
2
FLR, FLS, FLY
Configuration:
Fully configurable from the 4-key pad (ESC,
, , ENT) on the surface of flow
transmitter’s housing case by menu-driven
software
Zero adjustment:
Set zero/Clear available
Damping: 0 to 100s (every 1s) configurable for analog
output and display
Low flow cut off :
0 to 5m/s configurable
Alarm: Hardware fault/Process fault applicable to digi-
tal output
Burnout: Analog output : Hold/Over-scale/Under-scale/
Zero selectable
Total: Hold/Count selectable
Working timer : 0 to 100s (every 1s) configurable
Bi-directional range:
Forward and reverse ranges configurable inde-
pendently
Hysteresis: 0 to 10% of acting range configurable
Acting range applicable to digital output
Functional specifications
Ambient temperature:
-20 to +50deg.C for flow transmitter
-20 to +60deg.C for detector
Ambient humidity:
90%RH or less
Grounding: Class D (less than 100 ohm)
Synchronization (option):
Cross-talk when located closely or acoustic in-
terference when installed on the same pipe
line removable by simultaneous transmission
of ultrasonic waves
Number of connectable units: up to 31
Cable length: up to 15m
Master/Slave selectable
Arrester (option):
Arrester unit for outputs available (while ar-
rester for power supply incorporated as stan-
dard)
Performance specifications
Accuracy:
Pipe size (inside dia.) 2m/s or more
Less than 2m/s
25 to less than 50mm
±3% of rate ±0.06m/s
50 to 225mm ±2% of rate ±0.04m/s
Response time:
System cycle: 0.2s
Dead time: less than 0.2s, Time constant: 0.1s
Power consumption:
15VA or less for AC power supply
5W or less for DC power supply
Permissible air volume rate:
Up to 0.2% at 1 m/s (inversely proportional to
velocity)
Short-term thermal stability:
140deg.C, 30min
Analog output:
4 to 20 mA DC (1 point)
Max. load resistance : 600 ohm
Digital output:
+ total, - total, alarm, acting range, flow switch
or total switch arbitrarily available
Transistor open collector: 1 point (DO1)
Capacity: 30V DC, 0.1A
Normal off/on selectable
Total pulse: 1pulse/day to 100pps (Pulse
width: 5, 10, 50, 100 or 200ms)
Mechanical relay contact: 1point (DO2), with
socket (exchangeable)
Normal close/open selectable
Capacity: 220V AC /30V DC, 1A
(resistive load)
Mechanical expected life: More than 2 x 107
operations
Total pulse: 1pulse/day to 1pps (Pulse width:
50, 100 or 200ms)
Total display: Display of forward or reverse total
Number: 7digits (decimal point be counted as
1digit)
Unit: Metric/Inch system selectable
L/s, L/min, L/h, kL/h,
ML/d, m3/s, m3/min,
m3/h, Mm3/d, BBL/s,
BBL/min, BBL/h,
MBBL/d
gal/s, gal/min, gal/h,
kgal/h, Mgal/d, ft3/s,
ft3/min, ft3/h, Mft3/d,
BBL/s, BBL/min,BBL/h,
MBBL/d
Metric system Inch system
Velocity m/s ft/s
Flow rate
Note: The “gal” means USgal.
mL, L, m3, km3, Mm3,
mBBL, BBL, kBBL
gal, kgal, ft3, kft3, Mft3,
mBBL, BBL, kBBL,
ACRE-in, ACRE-ft
Metric system Inch system
Total
Communication interface (option):
RS-232C equivalent / RS-485
Number of connectable units: one (RS-232C)/
up to 31 (RS-485)
Baud rate: 2400/4800/9600/19200 bps select-
able
Parity: None/Odd/Even selectable
Stop bit: 1 or 2 bits selectable
Cable length: up to 15m (RS-232C)/up to 1km
(RS-485)
Data: Velocity, flow rate, +total, -total, status,
etc.
Display device:
2-color LED (Normal: green, Extraordinary:
red)
LCD with 2 lines of 16 characters and back
light
Display language:
English, Japanese, French, German or Spanish
selectable
Velocity/Flow rate display:
Display of velocity and/or flow rate with flow
direction
Number: 9 digits (decimal point be counted as
1 digit)
Unit: Metric/Inch system selectable