RMS621
Energy manager

Steam and heat computer for industrial energy calculation of steam and water

RMS621

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Specs at a glance

Input

2...6x RTD
2...8x I
2...8x PFM
2...8x Impulse (aktive)
2...8x Impulse (passive)
Output

3...9x transmitter power supply
Display

Dot-Matrix LCD, backlit, colour change in case of alarm event
Calculations

heat quantity
heat quantity difference

See all specifications

Field of application

The steam and heat computer RMS621 calculates steam mass, steam heat quantity, net steam quantity, steam-heat differential, water heat quantity and water-heat differential in up to 3 simultaneous applications. Bi-directional and splitting range measurements are possible. It supports analog, PFM or pulse signals for flow and pressure sensors. Temperature sensors can be connected in 3- or 4-wire connection or via transmitter. A loop power supply is available for each analog or pulse input.

Energy management
Chemical industry
Heating and air conditioning
Pharmaceutical industry
Food and beverage
Plant and panel manufacture

Benefits

Calculation of the following applications:
Steam mass, steam heat quantity, net steam quantity, steam-heat differential, water heat quantity, water heat differential
Simultaneous calculation of up to three applications per device
Bi-directional flow applications or energy measurement is possible
Split-range flow measurements
Flow compensation due to improved differential
pressure procedure
Calculation as per IAPWS-IF 97
Meets standards EN 1434-1, 2, 5 and 6 and OIML R75

Success stories

Servicios de cubicaje

Para cualquier tipo de producto con un valor considerable (alcohol, combustibles, productos farmacéuticos,...) saber con exactitud la cantidad de producto almacenado es muy importante.
Read the full story

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

Filter

Search spare parts by number in drawing

- Show drawing (PDF)

60 spare parts & accessories

Front cover for version without display

Housing/housing accessories

Drawing number

Order code

1

RMS621X-HA
Front cover for version with display

Housing/housing accessories

Drawing number

Order code

1

RMS621X-HB
Housing cpl. without front, incl. 3x dummy inserts

Housing/housing accessories

Drawing number

Order code

2

RMS621X-HC
Bus board

Electronic

Drawing number

Order code

3

RMS621X-BA
Power supply 90-253VAC

Electronic

Drawing number

Order code

4

RMS621X-NA
Power supply 18-36VDC/20-28VAC

Electronic

Drawing number

Order code

4

RMS621X-NB
Display for units with software FSU00xA

Display

Drawing number

Order code

5

RMS621X-DA
Front board, vers. w/o display, FSU00xA for units with software FSU00xA

Display

Drawing number

Order code

5

RMS621X-DB
Display + front cover, software FSU00xA for units with software FSU00xA

Display

Drawing number

Order code

5

RMS621X-DC
Display for units with software FCSx0xA

Display

Drawing number

Order code

5

RMS621X-DE
Front board, version w/o display for units with software FCSx0xA

Display

Drawing number

Order code

5

RMS621X-DF
Display + front cover for units with software FCSx0xA

Display

Drawing number

Order code

5

RMS621X-DG
Extension board temperature (Pt100/Pt500/Pt1000)cpl.incl. connector + fixing frame

Electronic

Drawing number

Order code

6

RMS621A-TA
Extension board universal (PFM/pulse/analogue/loop power) cpl. incl.connector + fixing frame

Electronic

Drawing number

Order code

7

RMS621A-UA
Supply terminal 4 pole

Terminals

Drawing number

Order code

8

51000780
Terminal plug-in 4pol.SMSTB2,5 91/92/53/

Terminals

Drawing number

Order code

9

51004062
Terminal plug-in 4pol.SMSTB2,5 82/81/10/

Terminals

Drawing number

Order code

10

51004063
Terminal plug-in 4pol.SMSTB2,5 83/81/110

Terminals

Drawing number

Order code

11

51004064
Terminal plug-in 4pol.SMSTB2,5 104..101

Terminals

Drawing number

Order code

14

51004065
Terminal plug-in 4pol.SMSTB2,5 134..131

further parts

Drawing number

Order code

15/17

51004066
Terminal plug-in 4pol.SMSTB2,5 1/5/6/2

Terminals

Drawing number

Order code

12

51004067
Terminal plug-in 4pol.SMSTB2,5 3/7/8/4

Terminals

Drawing number

Order code

13

51004068
Terminal RMx621/FML621, Input 1, RTD

Terminals

Drawing number

Order code

19

51004907
Terminal RMx/FML621, Input 2, RTD

Terminals

Drawing number

Order code

20

51004908
Terminal RMx/FML621, Input 2, 4-20mA

Terminals

Drawing number

Order code

22

51004909
Terminal RMx/FML621, Input 1, 4-20mA

Terminals

Drawing number

Order code

21

51004910
Terminal RMx/FML621 dig./open collecto

Terminals

Drawing number

Order code

18

51004911
Terminal plug-in RMx/FML621 relay

Terminals

Drawing number

Order code

16

51004912
CPU Board RMS621

Electronic

Drawing number

Order code

23

RMS621C-
PROFINET device for DIN rail

further parts

Order code

RMS621A-P2
Display-/operat. keys: in offset housing for panel mounting 144x72mm. For units with software FCSx0xA. By using display on unit and display in offset simultaneous only usable together with the "new" unit display (FW: >=3.02.03)

