Specifications
SPECIFICATIONS
RVL Inline
Fluid
Connection
Turndown Ratio
Liquids
NPT Female or Butt (PVDF only)
12:1 for 1/2…2 in (12 7…50 8 mm) meters
8:1 for 1/4 in (6 35 mm) meter
Accuracy
±1% of full scale (4…20 mA or 0…5V DC)
±2% of full scale, frequency pulse
Repeatability
±0 25% of actual flow
PVC standard
Materials
CPVC, PVDF optional
4…20 mA standard
Output Signals
0…5V DC or frequency pulse optional push-pull driver 150 mA sink or source
Power Supply
8…28V DC
Response Time
2 seconds minimum, step-change-in flow
Enclosure
Type 4X (IP 66)
Tube Size
1/4 in (6 35 mm)
1/2 in (12 7 mm)
3/4 in (19 05 mm)
1 in (25 4 mm)
1-1/2 in (38 1 mm)
2 in (50 8 mm)
Maximum Fluid
Temperature
203° F (95° C)
150° F (66° C)
100° F (38° C)
70° F (21° C)
Minimum Flow
0 6 gpm (2 3 lpm)
1 3 gpm (4 7 lpm)
2 1 gpm (7 9 lpm)
4 2 gpm (15 8 lpm)
8 3 gpm (31 5 lpm)
16 7 gpm (63 1 lpm)
Nominal Flow Rates
Maximum Flow
5 gpm (18 9 lpm)
15 gpm (56 8 lpm)
25 gpm (94 6 lpm)
50 gpm (189 3 lpm)
100 gpm (378 5 lpm)
200 gpm (757 1 lpm)
Full Scale Frequency
1052 Hz
570 Hz
284 Hz
292 Hz
144 Hz
142 Hz
Weight
1 5 lbs (0 68 kg)
1 6 lbs (0 72 kg)
1 7 lbs (0 77 kg)
1 8 lbs (0 80 kg)
3 1 lbs (1 40 kg)
2 7 lbs (1 22 kg)
PVC
Not recommended
Maximum Operating Pressure psig (KPa)
CPVC
Consult factory
Not recommended
93 psig (641 KPa)
150 psig (1034 KPa)
63 psig (434 KPa)
120 psig (827 KPa)
150 psig (1034 KPa)
PVDF
Consult factory
130 psig (896 KPa)
150 psig (1034 KPa)
150 psig (1034 KPa)
12
20
10
5
2
1
.5
.2
.1
.05
.3
¼ in.
½ in.
¾ in.
1 in.
1½ in.
2 in.
.5
1 2 5 10 15 25
FLOW (GPM)
50 100 200
Figure 16: RVL inline pressure drop
1000
750
500
350
200
100
50
35
20
10
5
3.5
¼ in.
½ in.
¾ in.
1 in.
1½ in.
2 in.
2 5 10 20 50
30
FLOW (LPM)
200 600
100 300 800
August 2015 VRX-UM-00371-EN-02 Page 17
Specifications
RVL Wafer
Fluid
Connection
Liquids
Wafer
Turndown Ratio
12:1
Accuracy
±1% of full scale (4…20 mA or 0…5V DC)
±2% of full scale, frequency pulse
Repeatability
±0 25% of actual flow
Materials
PVC standard
CPVC, Polypropylene, PVDF optional
Output Signals
4…20 mA standard
0…5V DC or frequency pulse optional push-pull driver 150 mA sink or source
Power Supply
8…28V DC
Response Time
2 seconds minimum, step-change-in flow
Enclosure
Type 4X (IP 66)
Tube Size
1/2 in (12 7 mm)
3/4 in (19 05 mm)
1 in (25 4 mm)
1-1/2 in (38 1 mm)
2 in (50 8 mm)
3 in (76 2 mm)
Maximum Fluid
Temperature
203° F (95° C)
150° F (66° C)
100° F (38° C)
70° F (21° C)
Maximum Fluid
Temperature
203° F (95° C)
150° F (66° C)
100° F (38° C)
70° F (21° C)
Minimum Flow
1 3 gpm (4 7 lpm)
2 1 gpm (7 9 lpm)
4 2 gpm (15 8 lpm)
25 0 gpm (94 6 lpm)
PVC
Not recommended
