project

Performance/Parameters

measure

quantity

main

Machine

accuracy

1.0 %

repetitiveness

0.2%

maximum flow rate

64m/s

input

3-channel 4-20mA input is optional, with an accuracy of 0.1%. It can input signals such as pressure, liquid level, temperature, etc., and can also be used as a digital interface

Two way three wire PT100 platinum resistor input circuit, capable of achieving heat metering function (enthalpy difference method)

output

Current signal (optional module): 4-20mA, impedance 600 Ω floating, accuracy 0.1%.

Frequency signal (optional module): Choose between 1-9999 Hz, OCT output.

Pulse signal: positive, negative, net flow and heat accumulation pulses, dual OCT output (with one pulse width programmable between 6-1000ms, default 200ms).

Alarm signal: Dual OCT output, with up to 20 selectable source signals.

Data interface: Isolated RS485 serial interface.

communication protocol

MODBUS protocol, MBUS protocol, FUJI extension protocol, it is recommended to use MODBUS-RTU protocol or MODBUS-ASCII protocol

operating current

50mA (without connecting keyboard display and buzzer not sounding)

spare battery

Using CR2032, maintain 100000 hours of data without loss under 24VDC power outage conditions

Ambient temperature

-10 ℃~70 ℃ (please contact the manufacturer if the temperature range exceeds this requirement)

sensor

External binding type

Standard S1 type, suitable for pipe diameter DN15-100mm

Standard M1 type, suitable for pipe diameter DN50-700mm

Standard L1 type, suitable for pipe diameters ranging from DN300 to 6000mm

High temperature S1H type, suitable for pipe diameter DN15-100mm

High temperature M1H type, suitable for pipe diameter DN50-700mm

Sensors from other manufacturers

plug-in

The material of the measuring pipeline is not limited (for non-stop installation) and is suitable for pipes with a diameter of DN80 or above.

Pipe section type

π - type pipe segment type: suitable for pipe diameters of DN25-DN40, with a measurement accuracy of ± 0.5% for the entire machine

Standard pipe section type: suitable for pipe diameters of DN50 to DN1000, with a measurement accuracy of ± 0.5% for the entire machine

signal cable

Special SEYV75-2 shielded twisted pair cable, factory standard 5-meter, can be extended up to 500 meters for specific occasions (not recommended).

Protection level

IP68 (capable of working in water immersion)

Measurable pipeline

pipe material

Steel, stainless steel, cast iron PVC、 Copper, aluminum, cement pipes, and other materials with dense texture are allowed to have lining.

Lining material

Epoxy asphalt, rubber, mortar, polypropylene, polystyrene, polyester, polyethylene, hard rubber, rubberwood, polytetrafluoroethylene.

inner diameter

15mm~6000mm (the inner diameter of the π - shaped pipe segment can be as small as 2mm)

Length of straight pipe section

Upstream ≥ 10D, downstream ≥ 5D, distance from pump outlet ≥ 30D.