Magnetic Flowmeters

RBEF Electromagnetic Flow meter is suitable to measure volumetric flow rate of the conductive liquid and slurry in the closed pipe, e.g. clean water, sewage, various solutions of acid, alkali, salt; slurry, slag, pulp and other liquids such as food-beverage etc.

As a professional supplier and manufacturer of Electromagnetic Flow Meter, RB flowmeter has been supplying quality Electromagnetic Flow Meter to customers all over the world for over 16 years.

A various type Magnetic Flow meters can provide as follows:

Standard Magmeters are for most of water and wastewater applications.
Ceramic liner Magnetic Flow Meter for Highly resistant Magmeter liner and electrodes that are suitable for most extreme process media, pipe size is from DN25 to DN200.
Sanitary Type Magnetic Flowmeters are designed for the food & beverage and pharmaceutical industries and is available with hygienic and flexible process connections, pipe size is from DN10 to DN150.
High frequency Emag flow meter for Slurry and High Percentage of Solids, etc.

Description

Features
Specification
Model Selection
Applicants
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Features

RBEF Emag meter Features

Available Sizes	ISO: DN15…DN3000 US: 1/2”…118”
Accuracy	Standard: ±0.5% (0.6m/sec to 15 m/sec) Optional: ±0.2% (1.0m/sec to 15 m/sec)
Measurement Range	Up to: 381,704 m3/hr 1,727,305 gal/min
Maximum Flow Velocity	12m/sec
Measurement Resolution	±1mm/sec
Turndown	Up to 1500:1
Process Connections	GB Flange JIS Flange DIN Flange (DIN 2501) ANSI Flange (B16.5) Wafer Design
Lining Materials	Neoprene PTFE Polyurethane PFA Tefzel (PFA and Tefzel lining available with wire net reinforcement for negative pressure applications) Ceramic
Electrode Materials	316L Stainless Steel Hastelloy-C22 Hastelloy-B10 Titanium Tantalum Platinum/iridium Alloy Tungsten Carbide Coated 316L Stainless Steel Ceramic
Removable Electrode	In-situ Electrode Maintenance and Replacement Option Available
Housing Protection Class	IP65 IP67 (Compact versions only) IP68 (Remote Versions Only)
Remote Transmitter	Pipe Mount or Wall Mount
Available Power Supplies	85…265VAC 16…36VDC
Transmitter Configuration Options	Front Panel Keypad Hand Held Infrared Programmer
Output Signals	1 x Active Current Output 1 x Passive Current Output 1 x Frequency / Pulse Output
Status Outputs	2 x Contact / Status Outputs for Upper and Lower Flow Limit
Digital Communication	RS485 Modbus, GPRS

