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Speci¿ cations – GF Signet 2551 Magmeter Flow Sensor - Blind User Manual

Page 2

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2

2551 Magmeter

2. Speci¿ cations

10

20

30

40

50

60

70

80

90

100

110

120

130

140

150

160

170

180

.7

1.4

2.1

2.8

3.4

4.1

4.8

5.5

6.2

6.9

7.6

8.3

9.0

9.7

10.3

11.0

11.7

12.4

(bar)

(psi)

0

-20

0

20

40

60

80

100

120

°F

°C

-4

32

68

104

140

176

212

248

Dimensions

Operating Temperature/Pressure

General
Pipe size range:

DN15 to DN 900 (0.5 in. to 36 in.)

Flow Range
• Minimum:

0.05 m/s (0.15 ft/s)

• Maximum:

10 m/s (33 ft/s)

Linearity:

± 1% reading plus 0.01m/s (0.033 ft/s)

Repeatability:

± 0.5% of reading @ 25 °C (77 °F)

Min. Conductivity:

20 —S/cm

Wetted Materials:
• Sensor body and Electrodes and Grounding ring:

• -P0, -P1, -P2:

Polypropylene and 316L SS

• -T0, -T1, -T2:

PVDF and Titanium

• -V0, -V1,-V2:

PVDF and Hastelloy-C

• O-rings:

FPM (standard); EPDM, FFPM (optional)

The user is responsible for determining the chemical
suitability of these materials for a speci¿ c application.

Electrical
Power Requirements
• 4 to 20 mA:

21.6 to 26.4 VDC, 22.1 mA max.

• Frequency:

5 to 26.4 VDC, 15 mA max.

• Digital (S

3

L):

5 to 6.5 VDC, 15 mA max.

Reverse polarity and short circuit protected

Current output (4 to 20 mA):
• Loop Accuracy:

32 —A max. error (25 °C @ 24 VDC)

• Isolation:

Low voltage < 48 VAC/DC from electrodes

and auxilary power

• Max cable:

300 m (1000 ft.)

• Error condition:

22.1 mA

• Max. Loop

Resistance: 300

ȍ

• Compatible with PLC, PC or similar equipment

Frequency output:
• Max. Pull-up

Voltage: 30

VDC

• Compatible with Signet 5600, 8900, 9900

Digital (S

3

L) Output:

• Serial ASCII, TTL level 9600 bps
• Compatible with Signet 8900, 9900

Environmental Requirements
• Case:

PBT

• Display:

Polyamide

Storage Temperature: -20 to 70 °C (-4 to 158 °F)
Relative Humidity:

0 to 95% (non-condensing)

Operating Temperature:
• Ambient:

-10 to 70 °C (14 to 158 °F)

• Media:

0 to 85 °C (32 to 185 °F)

Max. operating pressure:
• 10.3 bar @ 25 °C (150 psi @ 77 °F)
• 1.4 bar @ 85 °C (20 psi @ 185 °F)

Standards and Approvals
CE, UL
NEMA 4X / IP65 Enclosure (with cap installed)

94 mm
(3.7 in.)

79.25 mm
(3.12 in.)

-X0
-X1
-X2

Pipe Range:
1/2 to 4 in. -X0 = 58 mm (2.3 in.)
5 to 8 in.

-X1 = 91 mm (3.6 in.)

10 to 36 in. -X2 = 167 mm (6.6 in.)

X = Sensor Body P, T, or V

China RoHS
For more information go to www.gfsignet.com

SAFETY INSTRUCTIONS
1. Depressurize and vent system prior to installation or removal.
2. Con¿ rm chemical compatibility before use.
3. Do not exceed maximum temperature/pressure speci¿ cations.
4. Wear safety goggles or face shield during installation/service.
5. Do not alter product construction.
6. Disconnect power before attempting any service or wiring.

Declaration of Conformity according to FCC Part 15
This device complies with Part 15 of the FCC rules.
Operation is subject to the following two conditions:
(1) This device may not cause harmful interference, and,
(2) This device must accept any interference received,
including interference that may cause undesired operation.