Input

Flow range

± 12 m/s (± 40 ft/s), bi-directional

Flow sensitivity

0.0003 m/s (0.001 ft/s) flow rate independent

Digital Inputs

Totalizer Hold

Optically isolated diode

Input voltage: 2 … 10 V DC

Totalizer Reset

Opticall isolated diode

Input voltage: 2 … 10 V DC

Output

Current

• 4 ... 20 mA (Isolated)
• externally powered 10 … 30 V DC

Relay

• Programmable Form C 250 mA
• 30 V DC
• 3 VA max

Pulse¹⁾

• Optically isolated transistor 10 mA
• 30 V DC max

Accuracy

Accuracy

For velocities ? 0.3 m/s (1 ft/s)

• 4 … 20 mA

± 1.0 % of flow

• Pulse, relay output

± 0.5 % … 1.0 % of flow

Batch repeatability

± 0.15 %

Zero Drift

0.1 % of rate; 0.0003 m/s (0.001 ft/s)

Data refresh rate

5 Hz

Rated operation conditions

Operating temperature

-10 … +50 °C (14 … +122 °F)

Storage temperature

-20 … +60 °C (-4 … +140 °F)

Degree of protection

IP65/NEMA 4X

Design

Weight

1,4 kg (3.0 lbs)

Dimensions (W x H x D)

175 x 235 x 92 mm
(6.89 x 9.25 x 3.62 inch)

Enclosure material

Polycarbonate

Power supply

100 ... 240 V AC @ 20 VA or
11.5 ... 28.5 V DC @ 10 W

Certificates and approvals

Unclassified locations

UL, UL_c

Classified locations

CE

EMC Directive 2014/30/EU

ATEX Directive 2014/34/EU

C-TICK