Specification

RBEF Magmeters Specifications

Sizes	Flanged (Metric)		DN15…DN3000
	Flanged (US)		1/2”… 118”
	Wafer Design		DN15…DN100
Nominal Pressure	GB,JIS and DIN Flange		0.6 MPa, 1.0 MPa, 1.6 MPa, 4.0 MPa
	ANSI Flange		Class 150, Class 300
	Wafer Design		1.6 MPa, 4.0 MPa
	For additional pressure requirements, please contact manufacturer
Accuracy (pulse output)	Standard		±0.5% (0.6m/sec to 12 m/sec)
	Optional		±0.2% (1.0m/sec to 12 m/sec)
Measurement Resolution	±1mm/sec
Max Flow Tube Velocity	SI:		49 ft/s
	US:		12 m/s
Ambient Temperature	-25…+55°C / -13…+131°F
Relative Humidity	5%…90%
Conductivity	≥5 μS/cm
Transmitter Mounting Availability	Compact type		Sizes: DN15…DN1000 1/2”…40”
	Remote type		Sizes: DN15…DN3000 1/2”… 118”
	Note 1: Cable between flow tube and remote transmitter is type SMFE100 Note 2: Remote unit supplied with 10m cable as standard Note 3: Max cable length is 200m (650ft)
	Material					SI	US
Liner Material Options	Neoprene (std)					DN15…DN3000	1/2”…56”
	PTFE					DN15…DN1000	1/2”…40”
	Polyurethane					DN15…DN300	1/2”…12”
	PFA					DN15…DN250	1/2”…10”
	PFA with optional wire reinforcement					DN80…DN250	3”…10”
	Tefzel					DN15…DN250	1/2”…10”
	Tefzel with optional wire reinforcement					DN80…DN250	3”…10”
	ceramic liner and electrodes					DN15…DN200	1/2”…8”
Electrode Material Options	316L stainless steel (std)					DN15…DN3000	1/2”…56”
	Hastelloy – C22					DN15…DN1000	1/2”…40”
	Hastelloy – B10					DN15…DN1000	1/2”…40”
	Titanium					DN15…DN250	1/2”…10”
	Tantalum					DN15…DN250	1/2”…10”
	Platinum/iridium Alloy					DN15…DN250	1/2”…10”
	316L with tungsten carbide coating					DN15…DN600	1/2”…24”
Grounding Options	Flange Grounding			DN15…DN3000			1/2”…56”
	Grounding Ring			DN15…DN250			1/2”…10”
	Electrode Grounding			DN50…DN3000			2”…56”
	Inlet protection ring			DN50…DN300			2”…12”
	Type	Liner			Standard			Optional
Max Process Temperature Limits	Compact	Neoprene			80°C / 176°F			120°C / 248°F
		PTFE			80°C / 176°F			120°C / 248°F
		Polyurethane			80°C / 176°F			-
		PFA			80°C / 176°F			120°C / 248°F
		Tefzel			80°C / 176°F			-
	Remote	Neoprene			80°C / 176°F			120°C / 248°F
		PTFE			80°C / 176°F			120°C / 248°F 180°C / 356°F
		Polyurethane			80°C / 176°F			-
		PFA			80°C / 176°F			120°C / 248°F
		Tefzel			80°C / 176°F			-
Environmental Protection Class	Compact				IP 65			IP67
	Remote				IP 65			IP 68
Power Supply Options	85…265VAC / 45…63Hz, 20VA
	16…36VDC, 16VA
Display	2 or 3 line backlit LCD
Configuration Access	Front panel keypad
	Hand held infrared remote control (optional)
Output Signals	Active analog current output		Max load resistance 0…1.5kΩ for 0…10mA 0…750Ω for 4…20mA
			Accuracy = same as pulse output ±0.1% of rate
			Option: HART Protocol
	Passive analog current output		Requires 24Vdc external supply to operate
			Accuracy = same as pulse output ±0.1% of rate
	Pulse / frequency and alarm outputs		Optically isolated open collector output powered either internally or externally Int. power: 28VDC with 1.2kΩ pull-up resistor Ext. power: ≤36VDC, max current 250mA
	Digital Communications		RS485 Modbus
			GPRS (superimposed on current output)
			All interfaces have built in lightning protection
Electrical isolation	Isolation between all I/O and input power no less than 500V
	Isolation between all I/O and ground no less than 500V
	Isolation between flow tube and transmitter outputs no less than 500V
Standard	JB/T 9248-1999 Electromagnetic Flow meter

(1) Line size selection will be inches for ANSI Class 150/300 rating selection, DIN size for all other ratings

(2) Order longer cable length separately

(3) Ceramic liner and electrodes is with wafer type only

Model Selection

RBEF Magnetic Flow Meter Model Selection

RBEF-	DN	-		-		-		-		-		-		-		-		-		-		-		-		-
	1		2		3		4		5		6		7		8		9		10		11		12		13		14	15

1 Nominal Diameter(mm)/ [inches] ⁽¹⁾

0015 [½”]	0100 [4”]	0450 [18”]	1400 [56”]
0020 [¾”]	0125 [5”]	0500 [20”]	1600
0025 [1”]	0150 [6”]	0600 [24”]	1800
0032 [1¼]	0200 [8”]	0700 [28”]	2000
0040 [1½]	0250 [10”]	0800 [32”]	2200
0050 [2”]	0300 [12”]	0900 [36”]	2400
0065 [2½]	0350 [14”]	1000 [40”]	2600
0080 [3”]	0400 [16”]	1200 [48”]	3000

2 Flange Rating ⁽¹⁾

02	0.25 MPa	1600 … 3000
06	0.6 MPa	700 … 3000
10	1.0 MPa	200 … 1400
16	1.6 MPa	15 … 600
20	ANSI Class 150	15 …1400
40	4.0 MPa	15 … 150
50	ANSI Class 300	15 … 1400
AA	Special

