less, input time: 20 ms or more^*7

Rating

Power voltage

20 to 30 VDC including 10% ripple (P-P), Class 2 / 100 to 240 VAC - 15% or + 10% (50 / 60 Hz)

Current consumption

When using a DC power supply: 200 mA or less (load current excluded), 400 mA or less (load current included) When using an AC power supply: 15 VA or less

Environmental resistance

Enclosure rating

IP65 / 67 (IEC60259), IP69K (ISO20653), Enclosure Type 4X (NEMA250)

Ambient temperature

- 20 to + 60°C - 4.0 to 140 °F (no freezing)^*2

Relative humidity

5 to 90%RH (no condensation)

Vibration resistance

10 to 55 Hz, compound amplitude 1.5 mm 0.06", XYZ axes 2 hours for each axis

Shock resistance

100 m/s² , 16 ms pulse, XYZ axes, 1000 times for each axis

Dimensions

Main unit size: 218.5 mm × 66.9 mm × 70.7 mm 8.60" × 2.63" × 2.78"

Material

Main unit

Body: aluminum die-casting + coating / PPS, display: reinforced glass, connectors: SUS304-equivalent

Unit rear

Rubber

Upper/lower bracket

SUS304

Weight

Main unit: Approx. 1.0 kg
Upper/lower bracket: Approx.1.5 kg (including sub unit)