Process transmitter RMA421

This product is no longer available.

Please check new generation in the section predecessor / successor or contact your local Endress+Hauser entity.

Product picture of: Process transmitter RMA421

"Product Phased Out."
scalable.
Loop power supply 24VDC, 30mA.
Interface RS232, ReadWin 2000.
LED-Status display.
DIN rail housing, 45mm wide,35mm.
35mm top hat, IP20.
Plug-on screw terminals.
Approval: GL (German Lloyd) Marine,
UL listed, CSA GP.
:: Linearisation table 32-points.

Predecessor

XT170
TMT2174
TMT2175
TMT2073
TMT2173
TMT2020

Successor

F

L

E

X
Process Transmitter + Control Unit RMA42

Universal transmitter, loop power supply, barrier and limit switch in one device!
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Simple products
Easy to select, install and operate

Technical excellence

Simplicity

What is FLEX?

Standard products
Reliable, robust and low-maintenance

Technical excellence

Simplicity

What is FLEX?

High-end products
Highly functional and convenient

Technical excellence

Simplicity

What is FLEX?

Specialized products
Designed for demanding applications

Technical excellence

Simplicity

Variable

What is FLEX?

FLEX selections	Technical excellence	Simplicity
F L E X Fundamental selection Meet your basic measurement needs	Technical excellence	Simplicity
F L E X Lean selection Handle your core processes easily	Technical excellence	Simplicity
F L E X Extended selection Optimize your processes with innovative technologies	Technical excellence	Simplicity
F L E X Xpert selection Master your most challenging applications	Technical excellence	Simplicity Variable

Learn more about the FLEX selections

Function

Universal process transmitter
Certification

UL
CSA GP
Input

1 x analog (U, I, R, TC, RTD)
Output

1x current, voltage
Relay output

2x Relay
Auxiliary power supply / Loop power supply

24V loop power supply
Dimensions (wxhxd)

45 x 110 x 112 mm
(1,77" x 4,33" x 4,41")
Software

Linearization
Operation

on site via 3 buttons, PC configuration via ReadWin2000+RS232
Display

LCD 6 mm (0,24"), 5-digit
Operating Voltage

90...250 V AC
20...28 V AC
18...36 V DC

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Most downloaded

Operating Instruction (BA)

Operating manual Processtransmitter RMA 421 >= Software V1.10

English version - 11/2005

New version available in English

Multi-function 1 channel DIN rail mounted transmitter with universal input, loop power supply, limit monitor and analogue output

Select other languages, versions and see details Hide selection and details

	EN
23/11/2005
30/05/2005

Language:	English
Version:	23/11/2005
File size:	3.9 MB
File name:	Ba106rc4.pdf

Technical Information (TI)

Technical information Process transmitter RMA421

English version - 06/2005

New version available in English

Multi-function 1 channel DIN rail mounted transmitter with universal input, loop power supply, limit monitor and analogue output

Select other languages, versions and see details Hide selection and details

	EN
02/06/2005
18/05/2004

Language:	English
Version:	02/06/2005
File size:	1.2 MB
File name:	ti064ren.pdf

6 documents

Technical Information (TI)

Technical information Process transmitter RMA421

Technical Information (TI)

English version - 06/2005

New version available in English

Multi-function 1 channel DIN rail mounted transmitter with universal
input, loop power supply, limit monitor and analogue output

Select other languages, versions and see details Hide selection and details

	EN
02/06/2005
18/05/2004

Language:	English
Version:	02/06/2005
File size:	1.2 MB
File name:	ti064ren.pdf

Share
- Copy Link
- Send Mail
Download

Operating Instruction (BA)

Operating manual Processtransmitter RMA 421 >= Software V1.10

Operating Instruction (BA)

English version - 11/2005

New version available in English

Multi-function 1 channel DIN rail mounted
transmitter with universal input, loop power
supply, limit monitor and analogue output

Select other languages, versions and see details Hide selection and details

	EN
23/11/2005
30/05/2005

Language:	English
Version:	23/11/2005
File size:	3.9 MB
File name:	Ba106rc4.pdf

Share
- Copy Link
- Send Mail
Download

Operating Instruction (BA)

Manuale operativo RMA 421

Operating Instruction (BA)