Not recommended
100 psig (690 KPa)
150 psig (1034 KPa)
Nominal Flow Rates
Maximum Flow
15 gpm (56 8 lpm)
25 gpm (94 6 lpm)
50 gpm (189 3 lpm)
8 3 gpm (31 5 lpm) 100 gpm (378 5 lpm)
16 7 gpm (63 1 lpm) 200 gpm (757 1 lpm)
300 gpm (1136 lpm)
Full Scale Frequency
570 Hz
284 Hz
292 Hz
144 Hz
148 Hz
61 Hz
Weight
0 8 lbs (0 36 kg)
0 9 lbs (0 41 kg)
1 1 lbs (0 50 kg)
1 7 lbs (0 77 kg)
2 6 lbs (1 17 kg)
4 8 lbs (2 16 kg)
Maximum Operating Pressure, Standard
CPVC
Consult factory
63 psig (434 KPa)
120 psig (827 KPa)
150 psig (1034 KPa)
Polypropylene
Not recommended
90 psig (621 KPa)
130 psig (896 KPa)
PVDF
Consult factory
130 psig (896 KPa)
150 psig (1034 KPa)
150 psig (1034 KPa) 150 psig (1034 KPa)
PVC
Not recommended
Consult factory
Consult factory
Consult factory
Maximum Operating Pressure, High Pressure
CPVC
Not recommended
Consult factory
Consult factory
Consult factory
Polypropylene
Not recommended
90 psig (621 KPa)
130 psig (896 KPa)
PVDF
Consult factory
300 psig (2068 KPa)
400 psig (2750 KPa)
150 psig (1034 KPa) 400 psig (2750 KPa)
12
20
10
5
.2
.1
.05
.3
2
1
.5
½ in.
¾ in.
1 in.
1½ in.
2 in.
3 in.
.5
1 2 5 10 15 25
FLOW (GPM)
50 100 200 300
Figure 17: RVL wafer pressure drop
1000
750
500
350
200
100
50
35
20
10
3.5
5
2
1/2 in.
3/4 in.
1 in.
1½ in. 2 in.
3 in.
5 10 20 50
30
FLOW (LPM)
200 600
100 300 800
1200
Page 18 VRX-UM-00371-EN-02 August 2015
Specifications
RVL Tube
Fluid
Connection
Turndown Ratio
Liquids
Tube (Flare end)
12:1 for 3/4 in (19 05 mm) and 1 in (25 4 mm) meters
8:1 for 1/2 in (12 7 mm) meter
Accuracy
±1% of full scale (4…20 mA or 0…5V DC)
±2% of full scale, frequency pulse
Repeatability
±0 25% of actual flow
PVC standard
Materials
CPVC, Polypropylene, PVDF optional
4…20 mA standard
Output Signals
0…5V DC or frequency pulse optional push-pull driver 150 mA sink or source
Power Supply
8…28V DC
Response Time
2 seconds minimum, step-change-in flow
Enclosure
Type 4X (IP 66)
Tube Size
1/2 in (12 7 mm)
3/4 in (19 05 mm)
1 in (25 4 mm)
Minimum Flow
0 6 gpm (2 3 lpm)
1 3 gpm (4 7 lpm)
2 1 gpm (7 9 lpm)
Maximum Fluid Temperature
150° F(66° C)
100° F (38° C)
70° F (21° C)
Nominal Flow Rates
Maximum Flow
5 gpm (18 9 lpm)
15 gpm (56 8 lpm)
25 gpm (94 6 lpm)
Weight
1 5 lbs (0 68 kg)
1 6 lbs (0 72 kg)
1 7 lbs (0 77 kg)
Maximum Operating Pressure
PVDF
130 psig (896 KPa)
150 psig (1034 KPa)
150 psig (1034 KPa)
20
12
10
8
5
.2
.1
.05
.3
2
1
.5
½ in.
¾ in.
1 in.
.5
1 2 5 10 15 25
FLOW (GPM)
50 100 200
FLOW (LPM)
1000
750
500
350
200
100
50
35
20
10
5
3.5
2
½ in.
¾ in.
1 in.
5 10 20 50
30
FLOW (LPM)
200 600
100 300 800
Figure 18: RVL tube pressure drop
August 2015 VRX-UM-00371-EN-02 Page 19