IN-LINE FLOWMETERS WITH
LIMIT SWITCHES
CAPACITIES: 0.2 to 30 GPM of Water, 0.1 to 30 GPM of Oil,
2 to 250 SCFM of Air
FL-6101B Series
†
Optional
U ±2% FS Accuracy
U ±1% Repeatability
U Direct Readings for
Water, Oil, or Air
U Built-in Limit Switch
for Alarm and Control
U Mounts in Any Direction
U Easy Setpoint Adjustment
U Splash-Proof Construction
U Compact Size
U ¹⁄₂ or ³⁄₄ FNPT Connections
OMEGA® in-line flowmeters offer
high accuracy flow rate indication
for water, oil, or air and the ability to
either control the flow rate or alarm
on high or low flowrates. These
units feature an SPDT switch that
can be triggered at any point along
the flow range.
FL-6304B.
Both shown smaller than actual size.
30
Pressure Drops
(add 10% for oil)
20
10
PRESSURE DROP-PSI
SELECT CURVE TO MATCH MAXIMUM
FLOW RATE OF APPROPRIATE MODEL
5 GPM
10 GPM
369
12 15 18 21 24 27 30
FLOW—GPM
FL-6101B.
30 GPM
5 GPM
15 GPM, 2 GPM
SPECIFICATIONS
Switch: Micro SPDT 10A @ 250 Vac
Cable: 0.8 m (34") cable
Max Temperature and Pressure:
Water/Oil: 116°C (240°F)/3500 psi
Air: 116°C (240°F)/1000 psi
Dimensions (D x W x Lay Length):
1
⁄2 NPT: 102 x 72 x 168 mm
(4 x 2.82 x 6.6");
3
⁄4 NPT: 83 x 184 x 182 mm
(3.3 x 7.3” x 7.2")
Wetted Parts:
Water Meters: C360 brass body,
piston, and cone; T302 SS spring;
ceramic magnet
Oil Meters: 2024-T351 anodized
aluminum body, piston, and cone;
T302 SS spring; ceramic magnet
Air Meters: 2024-T351 anodized
aluminum body, piston, and cone;
T302 SS spring; ceramic magnet
Enclosure: NEMA 12 (IP65)
Relay: 10A@250 Vac max;
0.5A@125 Vdc max
To Order Visit omega.com/fl6100ss_7900ss for pricing and Details
Medium/ Pressure
Model No. Sp. Gr. Range Connections Drop (psid)
FL-6101B Oil/0.876 0.1 to 1 GPM ¹⁄₂ NPT 1.2
FL-6102B Oil/0.876 0.2 to 2 GPM ¹⁄₂ NPT 1.2
FL-6318B Water/1.0 0.2 to 2 GPM ¹⁄₂ NPT 2
FL-6304B Water/1.0 0.5 to 5 GPM ¹⁄₂ NPT 3
FL-6312B Water/1.0 1 to 15 GPM ¹⁄₂ NPT 9
FL-6720B Air/100 psi 3 to 25 SCFM ¹⁄₂ NPT 2
FL-7605B Oil/0.876 0.5 to 5.0 GPM ³⁄₄ NPT 8
FL-7609B Oil/0.876 1.0 to 10 GPM ³⁄₄ NPT 4
FL-7615B Oil/0.876 2 to 20 GPM ³⁄₄ NPT 7
FL-7625B Oil/0.876 3 to 30 GPM ³⁄₄ NPT 28
FL-7825B Water/1.0 3 to 30 GPM ³⁄₄ NPT 24
FL-7940B Air/100 psi 5 to 50 SCFM ³⁄₄ NPT 3
FL-7918B Air/100 psi 25 to 250 SCFM ³⁄₄ NPT 25
Comes complete with operator’s manual.
For 2 limit switches add suffix “-R2” to model number for additional cost.
† For 5-point NIST certificate add suffix “-NIST5” to model number for additional cost.
Ordering Examples: FL-6101B, in-line flowmeter with limit switch for oil, 0.1 to 1 GPM.
FL-6318B, in-line flowmeter with limit switch for water, 0.2 to 2 GPM.
B-71