Order code

RMS621A-AA
Display-/operat. keys: in offset FSU00xA housing for panel mounting 144x72mm. For units with software FSU00xA. By using display on unit + display in offset simultaneous only usable together with "old" unit display (FW: < 3.02.03)

Order code

RMS621A-AB
PROFIBUS DP slave module from software >=V2.01.00 for DIN rail

Order code

RMS621A-P1
Set, 10x fixing lever housing

Order code

71402350
Housing Field, R4 182x180x165, 5xM20, PC

Order code

52010132
Accessories RXU10

Order code

RXU10-
Service

Order code

DIENST-

	EN
14/02/2017
25/09/2014
22/12/2011
01/09/2010
06/09/2007

Language:	Spanish
Version:	14/02/2017
File size:	3.6 MB
File name:	BA00255RES_1617.pdf

	EN
23/11/2017
13/02/2017
01/09/2010
28/01/2008
09/03/2005
24/09/2004

Language:	Spanish
Version:	24/09/2004
File size:	1.3 MB
File name:	TI092re_RMS621_09.04.pdf

	EN
23/11/2017
13/02/2017
01/09/2010
28/01/2008
09/03/2005

Language:	English
Version:	23/11/2017
File size:	908.4 KB
File name:	TI00092REN_1517.pdf

	EN
28/02/2020

	EN
01/03/2017
15/08/2011
20/01/2011
28/11/2008
20/09/2007

	EN
20/08/2004

	EN
11/08/2009
28/11/2008
20/09/2007
05/05/2006

RMS621Energy manager

Steam and heat computer for industrial energy calculation of steam and water

Specs at a glance

Input

Output

Display

Calculations

Field of application

Benefits

Success stories

Servicios de cubicaje

Measuring principle

Measuring principle

Function

Calculations

Number of applications

Data storage

Calculation standards

Communication

Power supply

Loop power supply

Protection class

Input

Output

Dimensions (WxHxD)

Operation

Display

Software functions

Certificates

Back

Operating manual Energy manager RMS621

RMS621 Información técnica

RMS621 Technical Information

RMx621 / FML621

RMx621 Operating Instructions

Operating manual Energy manager RMS 621 SW Version 2.0

Operating manual Energy manager RMS621

Appendix to operating instructions RMx621

Operating Manuals ReadWin 2000 (GB)

Operating manual Energy manager RMS621 > SW Version 3.0

Zusatzbetriebsanleitung/Addition Manuals Ethernet-Anbindung

RMx621 / FML621

Back

Front cover for version without display

Front cover for version with display

Housing cpl. without front, incl. 3x dummy inserts

Bus board

Power supply 90-253VAC

Power supply 18-36VDC/20-28VAC

Display for units with software FSU00xA

Front board, vers. w/o display, FSU00xA for units with software FSU00xA

Display + front cover, software FSU00xA for units with software FSU00xA

Display for units with software FCSx0xA

Front board, version w/o display for units with software FCSx0xA

Display + front cover for units with software FCSx0xA

Extension board temperature (Pt100/Pt500/Pt1000)cpl.incl. connector + fixing frame

Extension board universal (PFM/pulse/analogue/loop power) cpl. incl.connector + fixing frame

Supply terminal 4 pole

Terminal plug-in 4pol.SMSTB2,5 91/92/53/

Terminal plug-in 4pol.SMSTB2,5 82/81/10/

Terminal plug-in 4pol.SMSTB2,5 83/81/110

Terminal plug-in 4pol.SMSTB2,5 104..101

Terminal plug-in 4pol.SMSTB2,5 134..131

Terminal plug-in 4pol.SMSTB2,5 1/5/6/2

Terminal plug-in 4pol.SMSTB2,5 3/7/8/4

Terminal RMx621/FML621, Input 1, RTD

Terminal RMx/FML621, Input 2, RTD

Terminal RMx/FML621, Input 2, 4-20mA

Terminal RMx/FML621, Input 1, 4-20mA

Terminal RMx/FML621 dig./open collecto

Terminal plug-in RMx/FML621 relay

CPU Board RMS621

PROFINET device for DIN rail

Display-/operat. keys: in offset housing for panel mounting 144x72mm. For units with software FCSx0xA. By using display on unit and display in offset simultaneous only usable together with the "new" unit display (FW: >=3.02.03)

Display-/operat. keys: in offset FSU00xA housing for panel mounting 144x72mm. For units with software FSU00xA. By using display on unit + display in offset simultaneous only usable together with "old" unit display (FW: < 3.02.03)

PROFIBUS DP slave module from software >=V2.01.00 for DIN rail

Set, 10x fixing lever housing

Housing Field, R4 182x180x165, 5xM20, PC

Accessories RXU10

Service

RMS621
Energy manager