3 Electrode Material

1	316L Stainless Steel
3	Hastelloy C-22
4	Hastelloy B-10
5	Titanium
6	Tantalum
7	Platinum / Iridium Alloy
8	Tungsten Coated Stainless Steel
9	ceramic

4 Lining Material

1	Neoprene (Hard rubber)	≤ 3000
2	PTFE	≤ 1000
3	Polyurethane	≤ 300
4	PFA	≤ 250
5	Tefzel	≤ 250
6	PFA with Wire Net	80 … 250
7	Tefzel with Wire Net	80 … 250
8	Ceramic	15 … 200

5 Grounding and Lining Protection

0	Flange ground	15 … 3000
1	Earth ring	15 … 250
2	Ground electrode	50 … 3000
3	Inlet protection ring	50 … 3000

6 Max. Process Temperature

A	80°C	All Linings
B	120°C	Neoprene / PTFE / PFA / Tefzel
C	180°C	PTFE only

7 Environmental Protection Class

1	IP65
2	IP67 (Compact Type Only)
3	IP68 (Remote Type Only)

8 Explosion Proofing

1	None
2	Ex DE IIC T6

9 Configuration – sensor/transmitter

1	Compact (15 … 1000)
2	Remote (with 10m cable)⁽²⁾
3	Wafer

10 Power Supply

A	AC: 85 … 265 VAC / 45 … 63Hz
D	DC: 18 … 36 VDC

11 Display and Programming

2	2 line LCD display + keypad programming
3	3 line LCD display + keypad programming

12 Output and Input

0	Basic Configuration (current, pulse and contact outputs)
2	Basic Configuration + RS485
3	Basic Configuration + GPRS
4	Basic Configuration + MODBUS

13 Calibration Specification

1	3 point, 0.5% accuracy
2	3 point, 0.25% accuracy
3	Special

14 Flow Tube Configuration

1	Flange Type	15 … 3000
D	DIN
A	ANSI
O	Others(pls clarify)
2	Flange type with removable electrodes	15 … 3000
3	Flange material
C	Carbon Steel
S	304 Stainless Steel

15 Special Function

0	No	R	IR Remote
T	Power off timer	H	Cumulative hours
Q	Quantitative control	J	Relay Output

Remark:

(1) Line size selection will be inches for ANSI Class 150/300 rating selection, DIN size for all other ratings

(2) Order longer cable length separately

(3) Ceramic liner and electrodes is with wafer type only

Applicants

The RBEF electromagnetic flow meter (Emag. meters) range is designed to measure the volumetric flow of conductive liquids and slurries within closed pipelines in industries such as water & wastewater, chemical, petroleum, metal production, power, pharmaceutical, food & beverage, pulp & paper, etc.

The RBEF is the ideal instrument for :

Water and wastewater Municipal projects
Measuring and billing in civil, industrial and agricultural sector;
For flow measurement in residual water treatment.
Chemicals, acids, alkalis fluids; Paint
Viscous fluids and slurries
Water & wastewater flows
Irrigation meters of Agriculture
Leakage Detection
Pulp and slurries
Beverage and pharmaceutical industries

Note: The minimum conductivity of the measured flow must be ≥ 5μS/cm for the meter to function correctly.

RBEF Electromagnetic Flowmeter Application Worksheet

RBEF	Flow meter Application Worksheet (Electromagnetic flow meter)
Customer Name
Contact
Tel/Fax/Email
Project Name
Tag.No
	Process Parameters
Pipe Spec / Material
Process Connection
Fluid Type
Max Flow
Nor. Flow
Min. Flow
Fluid Temperature
Operating Pressure
Measuring range
Power Supply	85 --- 265 VAC or 16 --- 36 VDC
Accuracy % required	( ±0.5 or ±0.2 )
	Manufacturers Configuration Sheet
Nominal Diameter mm
Nominal pressure MPa
Electrode Material
Lining Material
Grounding/ Protection
Temperature Rating
IP Protection Class
EX Certification
Configuration	Compact or Remote
Power Supply	85 --- 265 VAC or 16 --- 36 VDC
Programming Display
Input/output signal
Inspection
Connection type
Electric connection
Special signal cable
Mating Flange Set
Accessory 1
Accessory 2
Model Number	RBEF-
Remark

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