English version - 10/2003

New version available in English

Manuale operativo RMA 421 > Software V1.10

Select other languages, versions and see details Hide selection and details

	EN
01/10/2003

Language:	English
Version:	01/10/2003
File size:	1001.3 KB
File name:	ba106rit.pdf

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Download

Operating Instruction (BA)

Operating Manuals ReadWin 2000 (GB)

Operating Instruction (BA)

English version - 01/2010

New version available in English

Operating Manuals ReadWin 2000

Select other languages, versions and see details Hide selection and details

	EN
01/01/2010
31/10/2008
20/06/2007
25/07/2001

Language:	English
Version:	01/01/2010
File size:	6.3 MB
File name:	BA137Ren_0110.pdf

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Miscellaneous

Product family: Contactors/transmitters

Miscellaneous

English version - 07/2006

New version available in English

Product root: RMA421-
Region: Canada, USA
Approval agency: CSA
Approval number: CSA1642261

Show details Hide details

Language:	English
Version:	17/07/2006
File size:	283.2 KB
File name:	CSA1642261.pdf

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Overfill Prevention

Product family: Liquiphant M, Liquiphant S, Nivotester

Overfill Prevention

German version - 09/2022

New version available in English

Product root: FTL120Z-, FTL170Z-, FTL320-, FTL325N-, FTL325P-,
FTL370-, FTL372-, FTL375N-, FTL375P-, FTL50-, FTL50H-, FTL51
-, FTL51C-,
FTL51H-,FTL70-, FTL71-, FXN421-, FXN422-, RIA250-, RIA450-, RMA421-,
RMA422-, RN221-, SIF101-, SIF111-, SIN
110-<
br/>Region: 050
Approval agency: DIBt
Approval number: Z-65.40-446

Show details Hide details

Language:	German
Version:	03/09/2022
File size:	6.6 MB
File name:	Z-65.40-446.pdf

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Search spare parts by number in drawing

- Show drawing (PDF)

60 spare parts & accessories

Terminal strip relay 2 3 pole

Terminals

Drawing number

Order code

10

51000777
Terminal strip relay 1 3 pole

Terminals

Drawing number

Order code

9

51000778
Supply terminal 4 pole

Terminals

Drawing number

Order code

11

51000780
Field housing - PG, 90mm mounting rail

further parts

Order code

51002468
Set, 10x fixing lever housing

further parts

Order code

71402350
Accessories Datamanager RXU10

further parts

Order code

RXU10-

Process transmitter RMA421

Predecessor

Successor

Process Transmitter + Control Unit RMA42

Function

Certification

Input

Output

Relay output

Auxiliary power supply / Loop power supply

Dimensions (wxhxd)

Software

Operation

Display

Operating Voltage

Back

Operating manual Processtransmitter RMA 421 >= Software V1.10

Technical information Process transmitter RMA421

Technical information Process transmitter RMA421

Operating manual Processtransmitter RMA 421 >= Software V1.10

Manuale operativo RMA 421

Operating Manuals ReadWin 2000 (GB)

Product family: Contactors/transmitters

Product family: Liquiphant M, Liquiphant S, Nivotester

Back

Terminal strip relay 2 3 pole

Terminal strip relay 1 3 pole

Supply terminal 4 pole

Field housing - PG, 90mm mounting rail

Set, 10x fixing lever housing

Accessories Datamanager RXU10

Process transmitter RMA421

Predecessor

Successor

Process Transmitter + Control Unit RMA42

Function

Certification

Input

Output

Relay output

Auxiliary power supply / Loop power supply

Dimensions (wxhxd)

Software

Operation

Display

Operating Voltage

Back

Operating manual Processtransmitter RMA 421 >= Software V1.10

Technical information Process transmitter RMA421

Technical information Process transmitter RMA421

Operating manual Processtransmitter RMA 421 >= Software V1.10

Manuale operativo RMA 421

Operating Manuals ReadWin 2000 (GB)

Product family: Contactors/transmitters

Product family: Liquiphant M, Liquiphant S, Nivotester

Back

Terminal strip relay 2 3 pole

Terminal strip relay 1 3 pole

Supply terminal 4 pole

Field housing - PG, 90mm mounting rail

Set, 10x fixing lever housing

Accessories Datamanager RXU10

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