ONICON F-4000 Series - Manual (Page 6)

11451 Belcher Road South, Largo, FL 33773 • USA • Tel +1 (727) 447-6140 • Fax +1 (727) 442-5699 • [email protected]
F-4000 Series Ultrasonic Flow Meter Manual 05/15 - 0707-13 / 18838 Page 6
1.4 STANDARD FEATURES AND SPECIFICATIONS
• Wall-mounted NEMA 4 steel enclosure with 2-line alphanumeric user interface/display
• One externally powered electrically isolated 4-20 mA analog output for flow rate
• One scalable electrically isolated open collector pulse output for totalizing flow
• One programmable form C relay to indicate flow direction or alarm.
GENERAL SPECIFICATIONS
ACCURACY
± 1.0% of reading from 1 to 40 ft/sec
± 0.01 ft/s for velocities below 1 ft/sec
OVERALL FLOW RANGE
0.1 to 40 ft/sec
SENSING METHOD
Clamp-on ultrasonic, differential transit time
method in direct or reflect mode
PIPE SIZE RANGE
½” through 48” nominal diameter
PROGRAMMING
Factory programmed for specific application
MEMORY
Non-volatile memory retains all program
parameters and totalized values in the event of
power loss.
DISPLAY
Alphanumeric 2-line, 16-characters per line
multifunction LCD display
(Character height, 0.2”)
Displays total flow, flow rate, speed of sound,
% gain, % aeration, signal strength, flow
direction & alarm conditions
Rate display range: 0 - 9,999,999
Totalizer display range: 0 – 99,999,999
Totalizers will roll over to zero when maximum
count is exceeded.
OUTPUT SIGNALS PROVIDED
Analog output: Electrically isolated 4-20 mA
(Externally powered 10 – 30 VDC)
Scalable pulse output: Optically isolated open
collector (Contact rating: 30 VDC, 10 mA
maximum, pulse duration: 50 ms)
Relay output for flow direction or alarm:
Programmable form C relay (Contact rating: 30
VDC, 250 mA maximum)
FLUID TEMPERATURE RANGE
Standard: -40° F to 250° F
Optional: High Temperature -40° F to 446° F
AMBIENT OPERATING TEMPERATURE RANGE
14° F to 122° F
STORAGE TEMPERATURE RANGE
-4˚ F to 140˚ F
MECHANICAL
MATERIALS OF CONSTRUCTION
Electronics enclosure: Wall-mount, powder coat
painted steel enclosure with stainless steel
hardware
Transducer mounting hardware: Anodized
aluminum and stainless steel
Transducers: Anodized aluminum and plastic
ENCLOSURE RATINGS
NEMA 4, weathertight
ELECTRICAL
This equipment is intended for INSTALLATION
CATEGORY (OVERVOLTAGE CATEGORY) II
applications. Installations must comply with all local,
state and federal building codes.
INPUT POWER – Factory selectable
11.5 to 28.5 VDC, 10 Watts maximum
(Internal: 5x20mm, 250V/2.0A fuse)
90-240 VAC 50/60 Hz, 15 VA maximum
(Internal: 5x20mm, 250V/0.5A fuse)
OVERCURRENT PROTECTIVE DEVICE RATINGS:
Supply mains overcurrent protective devices with
the following ratings:
120 VAC 50/60 Hz – 15 A
230 VAC 50 Hz – 6 A
ELECTRICAL CONNECTIONS
Enclosed terminal connections, cable access through
four standard ¾” conduit openings
Transducer signals: (2) F-connectors supplied with
quick-disconnect adapters
Input power: 3 terminal removable connectors
(12 – 22 AWG)
Signal inputs/outputs: PCB mount terminal blocks
(14 – 26 AWG)
WIRING
Transducer signals: Use Belden 9269 coaxial cable or
equivalent (93Ω nominal impedance)
24 VDC input power: Use PVC jacketed copper cable
with a wire gauge suitable for the length of run and
required maximum current carrying capacity.
Provide a separate protective earth wire.
120/230 VAC input power: Use a 3-wire service
with one wire a protective earth ground.
Signal inputs/outputs: Use PVC jacketed copper
shielded cable with a wire gauge suitable for the
length of run and required maximum current
carrying capacity.