You are on page 1of 1

Level Technology Comparison

Features
General
Trademarks
Sensing
Principle
Application
Media

Float

Mechanical
Displacer

Pulse Burst
Radar

RF
Capacitance

Ultrasonic
Contact
Non-Contact

Thermal
Dispersion

Vibration

Thermatel®

Solitel®

Aurora®
Atlas™, Gemini™

Vibration
Dampening

Buoyancy

Liquids
(Clean/Dirty)
Top Only
3
⁄4", 1", 2" NPT
50 psig @
+200° F

Thermal
Conductivity
Liquids
(Clean/Dirty)
Top/Side/Cage
3
⁄4" NPT
6000 psig @
+100° F

Bulk Solids

Liquids
(Clean)

Visual
Indication

Top/Side/Cage

Top/Cage

3700 psig @
+100° F

5150 psig @
+100° F

Eclipse®
Horizon™
Time
Domain
Liquids/Solids
(Clean/Dirty)
Top/Side/Cage
3
⁄4", 2" NPT
6250 psig @
+70° F

Full Vacuum

Full Vacuum

Full Vacuum

Full Vacuum

Full Vacuum

Full Vacuum

-10 psig

Full Vacuum

Full Vacuum

Full Vacuum

+1200° F

+700° F @
2665 psig

+800° F @
2000 psig

+400° F @
50 psig

+1000° F @
500 psig

+325° F @
2000 psig

+200° F @
50 psig

+850° F @
3380 psig

+320° F @
360 psig

+1000° F

Minimum
Process
Temperature

-150° F
(below -50° F
consult factory)

-150° F
(below -20° F
consult factory)

-320° F @
2000 psig

-40° F @
750 psig

-85° F @
3000 psig

-40° F @
2000 psig

-40° F @
50 psig

-100° F @
3000 psig

-40° F @
360 psig

-320° F

Application
Sensitivities

Variable S.G.,
Media Buildup

Variable S.G.,
Process Temp.
Changes

Minimal Error
due to Foam or
Media Buildup

Minimal Error Variable Dielectric High Suspended
due to Foam or
Conductive
Solids,
Media Buildup
Coating
High Aeration

Foam,
Vapors, Severe
Turbulence

Condensing
Environments

Alarm/Pump
or Interface
Contacts
or Pneumatic

Alarm/Pump
or Interface
Contacts
or Pneumatic

Alarm/Pump
or Interface

Alarm/Pump

Alarm/Pump

Alarm &
Interface

Alarm

Alarm/Pump
or Interface

Relay

Relay, AS-i, or
Current Shift

Relay

Relay

Relay

Contacts

No

No

Application
Dependent

±0.25"

Mounting Œ
Arrangement
Maximum
Process Pressure
Min. Proc. Press.
Maximum
Proc. Temperature

Switch
Functions
Output
Self-Test

Tuffy® II
Buoyancy
Liquids (Clean)

Proof-er®
Modulevel®
Buoyancy &
Range Spring
Liquids
(Clean/Dirty)

Guided Wave
Radar

N/A

Pulsar®

Kotron®

Echotel®

Microwave
Transit Time
Liquids
(Clean/Dirty)
Top Only
11⁄2" NPT
750 psig @
+70° F

Dielectric
Constant
Liquids
(Clean)
Top/Side/Cage
3
⁄4" NPT
5000 psig @
+100° F

Sound
Attenuation
Liquids
(Clean/Dirty)
Top/Side/Cage
3
⁄4" NPT
2000 psig @
+325° F

N/A

Echotel®
Speed of Sound

No

Yes

Yes

Yes

Yes

Yes

Repeatability

±0.25"

±0.25"

±0.0625

±0.0625

±0.125"

±0.125"

Hysteresis

0.75"

≥ 1.8

0.125

0.125

0.25

0.25

Transmitter
Functions
Power
Output
Self-Test
Range
Accuracy

See Note 

Level or
Interface

Level or
Interface

Loop, Line,
or Pneumatic

Loop Only

4–20 mA, HART®, 4–20 mA w/ HART ™,
FOUNDATION fieldbus ,
or Pneumatic
PROFIBUS PA
®

Top/Side
11⁄2" NPT
360 psig @
+320° F

Top/Cage
4500 psig

Less than 1 lb.
Variable S.G.,
per cubic
Media Buildup
foot density

0"

Level Only

Level or
Interface Ž

Level Ž

Level or
Interface

Loop Only

Loop or Line

Loop or Line

Loop

4–20 mA
with HART®

4–20 mA, HART,
Modbus®

N/A

4–20 mA,
Modbus®, RS485

N/A

N/A

4–20 mA,
HART®

Yes

Yes

Yes

Yes

Yes

Yes

10+ feet

75 feet

65 feet

150 feet

35 feet

50 feet

±1.0%

±0.25%

±0.25%

±1.0%

±0.25%

±0.25%

5300 Belmont Road • Downers Grove, Illinois 60515-4499 • 630-969-4000 • Fax 630-969-9489 • www.magnetrol.com
145 Jardin Drive, Units 1 & 2 • Concord, Ontario Canada L4K 1X7 • 905-738-9600 • Fax 905-738-1306
Heikensstraat 6 • B 9240 Zele, Belgium • 052 45.11.11 • Fax 052 45.09.93
Regent Business Ctr., Jubilee Rd. • Burgess Hill, Sussex RH15 9TL U.K. • 01444-871313 • Fax 01444-871317

Notes:
Œ Mounting sizes listed are the most common used — others also available.
 See mechanical displacer for mechanical transmitters.
Ž Some RF capacitance and ultrasonic non-contact transmitters
also display and output volume and open channel flow.

Copyright © 2008 Magnetrol International, Incorporated. All rights reserved. Printed in the USA.
Performance specifications are effective with date of issue and are subject to change without notice.

Magnetrol, Magnetrol logotype, Tuffy, Proof-er, Modulevel, Eclipse, Pulsar, Kotron, Echotel, Thermatel, Solitel, and Aurora are registered trademarks of Magnetrol International
HART is a registered trademark of the HART Communication Foundation
Modbus is a registered trademark of Gould, Inc.

BULLETIN: 41-205.10
EFFECTIVE: November 2006
SUPERSEDES: August 2005